Exam II Slides Pt 2

Question 1

Answer 1

A- collagen
B- chonroblast
C- ECM
D- chondrocytes
E- lacunae

Question 2

Answer 2

Hyaline cartilage

Question 3

Answer 3

A- isogenous group (of chondrocytes)
B- chondrocyte in lacunae
C- pink glassy ECM
D- Type II collagen

Question 4

Answer 4

Fibrocartilage

Question 5

Answer 5

A- type 1 and 2 cartilage
B- ECM of hyaline cartilage
C- few chondrocytes

Question 6

Answer 6

Elastic cartilage

Question 7

Answer 7

A- chrondrocyte in lacunae
B- Type 2 collagen
C- elastic fibers

Question 8

Answer 8

A- concentric lamella
B- woven bone
C- lamellar bone

Question 9

Answer 9

Lamellar bone

Question 10

Answer 10

Cancellous bone

Question 11

Answer 11

Haversion canal

Question 12

Answer 12

A- marrow cavity
B- spicules/bony trabeculae

Question 13

Answer 13

A- Long bone
B- Epiphysis
C- Diaphysis
D- Epiphysis
E- Articular cartilage
F- Epiphyseal line
G- Spongy bone
H- Medullary cavity
I- Nutrient Foramen
J- Endosteum
K- Periosteum
L- Articular cartilage

Question 14

Answer 14

A- fibroblasts
B- periosteum
C- bone

Question 15

Answer 15

Sharpey’s fibers

Question 16

Answer 16

Osteoprogenitor cells

Question 17

Answer 17

A- osteoblasts
B- osteoid
C- mineralized bone
D- osteocyte in lacunae

Question 18

Answer 18

A- osteoblasts
B- osteoid
C- mineralized bone
D- osteocyte in lacunae

Question 19

Answer 19

Osteocyte

Question 20

Answer 20

A- osteoclast
B- mineralized bone
C- osteoblasts

Question 21

Answer 21

A- osteoclasts
B- Howships lacunae
C- osteoblasts
D- mineralized bone
E- unmineralized bone (osteoid)

Question 22

Answer 22

Osteoclasts

Question 23

Answer 23

Ruffled border (due to osteoclasts)

Question 24

Answer 24

A- compact bone
B- Haversian Canal/ osteon
C- cement line
D- osteoclast

Question 25

Answer 25

A- cement line
B- osteocyte (trapped)
C- concentric bony lamellae
D- osteon
E- Haversian Canal

Question 26

Answer 26

Haversian canals

Question 27

Answer 27

A- inner circumferential lamellae
B- periosteum
C- outer circumferential lamellae
D- Haversian canal
E- Interstitial bone lamellae
F- osteon
G- Volkman’s canal
H- blood vessels
I- trabecular bone

Question 28

Answer 28

1- resting zone
2- proliferating zone
3- maturing zone
4- hypertrophic zone
5- ossification zone
6- trabecular zone
A- mineralized bone
B- osteoblast laying down osteoid
C- hemopoetic zone of bone marrow

Question 29

Answer 29

A- epiphyseal ossification center
B- epiphyseal plate

Question 30

Answer 30

Open epiphysis

Question 31

Answer 31

Closed epiphysis

Question 32

Answer 32

A- resting zone (regular hyaline cartilage
B- Proliferation zone (chondrocytes divid -small stacks)
C- Maturation zone (division stops, chondrocytes enlarge)
D- Hypertrophic zone (large vacuolated chondrocytes)

Question 33

Answer 33

A- multiplying chondrocytes
B- enlarging chondrocytes
C- breakdown of lacunae
D- calcifying cartilage
E- bone marrow
F- ostoblasts
G- osteocytes
H- trabeculae of spongy bone

Question 34

Answer 34

Pink- resting zone
Blue- zone of proliferation (and maybe zone of maturation)
Green- zone of hypertrophy (large and vacuolated zone)
Yellow- zone of ossification (calcification of cartilage matrix)
Red- trabecular bone

Question 35

Answer 35

A- mesenchyme
B- bony spicules
C- Intramembranous ossification

Question 36

Answer 36

A- granulation tissue
B- provisional callous
C- mineralized bone @ edge of provisional callous

Question 37

Answer 37

A- CT joint capsule
B- synovium
C- synovial cells

(Synovial joint)

Question 38

Answer 38

A- bone
B- synovial cavity
C- ligament
D- fibrous joint capsule
E- synovium
F- articular cartilage
G- skeletal muscle
H- tendon
I- sharpey’s fibers

Question 39

Answer 39

A- joint capsule
B- articular cartilage
C- bone (epiphyseal bone)
D- skeletal muscle
E- synovium
F- synovial cavity
G-periosteum

Question 40

Answer 40

Intervertebral joint

Question 41

Answer 41

A- nucleolus purposes
B- Annulous fibrosis

Question 42

Answer 42

Bony osteophyte on vertebral column