Muscle that is not striated and is involuntary is ____.

A) cardiac only
B) skeletal only
C) smooth only
D) both cardiac and skeletal
E) both cardiac and smooth

Smooth Muscle

A type of muscle found in the walls of hollow organs like the intestines and blood vessels, functioning involuntarily and controlled by the autonomic nervous system.

Cardiac Muscle

A specialized form of striated muscle found in the heart, characterized by interconnected fibers that contract to pump blood throughout the body.

Skeletal Muscle

A type of striated muscle, which is under voluntary control, functioning to produce movement by contracting.