THORAX ABDOMEN AND PELVIS

MEDICAL

NERVES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
a signal molecule that transmits nerve impulses across synapses
A
neuron
B
neurotransmitter
C
nerve
D
action potential
Explanation: 

Detailed explanation-1: -A neuron sending a signal (i.e., a presynaptic neuron) releases a chemical called a neurotransmitter, which binds to a receptor on the surface of the receiving (i.e., postsynaptic) neuron. Neurotransmitters are released from presynaptic terminals, which may branch to communicate with several postsynaptic neurons.

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