Neurotransmitters Flashcards

1
Q

What is the most common type of neurotransmitter?

A

ACh

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2
Q

What cell types use ACh?

A

Striated skeletal muscle; various brain cells; presynaptic autonomic neurons ( sympathetic and parasympathetic)

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3
Q

ACh function

A

decreases heart rate; relaxes smooth muscle in gastrointestinal tract

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4
Q

Serotonin

A

monoamine; fast excitatory synaptic transmission

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