Acetylcholine ____ skeletal muscle and ____ cardiac muscle.

A) stimulates; stimulates
B) stimulates; inhibits
C) inhibits; stimulates
D) inhibits; inhibits
E) binds to receptors on; does not bind to receptors on

Acetylcholine

A neurotransmitter involved in many functions including muscle activation, heart rate, digestion, and brain processing.

Skeletal Muscle

A type of striated muscle tissue that is attached to bones and is involved in the mechanical movement of the body.

Cardiac Muscle

Specialized muscle tissue found only in the heart, responsible for the heart's contraction and the blood's circulation throughout the body.