The Repolarization (I

question 74

Multiple Choice

The repolarization (i.e., the return of the membrane potential from +60 to -70 mV) of the nerve during an action potential is due mostly to the movement of ________ ions.

• A)sodium
• B)chloride
• C)potassium
• D)calcium
• E)hydrogen

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Definitions:

Severe Depression

A form of depression that is intense in severity, potentially impairing the ability to function in daily life.

Electroconvulsive Therapy

A mental health therapy where seizures are deliberately caused using electrical currents to alleviate symptoms of psychiatric conditions.

Psychoactive Drugs

Chemical substances that alter thinking, perception, and memory.

Medically Based Therapy

Treatments or interventions that are grounded in or founded on established medical science or practices.