Lab 3

Question 1

Components of a long bone

Answer 1

Epiphysis (spongy), metaphysis, diaphysis (medullary cavity, compact bone), epiphyseal line

Question 2

Where does bone development occur?

Answer 2

Epiphyseal line

Question 3

Where is red bone marrow stored?

Answer 3

Distal epiphysis

Question 4

Where is yellow bone marrow found?

Answer 4

Medullary cavity

Question 5

Skeletal system function

Answer 5

Support, protect, lever for movement, storage of minerals and lipids, produce RBCs

Question 6

Long bone

Answer 6

longer than it is wide

Question 7

Irregular bone

Answer 7

shape different than any other bone, shaped for specific function

Question 8

Flat bone

Answer 8

compact bone with spongy in between, sternum and cranial case

Question 9

Short bone

Answer 9

compact on outside, spongy inside, higher impact for shock absorption. Tarsal/carpal

Question 10

Cartilage at the end of long bones

Answer 10

articular cartilage (hyaline)

Question 11

What lines the medullary cavity

Answer 11

endosteum

Question 12

Lamellae

Answer 12

Part of compact bone between lacuna

Question 13

Periosteum

Answer 13

outer fiber surrounding bone, perforated by nutrient arteries

Question 14

Contents of the central canal

Answer 14

Nerve, vein, artery