The Function of Sleep Is to Restore Our Fatigued Bodies

question 239

Multiple Choice

The function of sleep is to restore our fatigued bodies and recover from physical and mental weariness, according to the model.

• A) renovation
• B) evolutionary/circadian
• C) restoration
• D) regeneration

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Definitions:

Synapse

Region where a neuron’s axon terminals transmit signaling molecules (neurotransmitter) to another cell.

Neurons

Specialized cells within the nervous system that transmit information to other nerve cells, muscle, or gland cells.

Myelin Sheath

A fatty layer that encases the axons of some neurons, which increases the speed at which electrical impulses are conducted.

Sodium-Potassium Pumps

Membrane proteins that pump sodium ions out of cells and potassium ions into cells, playing a key role in maintaining cell potential.