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  1. Acetylcholine - Wikipedia

    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 …

  2. Acetylcholine (ACh): What It Is, Function & Deficiency

    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. …

  3. Acetylcholine | Definition, Function, & Facts | Britannica

    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, …

  4. What is Acetylcholine? - Mental Health America

    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]

  5. How Acetylcholine Functions in Your Body - Verywell Mind

    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 …

  6. Neurotransmitters: Acetylcholine – Introduction to Neuroscience

    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.

  7. Acetylcholine: What it is, function, and links with health

    Aug 25, 2023 · Acetylcholine is a chemical messenger, or neurotransmitter, that plays an important role in brain and muscle function.

  8. Acetylcholine: Its Function and Roles in the Body

    Acetylcholine is a chemical messenger that plays a widespread role in how our bodies and brains function. It enables communication between nerve cells and other specialized cells, including …

  9. The Neurotransmitter Acetylcholine: What It Is, Why It Matters, …

    Sep 18, 2024 · In this post, we’ll explore what acetylcholine is, why it’s important, how to optimize its function, the benefits of maintaining healthy acetylcholine levels, and the risks associated …

  10. Acetylcholine Definition - Anatomy and Physiology I Key Term

    Acetylcholine is a neurotransmitter that plays a crucial role in the communication between neurons, the activation of muscle fibers, and the regulation of various physiological processes …