Which leg bone provides mostly support for the skeleton?

A.
femur

B.
skull

C.
clavicle

D.
sternum
6.

(10 pt)
Your vertebrae, or backbone, run along your back from the base of your skull to below your waist. The shape of each vertebra can best be described as:

A.
flat

B.
short

C.
irregular

D.
long
7.

(10 pt) Your femur is a bone that starts at your pelvis and ends at your knee. Its shape can best be described as:

A.
long

B.
short

C.
irregular

D.
flat