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