Examlex
The smallest of the formed elements in the peripheral blood is a cell fragment that assists with clotting; it is known as a(n) ___________________.
Neurotransmitter
Chemical substances in the body that enable neurotransmission, transmitting signals across a chemical synapse from one neuron to another.
Dopamine
A neurotransmitter in the brain that plays a key role in regulating movement, mood, and reward.
Serotonin
A neurotransmitter in the brain that is critical in regulating mood, appetite, sleep, memory, and learning.
ACh
Acetylcholine, a neurotransmitter involved in many functions including muscle activation and memory.
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