Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
29 Cards in this Set
- Front
- Back
|
what is the percentage of collagen in hyaline cartilage
|
40%
|
|
|
type of collagen fiber in hyaline cartilage
|
Type II
|
|
|
why can't you see the collagen fibers in hyaline cartilage
|
the collagen fibers have the same refractive index as the matrix
|
|
|
what do you call the connective tissue covering cartilage and what type of collagen fibers does it have
|
perichondrium
Type I |
|
|
what do isogenous groups suggest
|
internal growth
|
|
|
what are some things you find in a chondrocyte
|
lipoidal droplets
glycogen deposits extensive Golgi a lot of rough ER |
|
|
what part of cartilage is vascular
|
the perichondrium
|
|
|
what do you call the immediate area in the lacunae of the chondrocyte that is rich in GAGs and randomly arranged type II fibers
|
the territorial matrix
|
|
|
what embryonic tissue differentiates into chondroblasts
|
mesenchymal cells
|
|
|
what kind of cartilage do you see interstitial growth in
|
very young cartilage
|
|
|
3 hormones that increase the growth of cartilage
|
thyroxine
testosterone HGH |
|
|
2 hormones that decrease the growth rate of cartilage
|
estradiol
hydrocortisone |
|
|
what do you call the connective tissue covering cartilage and what type of collagen fibers does it have
|
perichondrium
Type I |
|
|
what do isogenous groups suggest
|
internal growth
|
|
|
what are some things you find in a chondrocyte
|
lipoidal droplets
glycogen deposits extensive Golgi a lot of rough ER |
|
|
what part of cartilage is vascular
|
the perichondrium
|
|
|
what do you call the immediate area in the lacunae of the chondrocyte that is rich in GAGs and randomly arranged type II fibers
|
the territorial matrix
|
|
|
Hyaline cartilage is the most common cartilage in the body.
7 places you find it |
the nose, larynx and trachea and bronchi
articular ends of long bones the skeleton of the fetus costal cartilages |
|
|
do synovial joints have a perichondrium
|
no
|
|
|
shape of chondroblasts compared to chondrocytes
|
chondroblasts are elliptical and flattened
chondrocytes are round |
|
|
3 elements of cartilage matrix
|
sulfated glycosaminoglycans
keratin sulfate hyaluronic acid |
|
|
3 places where you find elastic cartilage
|
ear
auditory tube epiglottis |
|
|
how does the matrix of elastic cartilage differ from hyaline cartilage
|
its the SAME, baby
|
|
|
what color do elastic fibers stain
|
black, with Verhoeff's elastic tissue stain
|
|
|
where do you find fibrocartilage
|
capsules and ligaments of joints
intervertebral discs pubic symphysis |
|
|
what is the matrix of type I collagen composed of
|
Type I collagen
chondroitin sulfate dermatan sulfate |
|
|
from what cells do the chondrocytes of cartilage arise from
|
fibroblasts of dense collagenous connective tissue
|
|
|
does fibrocartilage have a perichondrium
|
no
|
|
|
does fibrocartilage exhibit appositional growth
|
no
|
