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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 is an amino acid that acts as a neurotransmitter. Neurotransmitters send messages from one neuron to another in your nervous system. As one of the most plentiful …

  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 (ACh) is a small molecule neurotransmitter best known for its role at the neuromuscular junction, the synapse between a motor neuron and a muscle fiber. In the …

  7. Acetylcholine - Physiopedia

    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 …

  8. 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. Imbalances in acetylcholine are linked with chronic …

  9. 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 …

  10. 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 …