A Change in a Membrane Potential from +30 MV to -70

question 166

Multiple Choice

A change in a membrane potential from +30 mV to -70 mV is an example of _______________.

• A)depolarization
• B)hyperpolarization
• C)polarization
• D)repolarization

---

Definitions:

Melatonin

A hormone produced by the pineal gland that helps regulate the sleep-wake cycle.

Target Tissue

Specific tissues affected by certain hormones, drugs, or other signals due to the presence of relevant receptors.

Hypothalamus

A region of the brain that controls autonomic functions and plays a crucial role in hormone regulation and appetite.

Calcitonin

A hormone produced by the thyroid gland that helps regulate calcium levels in the blood.