Tiny Areas on the Surfaces of Neurons and Other Cells

question 169

Multiple Choice

Tiny areas on the surfaces of neurons and other cells that are sensitive to neurotransmitters or hormones are called

• A)axon terminals.
• B)somatic retention areas.
• C)dendritic retention areas.
• D)receptor sites.

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Definitions:

Supraoptic Region

A region located above the optic chiasm in the brain, closely associated with the hypothalamus, involved in the regulation of water balance and hormone secretion.

Action Potentials

Electrical impulses that are essential for the functioning of neurons and muscle cells, facilitating communication within the body.

Ascending Limb

Part of the loop of Henle in the nephron of the kidney, involved in the reabsorption of water and solutes to concentrate urine.

Solute Movement

Solute movement refers to the process of dissolved substances moving from an area of high concentration to an area of low concentration, often through diffusion or active transport mechanisms.