A neurotransmitter widely distributed in body tissues with a primary function of mediating synaptic activity of the nervous system and skeletal muscles.

A neurotransmitter released by neurons to excite an action potential or trigger a muscle to contract.

A chemical neurotransmitter produced by the body that is important for the movement of nerve impulses or signals between nerve cells, or between the nerve cell and the muscle fiber it supplies.

a neurotransmitter, liberated at synapses in the central and peripheral nervous systems and at neuromuscular junctions to stimulate muscle contraction

Chemical which acts as a neurotransmitter. An imbalance between dopamine and acetylcholine results in some Parkinson's disease symptoms.

A neurotransmitter of the central, somatomotor, and parasympathetic nervous systems and of the ganglia and the neuron–sweat gland junctions of the sympathetic nervous system.

The neurotransmitter responsible for motor control at the junction between nerves and muscles and are also involved in mental processes such as learning, memory, sleeping, and dreaming. go to glossary index

common neurotransmitters, especially of neuro-muscular junction; binds to post-synaptic receptor, alters permeability to cation allowing depolarization or hyper-polarization of PSM. ( web)

A neurotransmitter substance that carries information across vertebrate neuromuscular junctions and some other synapses.

A substance that plays an important part in the transmission of nerve impulses in the parasympathetic nervous system. This system controls smooth muscles including those of the bladder and urethra.

acetylcholine (e-sêt´l-ko¹lên´), organic compound containing carbon, hydrogen, oxygen, and nitrogen, essential for the conduction of nerve impulses in animals. It is found in highest concentrations on neuron surfaces and is liberated at nerve cell endings. There is strong evidence that acetylcholine is the transmitter substance that conducts impulses from one cell to another in the parasympathetic nervous system, and from nerve cells to smooth muscle, skeletal muscle, and exocrine glands. 1

a substance that carries signals between nerves.

A neurotransmitter in the brain, which helps to regulate memory, and in the peripheral nervous system, where it affects the actions of skeletal and smooth muscle.

A neurotransmitter in both the central and peripheral nervous system, formed by the combination of acetate and choline, a reaction catalyzed by the synthetic enzyme choline acetyltransferase.

A chemical messenger in the brain and the rest of the nervous system.

neurotransmitter with memory and automatic movements roles

neurotransmitter found throughout the nervous system; helps regulate memory.

A chemical found in neurons that has many functions. Among other things, acetylcholine release is related to attentional focus, which enhances learning and enlivens memory. Posit Science programs are designed to up-regulate the production of acetylcholine in the brain by encouraging attentional focus.

Neurotransmitter released by nerve terminals in peripheral motor systems and in central nervous system.

A neurotransmitter found in many parts of the nervous system. Among many other functions, it serves as an excitatory transmitter at the synaptic junctions between muscle fibers and motor neurons.

Chemical messenger for many nerve cell systems throughout the brain

A chemical messenger released by cholinergic nerves. Normally in many parts of the body, including the brain, and necessary to normal body functioning. There appears to be a reciprocal seesaw relationship between acetylcholine and dopamine and their respective nerve cell systems.

a neurotransmitter that is a derivative of choline; released at the ends of nerve fibers in the somatic and parasympathetic nervous systems

a neurotransmitter that is important for the formation of memories. Studies have shown that levels of acetylcholine are reduced in the brains of people with Alzheimer's disease.

A chemical produced at many nerve endings in the body, and receptors which bind acetylcholine are called cholinergic receptors. (see cholinergic and anticholinergic)

A substance that is released at some nerve endings. Its function is to pass on a nerve impulse to the next nerve or to initiate muscular contraction. Once acetylcholine has been released, it has only a transitory effect because it is rapdily broken down by the enzyme cholinesterase.

A chemical which acts as a chemical messenger. An imbalance between dopamine and acetylcholine results in some symptoms of Parkinson's disease.

A neurotransmitter (chemical messenger) used by cholinergic nerve cells to pass messages to adjacent cells. Cholinergic nerves in the brain are particularly affected in Alzheimer's Disease. [ Quick find

A neurotransmitter thought to play an important role in the transmission of nerve impulses between neurons, acetylcholine is necessary for learning and memory to occur. Decreased levels of acetylcholine are part of the pathology of Alzheimer's disease. Currently approved Alzheimer's disease treatments that work to prevent the breakdown of acetylcholine in the brain of a person with Alzheimer's disease.

neurotransmitter released at neuromuscular junctions and autonomic synapses.

A chemical messenger found in the body that transmits messages between nerve cells and muscles. These messages can affect the way muscles behave

neurotransmitter liberated by vertebrate motor neurons, preganglionic autonomic neurons, and in various central nervous system pathways.

ACh) Neurotransmitter that functions at vertebrate neuromuscular junctions and at various neuron-neuron synapses in the brain and peripheral nervous system.

A derivative of choline, this nutrient is involved in the transmission of nerve impulses in the body.

One of a group of chemicals known as neuro-transmitters. Found throughout the brain, acetylcholine enables nerve cells to communicate with each other. In Alzheimer's disease, the levels of acetylcholine are lower than usual.

a chemical in the brain that acts as a neurotransmitter.

A type of neurotransmitter. The pleasurable effects of nicotine are a direct result of nicotine binding to acetylcholine receptors in the brain.

A neurotransmitter. Acetylcholine is used by spinal cord neurons to control muscles and by many other neurons in the brain as well. Nicotine binds to one type of acetylcholine receptor.

A chemical neurotransmitter found in vertebrate neurons. Neurotransmitters carry information across the synaptic cleft, the space between two nerve cells.

A chemical that transmits impulses between the nerves and muscles.

Neurotransmitter that functions at cholinergic chemical synapses, found both in the brain and in the peripheral nervous system. It is the neurotransmitter at vertebrate neuromuscular junctions.

A key chemical in neurons (nerve cells) that acts as a neurotransmitter and carries information across the synaptic cleft, the space between two nerve cells. Abbreviated ACh.

A neurotransmitter involved in learning and memory. It is present in higher levels during sleep

A chemical released at neuromuscular junctions that binds to receptors on the surface of the plasma membrane of muscle cells, causing an electrical impulse to be transmitted. The impulse ultimately leads to muscle contraction.

a neuromuscular transmitter (ACh released by muscle nerves makes muscles contract). It is made by the brain from the precursor nutrient choline

Epidural Neurotransmitter

A chemical messenger released by cholinergic nerves. Normally in many parts of the body, including the brain, and necessary to normal body functioning. An imbalance of the neurotransmitters acetylcholine and is associated with some of the symptoms Parkinson’s disease (PD) i.e., tremor and rigidity.

a chemical messenger (transmitter) released by cholinergic nerves in the striatum area of the brain. It is involved in many brain functions, such as memory and control of motor activity. There appears to be interplay between the actions of acetylcholine and dopamine.

Reversible acetic acid ester of choline that serves as a neurotransmitter at the myoneural junction, in parasympathetic ganglia, and at parasympathetic nerve endings.

A classical neurotransmitter found in the basal ganglia and throughout the body. An imbalance between the neurotransmitters acetylcholine and dopamine is associated with some of the symptoms of Parkinson’s disease (PD) for example, tremor and rigidity

A neurotransmitter made using choline.

One of the neurotransmitters

A chemical compound formed from an acid and an alcohol that causes muscles to contract (neurotransmitter). It is found in various organs and tissues of the body. It is rapidly broken down by an enzyme, cholinesterase.

neurotransmitter chemical that controls sleep-wake cycle, and signals muscles to become active

A neurotransmitter in both the brain, where it may help regulate memory, and in the peripheral nervous system, where it controls the actions of skeletal and smooth muscle.

A chemical found in vertebrate neurons that carries information across the synaptic cleft, the space between two nerve cells.

(uh-see-til-KO-leen) ( listen) Chemical found in vertebrate nerve cells ( neurons) that carries information across the space between two nerve cells (the synaptic cleft)

A chemical that works in the brain to transmit nerve signals

a cholinergic neurotransmitter. It is used by the peripheral nervous system at the neuromuscular junction (the points where nerves stimulate the muscles).

The neurotransmitter substance at cholinergic synapses, which causes cardiac inhibition, vasodilation, gastrointestinal peristalsis, and other parasympathetic effects. It is liberated from preganglionic and postganglionic endings of parasympathetic fibers and from preganglionic fibers of the sympathetic as a result of nerve injuries, whereupon it acts as a transmitter on the effector organ; it is hydrolyzed into choline and acetic acid by acetylcholinesterase before a second impulse may be transmitted.

A neurotransmitter that is critical for optimum nervous-system functioning.

Messenger molecule released from axon terminals by a nerve impulse; responsible for transmission of the nerve impulse across the synaptic cleft to the muscle fiber supplied by the nerve.

A neurotransmitter found in the brain, spinal cord, neuromuscular junction and automatic nervous system. Acetylcholinesterase - The enzyme responsible for the breakdown and inactivation of acetylcholine in the synaptic cleft.

A neurotransmitter found in the brain, spinal cord, neuromuscularjunction and autonomic nervous system.

a chemical substance in the brain enabling the transmission of nerve impulses to cells. What is known as a neurotransmitter.

A neurotransmitter that helps mediate learning and recollection (see Depression).

a neurotransmitter which plays an important role in memory. It is used for control of sensory input signals and muscular control. ACh is a stimulatory neurotransmitter. When released by muscle nerves, it makes those muscles contract. It is made from the precursor nutrient choline and there is some evidence that increased dietary choline can increase production and use of acetylcholine. Also, many drugs affect the production and release of this neurotransmitter.

Is a fluid used in the transmission of information from one nerve ending to another

A chemical released by a nerve ending that activates a muscle cell to contract and generate force.

An acetic acid ester that is important as a synaptic transmitter in most species of animals, and many different types of neurons.

a neurotransmitter that plays an important role in learning and memory.

A neurotransmitter released at autonomic synapses and neuromuscular junctions, active in the transmission of nerve impulses, and formed enzymatically in the tissues from choline. See: Phosphatidyl Choline; Acetyl L-Carnitine; Phosphatidyl Serine

A neurotransmitter that functions as a chemical messenger, sending signals between two nerve cells.

a chemical that relays messages between nerve cells in the brain. Its role is closely tied to memory, learning and reasoning

A neurotransmitter that may function in the brain to regulate memory and that controls the actions of skeletal and smooth muscle in the peripheral nervous system.

A chemical neurotransmitter in the brain and peripheral nervous system; the dominant neurotransmitter in the peripheral nervous system, released at neuromuscular junctions and synapses of the parasympathetic division.

The neurotransmitter of the parasympathetic nervous system.

A neurotransmitter that appears to be involved in learning and memory. Acetylcholine is severely diminished in the brains of persons with Alzheimer’s disease.

A chemical substance which helps to transmit a signal from the nerve to the muscle causing it to contract. search for Acetylcholine

The neurotransmitter involved in regulating muscles, memory, mood, sleep, and organs (like the heart).

A particular neurotransmitter released by pre- and post-ganglionic parasympathetic neurons, preganglionic sympathetic neurons, somatic neurons, and some CNS neurons.

The chemical compound acetylcholine, often abbreviated as ACh, was the first neurotransmitter to be identified. It is a chemical transmitter in both the peripheral nervous system (PNS) and central nervous system (CNS) in many organisms including humans. Acetylcholine is the neurotransmitter in all autonomic ganglia.