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HISTOLOGY > CARTILLAGE > Flashcards

CARTILLAGE Flashcards

1
Q

BONE-MUSCLE

A

TENDON

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2
Q

BONE TO BONE

A

LIGAMENT

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3
Q

Tough and felixble form of connective tissue

A

Cartilage

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4
Q

cartilage is characterized by

A

ECM with high concentration of GAGs and proteoglycans which interacts with collagen and elastic fibers.

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5
Q

what allows the tissue to bear mechanical stresses without permanent distortion.

A

ECM

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6
Q

guides development and growth of long bone after birth

A

Cartilage

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7
Q

avascular

A

Cartilage

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8
Q

where does cartilage gets nutrients?

A

from perichondrium

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9
Q

articular cartilage of joints

A

synovial fluid

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10
Q

Cartilage is consist of

A

Chondrocytes embedded in extensive ECM communicates via canal helps maintain ECM

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11
Q

Chondrocytes located in matrix cavities called

A

lacunae

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12
Q

principal collagen type of cartillage

A

type III collagen

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13
Q

subjected to pulling forces

type I collagen fiber

A

fibrocartilage

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14
Q

clean appearance

A

hyaline cartilage

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15
Q

fibrocartilage appearance

A

madumi

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16
Q

elastic cartilage appearance

A

mejo madumi

17
Q

homogenous and semi transparent

A

Hyaline cartilage

18
Q

temporary skeleton

A

hyaline cartilage

19
Q

regulate formation of hyalin cartilage

A

somatotrophin

20
Q

Matrix of hyaline cartilage is consist of

A

aggrecan

21
Q

most abundant proteoglycan

A

aggrecan

22
Q

it binds specially to GAGs , collagen type II and integrins mediating the adherens of chondrocytes to ECM.

A

Chondronectin

23
Q

Layer of Connective tissue that helps nourish cartilage

A

perichondrium

24
Q

sorrounds cartilage

A

perichondrium

25
Q

for growth and maintainance of cartilage

A

perichondrium

26
Q

the inner layer, progenitor of chondroblasts

A

Fibroblast

27
Q

chndroblast

A

divides and differentiate chondrocytes

28
Q

same with hyaline but has abundant elastic fiber and type II collagen= yellow color of fresh EC.

A

elastic cartilage

29
Q

demonstration of Elastic cartilage requires stains such as

A

orcein and fuchsin

30
Q

where can we find elastic cartilage?

A

the auricle of ear, wall of external auditory canal, eustachian tube, epiglottis, cuneiform cartilage in larynx.

31
Q

hyaline cartilage plus dense connective tissue

A

fibrocartilage

32
Q

where can we find fibrocartilage?

A

vertebral disk, attachment of certain ligament, pubic symphysis.

33
Q

what makes the matrix of fibrocartilage more acidophilic/ pinkish in HNE stain?

A

relative scarcity of proteoglycan

HISTOLOGY (10 decks)

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