GENERAL HISTOLOGY

NERVOUS

NEURONS TYPES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The axon terminal is where impulses change from ____ signals to ____ signals.
A
sensory to motor
B
involuntary to voluntary
C
chemical to electrical
D
electrical to chemical
Explanation: 

Detailed explanation-1: -A nerve impulse is transferred through a neuron in the form of electrical signals from the dendrites to the axonal end or the axonal terminal of the neuron. The axonal end then converts these electrical signals into chemical signals that can be transferred to the next neuron.

Detailed explanation-2: -When a nerve impulse reaches the nerve terminal or synapse, it stimulates the fusion of synaptic vesicles (pre and post synaptic vesicles) and release of neurotransmitter. The released neurotransmitter binds to specific receptors present on post synaptic neuron.

Detailed explanation-3: -Neurons Communicate via the Synapse Information from one neuron flows to another neuron across a small gap called a synapse (SIN-aps). At the synapse, electrical signals are translated into chemical signals in order to cross the gap. Once on the other side, the signal becomes electrical again.

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