Question

what shape of the bone is indicated by number 7 in the above diagram?
a short
b flat
c irregular
d long

Explanation:

Bones are classified into four types: short, flat, irregular, and long. Long bones are longer than they are wide and are found in the limbs. Based on the general knowledge of bone - types and the likely location of the bone numbered 7 in the limb, it is a long bone.

Answer:

D. Long