The Human Thorax
The skeleton, composed of bones, cartilages, joints, and ligaments, accounts for about 20% of body mass. There are 206 bones in the human body.
Anatomy of the Neck. Anterior triangle Midline of the neck Midline of the neck Sternocleidomastoid muscle Sternocleidomastoid muscle Lower border of the.
The Skeletal System
Bony Thorax
