Question

involuntary muscles
which types of muscle are involuntary?
cardiac and smooth
skeletal only
skeletal and cardiac
skeletal and smooth

Explanation:

Involuntary muscles are those that work without conscious control. Cardiac muscle (in the heart) and smooth muscle (in organs like the stomach and blood vessels) function involuntarily. Skeletal muscle, attached to bones, is voluntary as its movement is under conscious control.

Answer:

Cardiac and smooth