The Electrochemical Gradient That Determines How a Charged Ion Will

question 22

Multiple Choice

The electrochemical gradient that determines how a charged ion will move through a permeable membrane depends upon

• A)the electrical forces acting on that ion.
• B)the difference in concentration of that ion on either side of the membrane.
• C)the ratio between the charge on the ion and its atomic mass.
• D)the combined effects of electrical forces and concentration differences across the membrane.
• E)All of the choices for this question are correct.

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Definitions:

Parathyroid Gland

Small glands located behind the thyroid gland that play a critical role in regulating the body's calcium levels.

Luteinizing Hormone

A hormone produced by the anterior pituitary gland that plays a crucial role in regulating the menstrual cycle and ovulation in females and testosterone production in males.

Anterior Pituitary

A front part of the pituitary gland that produces and releases hormones which regulate various bodily functions.

Gonads

The reproductive organs: namely, in women the ovaries, and in men the testes.