Osteology

Question 1

How are bones organized?

Answer 1

location: axial or appendicular
shape: long, short, flat, irregular, sesamoid

Question 2

Long Bones

Answer 2

longer than they are wide; found only in limbs; serve as levers

Question 3

Short Bones

Answer 3

only in carpal and tarsal; as tall as they are wide; used for fine movement

Question 4

Flat Bones

Answer 4

flat areas (ribs, skull); site of RBC formation

Question 5

Irregular Bones

Answer 5

not long, flat, or sort. ex: vertebrae, some in skull

Question 6

Sesamoid Bones

Answer 6

seed shaped, embedded in muscle tendons, protect tendon from surrounding bone

Question 7

Osteoblasts

Answer 7

form bone

Question 8

Osteoclasts

Answer 8

destroy bone

Question 9

Diaphysis

Answer 9

middle portion of developing bone

Question 10

Epiphysis

Answer 10

ends of developing bone

Question 11

Physeal Plate

Answer 11

band of cartilage; weakest spot

Question 12

Left Humerus vs. Right humerus

Answer 12

greater tubercle is lateral

Question 13

Left radius vs right radius

Answer 13

styloid process is medial

Question 14

left ulna vs right ulna

Answer 14

medial coronoid process is larger

Question 15

Distinguish digit from phalanx

Answer 15

The digit is made of individual phalanges. Or the phalanx is part of the digit

Question 16

antebrachial carpal joint

Answer 16

between radius, ulna, and intermedioradial bone