A Reproductive Hormone That Is Secreted Directly from the Hypothalamus

question 21

Multiple Choice

A reproductive hormone that is secreted directly from the hypothalamus is

• A)testosterone.
• B)estradiol.
• C)progesterone.
• D)follicle-stimulating hormone (FSH).
• E)gonadotropin-releasing hormone (GnRH).

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Definitions:

Voltage Fluctuations

Variations in the electrical potential difference that can affect the performance of electronic circuits and power systems.

Cell Membrane

The cell membrane is a biological membrane that separates the interior of all cells from the outside environment, controlling the movement of substances in and out of cells.

Axon

The long, slender projection of a neuron that conducts electrical impulses away from the neuron's cell body to other neurons or muscles.

Action Potential

A sudden, temporary reversal of the electrical charge across a neuron's plasma membrane, allowing neurons to transmit signals over long distances within the body.