MEDICAL PHYSIOLOGY

PHYSIOLOGY

NEUROTRANSMISSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What term refers to a neurotransmitters reabsorbtion by the sending neuron?
A
Reuptake
B
Blindsight
C
Antagonist
D
Agonist
Explanation: 

Detailed explanation-1: -Reuptake refers to the reabsorption of a neurotransmitter by a presynaptic (sending) neuron after it has performed its function of transmitting a neural impulse.

Detailed explanation-2: -Reuptake is the reabsorption of a neurotransmitter by a neurotransmitter transporter located along the plasma membrane of an axon terminal (i.e., the pre-synaptic neuron at a synapse) or glial cell after it has performed its function of transmitting a neural impulse.

Detailed explanation-3: -The reuptake of neurotransmitters into the presynaptic cytosol and their storage in cytoplasmic vesicles is accomplished by the tandem actions of the sodium symporters in plasmalemma and the proton antiporters in the vesicle membranes.

Detailed explanation-4: -reuptake. noun. re·up·take (ˈ)rē-ˈəp-ˌtāk. : the reabsorption by a neuron of a neurotransmitter following the transmission of a nerve impulse across a synapse.

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