Parts in the body that use or are affected by acetylcholine are referred to as cholinergic. Acetylcholine is the neurotransmitter used at the neuromuscular junction. In other words, it is the chemical that motor …

What is acetylcholine (ACh)? Acetylcholine (ACh) is a neurotransmitter, a chemical that carries messages from your brain to your body through nerve cells. It’s an excitatory neurotransmitter. This …

Nov 28, 2025 · Acetylcholine is a neurotransmitter that acts within the central and peripheral nervous systems. It is the chief neurotransmitter of the parasympathetic nervous system, which contracts …

Acetylcholine’s primary role is excitatory, meaning it causes action. It was also the first neurotransmitter ever discovered, and the one scientists know the most about. [1]

Dec 3, 2025 · What Is Acetylcholine and Why Is It Important? Acetylcholine (ACh) is a chemical that plays an important role in many different body functions. It is a neurotransmitter, and its main role is …

Acetylcholine is released by motor neurons, where it activates nicotinic acetylcholine receptors on skeletal muscle cells. This excites the muscle cells and causes them to contract.

Acetylcholine is a critical neurotransmitter that plays an important role in the normal function of the brain and body. Disruptions in the release and function of this neurotransmitter can result in significant …