Muscular walls of the thorax and abdomen are composed of
A)spinal erector muscles.
B)muscles of mastication.
C)oblique and rectus muscles.
D)glossal muscles.
E)pectoralis muscles.

Question

Quizplus · Accepted Answer

The oblique and rectus muscles are found in the muscular walls of the thorax and abdomen. Spinal erector muscles and pectoralis muscles are found elsewhere in the body, while muscles of mastication and glossal muscles are located primarily in the head and neck region.

Muscular Walls of the Thorax and Abdomen Are Composed of