AP BIOLOGY

Detailed explanation-1: -Detailed Solution. The correct answer is Forelimb. The axial skeleton is a type of skeleton that comprises 80 bones and is present along the main axis of the body like the skull, vertebral column, sternum, and ribs construct the axial skeleton system.

Detailed explanation-2: -Hip bone does not belong to the axial skeleton.

Detailed explanation-3: -The pelvic girdle, consisting of a hip bone, serves to attach a lower limb to the axial skeleton. The hip bone articulates posteriorly at the sacroiliac joint with the sacrum, which is part of the axial skeleton.

Detailed explanation-4: -Solution: Clavicle is the bone of the pectoral girdle (appendicular skeleton). Atlas, sacrum and coccyx are the parts of the vertebral column (axial skeleton).

Detailed explanation-5: -The axial skeleton includes the bones that form the skull, laryngeal skeleton, vertebral column, and thoracic cage.