MEDICAL PHYSIOLOGY

PHYSIOLOGY

CENTRAL NERVOUS SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The part of the neuron that takes in and receives messages is called the ____
A
dendrite
B
nucleus
C
axon
D
synapse
Explanation: 

Detailed explanation-1: -Dendrites extend out from the cell body and receive messages from other nerve cells. An axon is a long single fiber that transmits messages from the cell body to the dendrites of other neurons or to other body tissues, such as muscles.

Detailed explanation-2: -Dendrites are the receiving or input portions of a neuron. They are usually short, narrow and highly branched structures. In neurons, these dendrites resemble a tree or branches of a tree, extending from the cell body of the nerve cell.

Detailed explanation-3: -Dendrites receive and integrate signals from other neurons or from sensory stimuli, and conduct nerve impulses towards the axon or the cell body. In most neurons, the impulse is conveyed from dendrites to axon via the cell body, but in some types of unipolar neuron, the impulse does not travel via the cell body.

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