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DVM 2_Histology > Cartilage and Bone Tissue > Flashcards

Cartilage and Bone Tissue Flashcards

1
Q

4 Main types of Tissue

A

Epithelium, Connective and Supportive tissue, muscle tissue, and nervous tissue

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2
Q

Consists of cells and extensive ECM of fibers and ground substance

A

Cartilage (supportive tissue)

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3
Q

Cartilage is covered by _

A

perichondrium

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4
Q

inner layer

A

chondrogenic layer (cellular)

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5
Q

outer layer

A

fibrous layer

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6
Q

unit of cartilages

A

Chondrion

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7
Q

cartilage is avaslucar

A

true

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8
Q

cartilage cells

A

chondroblast, chondrocytes, chondroclast

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9
Q

secrete the extracellular matrix (ECM) and
become less active

A

chondroblast

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10
Q

contained in a space called a

A

lacuna

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11
Q

are the less active cells, but maintain and repair the matrix of the cartilage cells

A

chondrocytes

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12
Q

multinucleated cartilage eating cells

A

chondroclast

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13
Q

Types of cartilage

A

hyaline, elastic, fibrocartilage

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14
Q

most common type

A

hyaline cartilage

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15
Q

Found in developing vertebrate skeleton, epiphyseal disc, articular cartilage, nose, larynx, trachea, bronchi, ventral end of ribs

A

hyaline cartilage

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16
Q

Matrix contains collagenous fibers

A

interterritorial matrix and territorial matrix

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17
Q

clusters of 2 - 4 chondrocytes occupying the
same lacuna

A

isogenous group

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18
Q

Similar to the structure of hyaline but with numerous
elastic fibers

A

elastic cartilage

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19
Q

elastic cartilage is found in epiglottis, parts of larynx and pinna, auditory tube

A

true

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20
Q

Transition of cartilage and connective tissue

A

fibroelastic cartilage

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21
Q

“___” which is a “V-shaped”
arrangement of the collagenous fibers

A

herringbone configuration

22
Q

Also linear arrangement of __

A

chondrocytes

23
Q

Found in the intervertebral disks and articular
menisci, pubic symphysis, os cordis, tendons
closed to bone

A

fibroelastic cartilage

24
Q

cellular tissue embedded in a mineralized
matrix component

A

bone

25
Q

outer covering of the bone, composed of dense connective tissue

A

periosteum

26
Q

inner covering of osteogenic layer

A

endosteum

27
Q

gives rise to osteoblast

A

osteogenic stem cells

28
Q

found on the surface of the bone where they deposit the organic (ground substance and fibers) inorganic components of the bone

A

osteoblast

29
Q

organic deposit of bones

A

ground substance and fibers

30
Q

osteoblast are

A

basophilic cells

31
Q

mature osteoblast surrounded by bone matrix

A

osteocytes

32
Q

large, multinucleated cells, reabsorbed bone
matrix during bone development and repair; “bone eaters”

A

osteoclast

33
Q

unit structure of bone tissue

A

osteon

34
Q

multiple layers of bone matrix

A

lamellae

35
Q

2 lamallae

A

Circumferential lamellae
and Concentric lamellae

36
Q

formed by concentric lamellae

A

haversian system (osteons)

37
Q

HS is oriented parallel to the long axis of the bone

A

true

38
Q

central canal; which contains blood vessels and nerves

A

haversian canal

39
Q

transverse canal; connects vessels and nerves or periosteum, central canal and medullary cavity

A

Volkman’s canal

40
Q

small space where the bone cells’ cytoplasmic process embed

A

canaliculi

41
Q

more space than bone matrix

A

spongy (cancellous ) bone

42
Q

Spongy bones -formed by an interconnected meshwork of spicules or trabeculae

A

true

43
Q

more bone matrix than space;

A

compact (dense of lamellar) bone

44
Q

formed by densely packed layers of bone matrix with osteocytes sandwiched in between layers;

A

compact (dense or lamellar bone)

45
Q

cause of height grow

A

epiphyseal plate

46
Q

new cartilage is produced on the epiphyseal side

A

zone of proliferation

47
Q

chondrocytes mature and enlarged

A

zone of hypertrophy

48
Q

matrix is calcified and chondrocytes die

A

zone of calcification

49
Q
A
50
Q

calcifies cartilage on the diaphyseal side of the plate is replaced by bine

A

ossified bonse

DVM 2_Histology (4 decks)

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