Transepithelial Transport Occurs Only for Substances That Are Actively Reabsorbed

question 155

True/False

Transepithelial transport occurs only for substances that are actively reabsorbed.

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Definitions:

Astrocyte

A type of star-shaped glial cell in the brain and spinal cord, involved in biochemical support of endothelial cells that form the blood-brain barrier.

Sensory Receptors

Specialized cells or nerve endings that respond to changes in the environment by generating signals that travel to the nervous system.

Action Potentials

Rapid, momentary changes in the electrical potential across a cell membrane, key in the transmission of nerve impulses.

Effectors

Organs, glands, or cells that act in response to stimuli, executing the responses of the nervous or hormonal system to external or internal changes.