Ouabain Is a Toxin That Works by Permanently Inhibiting the Activity

question 21

Multiple Choice

Ouabain is a toxin that works by permanently inhibiting the activity of sodium-potassium pumps embedded in neuronal membranes.How would ouabain administration affect the resting potential of a neuron?

• A)The magnitude of the resting potential would decrease toward zero.
• B)The resting potential would hyperpolarize toward a more negative value.
• C)The resting potential would reverse to a positive,rather than a negative,value.
• D)Application of ouabain would not affect the resting potential.

---

Definitions:

Humanist Psychologists

Psychologists who emphasize individual potential for growth and the concept of free will, focusing on the study of the whole person.

Study Of Personality

The branch of psychology that focuses on understanding how individual differences in behavior, emotion, and thought patterns arise.

Shared Environment

Aspects of the environment that individuals living together share, which can influence their development and behavior.

Nonshared Environment

The unique environmental factors not shared between family members that contribute to individual differences in development and personality.