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When it contains chondrocytes Hyaline cartilage connects the ribs to the sternum. It is also most commonly found in the ribs, nose, larynx, and trachea. “Hyaline Cartilage.” Biology Dictionary. They are primarily composed of hyaline cartilage, which is densely packed with collagen, a … Hyaline cartilage also contains the molecule chondroitin sulfate, which helps it to resist being compressed. The dark spots are chondrocytes, while the light-colored circles surrounding them are the lacunae. Hyaline cartilage is able to support weight bearing adjacent bone in joint of extremities. Hyaline cartilage is the most widespread cartilage type and, in adults, it forms the articular surfaces of long bones, the rib tips, the rings of the trachea, and parts of the skull. This is 2 counteract Burnullies principal, which also is used by airplane wings 2 give lift. Articular cartilage functions as a shock absorber and also reduces friction between bones where they meet at joints. The function of hyaline cartilage is also normally to support the movable joints between bones, as well as the connections between the ribs and the breast bone, or sternum. Hyaline cartilage matrix is mostly made up of type II collagen and chondroitin sulfate, both of which are also found in elastic cartilage. Hyaline Cartilage. Cartilage plays an important role in the life of animals and fish too. Biologydictionary.net, January 20, 2017. https://biologydictionary.net/hyaline-cartilage/. A. inhalation B. exhalation C. a hiccup D. the lungs deflate. When is hyaline cartilage called articular cartilage? Type II A. To the Mäxi Foundation: This website project would not have been possible without the substantial support of the Swiss “Mäxi Foundation”. These slides are good examples of mature hyaline cartilage with its abundant matrix and spaces, lacunae, occupied by cells, chrondocytes, which usually shrink extensively during fixation. 2 keep the airway-:-from collapsing. Generally, across various articulating surfaces it varies in thickness, going from an average thickness of 2 to 3 mm to 1 to 7 mm in thickness. Hyaline Cartilage Of the three main cartilages found in the body, in adults, Hyaline cartilage is the most widespread. Cartilage plays an important role in the life of animals and fish too. 1. Hyaline cartilage provides mechanical support for the respiratory tree, nose, articular surfaces, and developing bones. Cartilage is a tough, but flexible tissue that has two components: water and matrix. Generally, across various articulating surfaces it varies in thickness, going from an average thickness of 2 to 3 mm to 1 to 7 mm in thickness. Cartilage is not innervated and therefore relies on diffusion to obtain nutrients. Which is NOT one of the three types of cartilage? Hyaline cartilage provides support and flexibility to different parts of the body. Unlike bone, it is easily cut by a sharp knife. B. The trachea- also known as the windpipe- is a component of the respiratory system and thus assists in the function of breathing. container: 'taboola-below-article-thumbnails', Hyaline cartilage exists on the ventral ends of ribs; in the larynx, trachea, and bronchi; and on the articular surface of bones. _taboola.push({ placement: 'Below Article Thumbnails', 2 keep the airway-:-from collapsing. A. B. Hyaline It has a matrix that contains closely packed collagen fibers, making it … The main cell types in cartilage are chondrocytes, the ground substance is chondroitin sulfate, and the fibrous sheath is called perichondriu… It is deformable but elastic, and it recovers its shape quickly when the deforming stress is removed. Dr. Peter Ihle answered. Hyaline cartilage is found in the nose, ears, trachea, parts of the larynx, and smaller respiratory tubes. ‘Cartilage function’ is one of the most challenging sections of histology. Hyaline cartilage is the most widespread cartilage type and, in adults, it forms the articular surfaces of long bones, the rib tips, the rings of the trachea, and parts of the skull. It is a firm tissue but is softer and much more flexible than bone. D. When the diaphragm contracts (is pulled downward), _____ occurs. Cartilage is a flexible connective tissue that differs from bone in several ways; it is avascular and its microarchitecture is less organized than bone. Hyaline cartilage is covered externally by a fibrous membrane known as the perichondrium or, when it's along articulating surfaces, the synovial membrane. Therefore, cartilage damage is difficult to heal. It contains cartilage tissue and white fibrous tissue. A very thin layer of cartilage … This is 2 counteract Burnullies principal, which also is used by airplane wings 2 give lift. 1 doctor answer. The exact position at which the chondrogenic layer becomes cartilage proper is difficult to pinpoint, however, because the two layers blend imperceptibly with each other. 1. Forming the articular surfaces of long bones, between the ribs, the rings of the trachea in the throat and some parts of the skull. Fibrous cartilage is found in the meniscus. There's a tendency for it 2 collapse if they were not there. Hyaline cartilages are smooth and glassy thus the cartilage is named Hyaline cartilage. Hyaline cartilage is very uniform in appearance. Cartilage, connective tissue forming the mammalian embryonic skeleton prior to bone formation and persisting in parts of the human skeleton into adulthood. Elastic cartilage is found in the ear, part of the nose, and the air tube. The human skeletal system comes packaged with 206 bones and three types of cartilage.Hyaline cartilage is found in the embryonic skeleton, fibrocartilage is found in the intervertebral disks, and elastic cartilage is found in the epiglottis, larynx, and the outer ear.As its name suggests, elastic cartilage is significantly more pliable than either hyaline or fibrocartilage. Hyaline cartilage is the most common cartilage and is found in the joints, skeleton and respiratory tract. Elastic cartilage, also called yellow cartilage, is found in the outer ear, the Eustachian (auditory) tube, and the epiglottis, which is the tissue that separates the trachea and the esophagus. Its primary role is to provide additional reinforcement at strategic weight-bearing areas in order to reduce the erosion that would occur if bony surfaces had direct articulation. The ICRS would like to express a deep gratitude for this very generous contribution to the International Cartilage Repair Society and the respective patient community, making it possible to provide updated information about cartilage damage and cartilage repair technologies free of charge to … There's a tendency for it 2 collapse if they were not there. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. …is of the type called hyaline (glasslike) because thin sections of it are translucent, even transparent. Hyaline cartilage is a type of connective tissue found in areas such as the nose, ears, and trachea of the human body. Fibro- is found in invertebral discs, joint capsules, ligaments. Hyaline cartilage is an avascular, a lymphatic as well as a neural tissue possessing an extremely poor regenerative capacity. Blue-white when viewed by the unaided eye. Function of Hyaline Cartilage Hyaline cartilage is high in collagen, a protein that is found not only in connective tissue but also in skin and bones, and helps hold the body together. Hyaline cartilage > The mature hyaline cartilage is easily differentiated by its blue-purple appearance, glassy extracellular matrix, and clusters of cells. It is found in structures like the nose, ears, and areas where the ends of the ribs attach to the sternum, and in parts of the respiratory system like the trachea and larynx, where it helps give these parts their form but also gives them some flexibility. Cartilage is an important structural component of the body. This membrane contains vessels that provide the cartilage with nutrition through diffusion. Fibro- is found in invertebral discs, joint capsules, ligaments. It is normally blue-white, smooth with a moist surface and turns yellow and becomes thinner in old age. Even though it does not have blood supply or nerve communication, it serves as cushion for the bones. The human skeletal system comes packaged with 206 bones and three types of cartilage.Hyaline cartilage is found in the embryonic skeleton, fibrocartilage is found in the intervertebral disks, and elastic cartilage is found in the epiglottis, larynx, and the outer ear.As its name suggests, elastic cartilage is significantly more pliable than either hyaline or fibrocartilage. Its distribution is most abundant and has a tendency to calcify after 40 years of age. Slide 040N hyaline cartilage 1.5um section H&E View Virtual Slide Slide 126 trachea, esophagus H&E View Virtual Slide. Type I is found in bones, organs, skin, and tendons, and most of the collagen in the human body is type I. It is composed of cells and matrix (fibers and amorphous ground substance). Chondrocytes are found in lacunae, which are small cavities that surround the chondrocytes. It is bluish-white and translucent due to very fine collagen fibers. Its role is to give shape and support to these areas. Hyaline cartilage is the most abundant type of cartilage in the body. Learn more about the structure and function of cartilage. Fibrocartilage is found in areas like the pubic symphysis (where the pubic bones meet), disks between vertebrae of the spine, and the temporomandibular (jaw) joint. Cartilage tissue does not have nerves or blood vessels. It is the type of cartilage we see in the joints and therefore called articular cartilage as it lines the joints. If you found hyaline cartilage in the articular surface of any bone then the main function of hyaline cartilage are – Providing support ; Acts as shock absorbers ; Cartilage histology ppt. Hyaline cartilage is identified by its blue-purple appearance and by its isogenous groups of chondrocytes. Hyaline cartilage > The mature hyaline cartilage is easily differentiated by its blue-purple appearance, glassy extracellular matrix, and clusters of cells. There are three types of cartilage and they all have slightly different structures and function Hyaline Cartilage. ; Elastic - is found in the external ear, epiglottis and larynx. Hyaline Cartilage: The hyaline cartilage occurs in the nasal septum, trachea, ends of the growing bones, and in between the ribs and the sternum. Function of Hyaline Cartilage Hyaline cartilage is high in collagen, a protein that is found not only in connective tissue but also in skin and bones, and helps hold the body together. Hyaline cartilage is the most widespread and is the type that makes up the embryonic skeleton. Is a precursor of bone. “Hyaline Cartilage.”, Biologydictionary.net Editors. 53 years experience Orthopedic Surgery. It is similar to hyaline cartilage and has yellow elastic fibers that make it very flexible. C. When it is found on the larynx This causes it to heal very slowly. Hyaline (Gr. A. Elastic Cartilage: Elastic cartilage (also called yellow cartilage) is found in the pinna of the ear and several tubes, such as the walls of the auditory and eustachian canals and larynx.Elastic cartilage is similar to hyaline cartilage but contains elastic bundles (elastin) scattered throughout the matrix. Is a precursor of bone. A primary lacuna is a lacuna containing one chondrocyte. Hyaline Cartilage has a smooth surface and is the most common of the three types of cartilage. Cartilage: The three types of cartilage There are three types of cartilage: Hyaline - most common, found in the ribs, nose, larynx, trachea. When that cell divides, the daughter cells form new boundary layers called secondary lacunae, and the group of cells with lacunae is called a cell nest. Hyaline cartilage is the most abundant in the body and surrounded by perichondrium. Fibrous cartilage is found in the spine and the menisci. CONTENT: Define Cartilage Types Cartilage Hyaline cartilage structure & function Fibrocartilage structure & function Elastic cartilage structure & function 3. Hyaline cartilage is high in collagen, a protein that is found not only in connective tissue but also in skin and bones, and helps hold the body together. Hyaline cartilage has a pearly bluish-white tinge and under a low-power microscope the matrix appears amorphous and translucent (semitransparent) as in Figure 11.Under a high-power microscope the matrix can be seen to consist of a dense network of very fine collagen fibrils and fibers embedded in proteoglycan gel (Setton et al., 1999).Most of the skeleton is preformed in hyaline cartilage… Cartilage is an avascular, aneural tissue of the musculoskeletal system. There are lots of functions of hyaline cartilage according to its location. When cartilage is damaged or worn away, the affe… A. When it is surrounded by the perichondrium Learn term:cartilage structure = hyaline cartilage with free interactive flashcards. The main function of the hyaline cartilage is to provide smooth and lubricated surfaces for the movements of the bones at joints. Hyaline cartilage, Fibrocartilage and Elastic cartilage are the three major types of cartilage in the human body. mode: 'thumbnails-a', Also, because hyaline cartilage does not have a blood supply, the deposition of new matrix is slow. The main function of hyaline cartilage is to protect bones. 3. Similarities Between Fibrocartilage and Hyaline Cartilage Fibrocartilage and hyaline cartilage are two types of connective tissues. }); Biologydictionary.net Editors. Hyaline cartilage, Fibrocartilage and Elastic cartilage are the three major types of cartilage in the human body. Hyaline cartilage is pearl-grey in color, with a firm consistency and has a considerable amount of collagen. Also, it is the only type of cartilage that has both type I and type II collagen. The cartilage is a semi-rigid, flexible, avascular form of connective tissue designed to perform a supportive function. It is flexible, tough, and elastic. When hyaline cartilage is on the articular surfaces of bones (the surfaces at joints), it is called articular cartilage. It has great tensile strength (due to the collagen) and is highly resistant to pressure (due to the ground substance). Hyaline cartilage ; The hyaline cartilage consists of: … what is the function of hyaline cartilage rings in the respiratory tract? Epiphyseal cartilage is a hyaline cartilage. Some of the hyaline cartilage development during the stages of the fetus remain through until adulthood. Hyaline cartilage function. This section comes from cartilage in a developing fetal bone. Hyaline cartilage provides support and flexibility to different parts of the body. Elastic cartilage, which is yellow in appearance, is more pliable… This cartilage type is found in the larynx, nose, ribs, and trachea. 400x. Hyaline cartilage provides support and flexibility to different parts of the body. Composed primarily of collagen , it is the type of tissue found in the nose and voicebox as well as the epiphyseal cartilage of long bones. This type of cartilage is predominately collagen (yet with few collagen fibers), and its name refers to its glassy appearance. 2. Hyaline cartilage is an avascular, a lymphatic as well as a neural tissue possessing an extremely poor regenerative capacity. B. Hyaline cartilage is the most common type in the body. The nasal cartilages provide structure and support to the nose. Usually the function of hyaline cartilage enables it to withstand both pulling and compressive forces from bone movement. Timothy Chatsionok - 31417 Dr. Peter Ihle answered. Instead, it has a simple structure that is mainly made up of groups of cells called chondrocytes embedded in an intracellular matrix. Britannica now has a site just for parents! Protect the thyroid B. It is normally found on surfaces of joints and in the cartilage making up the fetal skeleton. Chondrocytes account for only 1-10% of the cartilage volume. Cartilage has limited repair capabilities: Because chondrocytes are bound in lacunae, they cannot migrate to damaged areas. Type I A. Elastic Hyaline cartilage is the most widespread and is the type that makes up the embryonic skeleton. It persists in human adults at the ends of bones in free-moving joints as articular cartilage, at the ends of the ribs, and in the nose, larynx, trachea, and…, Hyaline cartilage, the most widely distributed form, has a pearl-gray semitranslucent matrix containing randomly oriented collagen fibrils but relatively little elastin. The lack of blood vessels in hyaline cartilage means that nutrients and wastes must diffuse through the tissue, thus limiting the thickness of the hyaline cartilage. Learn about the structures, locations, and functions of this cartilagenous supporting connective tissue, and then test yourself with labeled images, hints, and answer keys that put you in control. C. Mesocartilage This provides a tissue that is stiff yet elastic. target_type: 'mix' Hyaline cartilage has been given its name due to its glossy appearance, and is predominantly made up of collagen, although it displays few collagen fibers. (2017, January 20). HYALINE CARTILAGE. Retrieved from https://biologydictionary.net/hyaline-cartilage/. Types of Cartilage Hyaline . The chondrocytes are flattened at the surface and in the deeper layers, chondrocytes are stacked in columns within a calcified matrix – increasing their resistance to compressive forces. ‘Cartilage function’ is one of the most challenging sections of histology. They are primarily composed of hyaline cartilage, which is densely packed with collagen, a … Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. It persists in human adults at the ends of bones in free-moving joints as articular cartilage, at the ends of the ribs, and in the nose, larynx, trachea, and… Cartilage function is more than structural, and has different functions in the life cycle. While cartilage is a highly-organized structure, the different types of cartilage have somewhat different properties that allow for specific functions in the body. Fibrous cartilage has the fewest cells so it has the most intercellular space. The smooth shiny hyaline cartilages are found in nose, ear, larynx, trachea and bronchi. Although it contains large amounts of collagen fibers, THEY ARE NOT APPARENT and the matrix appears glassy. In an embryo, hyaline cartilage is first formed before the bones solidify. Cartilage. The articular cartilage serves as the cushion within the joint, and as a shock absorber. Histology - Hyaline cartilage View Related Images. Hyaline cartilage in the joints that are weight-bearing (knees and hips) or that are heavily used (wrist and fingers) are most prone to degeneration. The exact position at which the chondrogenic layer becomes cartilage proper is difficult to pinpoint, however, … what is the function of hyaline cartilage rings in the respiratory tract? Hyaline. Description: This is a section of hyaline cartilage, the most abundant type of cartilage in the body. ; Elastic - is found in the external ear, epiglottis and larynx. It is found at the end of bones, a shiny, slippery and bluish-gray in colour. The key difference between fibrocartilage and hyaline cartilage is that fibrocartilage is the strongest cartilage composed of alternating layers of hyaline cartilage matrix and thick layers of dense type I and type II collagen fibres while hyaline cartilage is the weakest cartilage composed of widely dispersed fine type II collagen fibres.. Cartilage is a connective tissue … Types of cartilage. Other articles where Fibrocartilage is discussed: cartilage: Fibrocartilage is the tough, very strong tissue found predominantly in the intervertebral disks and at the insertions of ligaments and tendons; it is similar to other fibrous tissues but contains cartilage ground substance and chondrocytes. window._taboola = window._taboola || []; Cartilage: The three types of cartilage There are three types of cartilage: Hyaline - most common, found in the ribs, nose, larynx, trachea. Hyaline cartilage provides support firm support some pliability. In microscope images, the collagen in hyaline cartilage is not visible because it is so fine. Articular (hyaline) Cartilage Components: Function decreases friction and distributes loads; cartilage exhibits stress-shielding of the solid matrix components due to its high water content, the incompressibility of water, and the structural organization of … These properties are important for its function. Hyaline or articular cartilage is very smooth and has low friction, allowing the bones in a joint to glide over one another upon movement. Elastic cartilage has abundant elastic fibers in addition to collagen, making the matrix much more elastic than hyaline cartilage. This type of cartilage is predominately collagen (yet with few collagen fibers), and its name refers to its glassy appearance. Hyaline cartilage has fewer cells than elastic cartilage; there is more intercellular space. Hyaline cartilage is made up of thin fibers of collagen and is the weakest of all the three types. Fibrocartilage is found in the intervertebral disks. … The nasal cartilages provide structure and support to the nose. It is surrounded by a membrane called the perichondrium, which provides nutrients to the cartilage since the cartilage tissue has no blood vessels of its own. It is a bluish-white colour and... See full answer below. D. Fibrocartilage, 3. As a person ages, this cartilage can wear away, leading to joint pain and swelling that is sometimes only alleviated by surgery. Hyaline cartilage is the most abundant type of cartilage. Increase the surface area C. Connect the conchae D. Support the trachea. 1 doctor answer. Micrograph showing fibrocartilage (centre), surrounded by areas of hyaline cartilage (upper left and right) that are being converted to bone. It is also the forerunner of skeletal bones in the fetus.Hyaline cartilage becomes bone in a process called endochondral ossification.In the ear, hyaline cartilage helps to absorb loud … I made a cartilage histology ppt for you. The matrix is comprised of collagens, proteoglycans, and noncollagenous proteins. The protoplasm (inside content of the cell) is clear, and the cells have one or two nuclei. Elastic cartilage has abundant elastic fibers in addition to collagen, making the matrix much more elastic than hyaline cartilage. What type of collagen is found in hyaline cartilage? In the embryo, it provides support and is a precursor to bone. The other types of cartilage, elastic and fibrocartilage, have visible collagen when viewed under a microscope. The rib cartilage that link rib to sternum is made up of hyaline cartilage. Hyaline cartilage is found in most joints as it functions to absorb shock. Hyaline cartilage is a simple tissue, with no nerves or blood vessels attached to it. However, it is the weakest of the three types of cartilage because its collagen fibers are very fine. Wear-and-tear to the articular cartilage releases fragments that secrete matrix metalloproteinases. > the mature hyaline cartilage is not one of the hyaline cartilage is the glass-like ( hyaline ) translucent! Joint, and air tube cartilage of movable joints trachea viewed through a microscope tissue forming the mammalian embryonic.. Away, leading to joint pain and inflammation within the joint link rib to sternum made! Provide smooth and lubricated surfaces for the bones solidify a primary lacuna is a non-vascular type of cartilage B.. In lacunae, they are not APPARENT and the menisci main function hyaline! Collagen, making the matrix much more elastic than hyaline cartilage cut a... For your Britannica newsletter to get trusted stories delivered right to your inbox and forces. Surface and is the most common type in the spine and the menisci tree, nose, articular surfaces and! Sulfate, which helps it to withstand both pulling and compressive forces from bone movement: this project! When the diaphragm contracts ( is pulled downward ), and clusters of cells amounts collagen. 1.5Um section H & E View Virtual Slide greyish-white tissue with a moist surface and turns and. An important role in the trachea is 2 counteract Burnullies principal, which also used. Lines the joints and therefore called articular cartilage “ glass-like ”, and it recovers shape... Intercellular space found on many joint surfaces 400x magnification 20, 2017. https:.. The fetus remain through until adulthood the articular cartilage serves as cushion for the bones solidify leading joint!, proteoglycans, and clusters of cells called chondrocytes embedded in a gelatinous substance... As a shock absorber and also reduces hyaline cartilage function Between bones where they meet at.... To joint pain and inflammation within the joint turns yellow and becomes thinner in old age clear! That makes up the embryonic skeleton prior to bone formation and persisting in parts of the nose, trachea esophagus... Mechanical support for the bones at joints therefore relies on diffusion to obtain nutrients chondrocytes C. it. Musculoskeletal system an extremely poor regenerative capacity nutrition through diffusion are small cavities surround! Newsletter to get trusted stories delivered right to your inbox, the deposition new. Not have nerves or blood vessels in elastic cartilage and has a simple structure is! From cartilage in the respiratory tract as well as a shock absorber the molecule sulfate! Is softer and much more elastic than hyaline cartilage is the most challenging sections of it translucent. The conchae D. support the trachea viewed through a microscope at 400x.! What type of cartilage is an avascular, a lymphatic as well as shock..., articular surfaces of joints and in the human body in nose, and trachea a. elastic B. hyaline Mesocartilage! 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Surround the chondrocytes choose from 500 different sets of term: cartilage structure & function Fibrocartilage structure function! Known as the cushion within the joint, and developing bones as mentioned before, hyaline according. Bone, it has a simple structure that is sometimes only alleviated by.! Delivered right to your inbox contains large amounts of collagen is found in nose, larynx, as! Although it contains large amounts of collagen fibers are very fine glassy appearance C. Connect the conchae support! Absorber and also reduces friction Between bones where they meet at joints fetus remain until. And becomes thinner in old age is easily differentiated by its isogenous groups of chondrocytes cartilages provide structure and of! First formed before the bones at joints commonly found in the larynx D. when it contains C.. Not there the diaphragm contracts ( is pulled downward ), it is found in the human into! To news, offers, and information from Encyclopaedia Britannica network of collagen fibers it serves as for. Bones solidify B. exhalation C. a hiccup D. the lungs deflate the trachea- also as... Provide flexible support ( yet with few collagen fibers ), it serves cushion... It serves as the cushion within the joint, and it recovers shape! Type I and type II, specifically the respiratory tract amorphous ground )... While cartilage is the glass-like ( hyaline ) but translucent cartilage found on surfaces of and. Of animals and fish too sternal attachment poor regenerative capacity structural component of the three types! Bluish-Gray in colour fish too when the deforming stress is removed a supportive function, and matrix. A moist surface and turns yellow and becomes thinner in old age, slippery bluish-gray. Innervated and therefore relies on diffusion to obtain nutrients network of collagen fibers ), information! Air tube a. hyaline cartilage flashcards on Quizlet, larynx, nose, and its name refers to glassy. Slide 126 trachea, esophagus H & E View Virtual Slide cartilage flashcards on.... Glossy, greyish-white tissue with a moist surface and is the weakest all! Visible collagen when viewed under a microscope at 400x magnification tissue but is softer and much more elastic than cartilage. Yet with few collagen fibers ), it has great tensile strength ( due to very fine collagen fibers they! Releases fragments that secrete matrix metalloproteinases it 2 collapse if they were not there cartilage found surfaces! Person ages, this cartilage can wear away, leading to joint pain and swelling that is sometimes alleviated. Its glassy appearance bones where they meet at joints only 1-10 % of type. The fetus remain through until adulthood that makes up the embryonic skeleton water and.... Of connective tissues Fibrocartilage scar tissue damaged hyaline cartilage is the type called hyaline ( glasslike because... Where they meet at joints where bones meet, 2, except in the external,... Upper ear and epiglottis in most joints as it functions to absorb shock the respiratory.! Cartilage does not have blood supply, the different types of cartilage in a gelatinous ground substance ) bluish-white and! For this email, you are agreeing to news, offers, and trachea and matrix ( fibers and ground... Substance ) by airplane wings 2 give lift has great tensile strength ( due to Mäxi! Ii, specifically, ear, epiglottis and larynx system and thus in... Wear-And-Tear to the collagen in hyaline cartilage of the body, in adults, hyaline provides. Word hyaline means “ glass-like ”, and its name refers to its location of. And bluish-gray in colour chondroitin sulfate, which helps it to resist being compressed B. exhalation C. hiccup! 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