Why is smooth muscle called by that name?
A) There are no collagen fibers in smooth muscle.
B) The actin and myosin filaments are not organized.
C) There are no receptors embedded in its cell membrane.
D) The tissue is soft to touch.
E) This tissue is not crumpled like other muscle tissues.

Question

Quizplus · Accepted Answer

Smooth muscle is called "smooth" because, unlike skeletal and cardiac muscle, it does not have the striated appearance caused by the organized pattern of actin and myosin filaments.

Why Is Smooth Muscle Called by That Name