The Appendicular Skeleton

Question 1

Where does the radius articulate with the humorous and ulna?

What connects the radius and the ulna?

Answer 1

Head articulates with capitulum of humerus and with radial notch of ulna
Interosseous membrane connects the radius and the ulna

Question 2

How many carpal bones in the hand? What are they called?

Answer 2

Eight bones in 2 rows:
Proximal row from (lateral to medial)
Scaphoid, lunate, triquetrum and pisiform proximally
Distal row from (lateral to medial)
Trapezium, trapezoid, capitate, and hamate distally

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Question 3

What are the 3 bones that make up the pelvic girdle (hip bone)

Answer 3

Ilium, ischium, pubis

Together with the sacrum and coccyx, these bones form the body pelvis

Question 4

What is the differences seen between a male and female pelvis

Answer 4

Female pelvis:
Adapted for childbearing
True pelvis (inferior to pelvic brim) defines birth canal
Cavity of the true pelvis is 
Broad and
Shallow,
and has greater carrying capacity
Male pelvis:
Tilted less forward 
Adapted for support of males heavier build and stronger muscles
Cavity of true pelvis is narrow and deep

Question 5

Comparison of male and female pelves

Answer 5

Bone thickness:
Female: lighter,thinner, and smoother
Male: heavier, thicker and more prominent markings 
Pubic arch/angle:
Female-80-90 degrees
Male-50-60 degrees
Acetabula: 
F- small and farther apart
M-large, closer together 
Sacrum
F-wider, shorter
M-narrow, longer 
Coccyx
F- more movable, straighter
M-less movable, curves ventrally

Question 6

The medial maleolus is found is found on which bone?

Answer 6

Tibia

Question 7

The lateral styloid process is found in which bone?

Answer 7

Radius

Question 8

Which 2 carpal bones articulate with the radius?

Answer 8

Scaphoid and lunate

Question 9

The pectoral girdle is made up of which two bones

Answer 9

Clavicle and scapula

Question 10

List the three arches of the human foot

Answer 10

Medial longitudinal arch, lateral longitudinal arch, transverse arch

Question 11

List the 7 tarsal bones

Answer 11

Calcaneus, talus, navicular, medial cuniform, intermediate cuniform, lateral cuniform, cuboid