When Voltage-Gated K⁺ Channels of a Resting Neuron Open

question 24

Multiple Choice

When voltage-gated K⁺ channels of a resting neuron open,

• A) K⁺ enters the neuron.
• B) K⁺ leaves the neuron.
• C) the neuron depolarizes.
• D) K⁺ enters the neuron and the neuron depolarizes.
• E) K⁺ leaves the neuron and the neuron depolarizes.

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Definitions:

Addison Disease

A disorder in which the adrenal glands don't produce sufficient steroid hormones.

Secretion

The process by which substances are produced and discharged from a cell or gland for a particular function in the organism or for excretion.

Antidiuretic Hormone

A hormone produced by the pituitary gland that regulates water balance by reducing urine production.

Vasopressin

A hormone produced by the hypothalamus and stored in the pituitary gland, regulating water retention in the body.