Ouabain Is a Toxin That Works by Permanently Inhibiting the Activity

question 24

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 shift 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:

Weekly Disbursements

The total amount of money a business pays out in a week, covering expenses such as salaries, supplier payments, and other operational costs.

Opportunity Cost

The cost of foregoing the next best alternative when making a decision. It represents the benefits an individual, investor, or business misses out on when choosing one alternative over another.

BAT Model

Stands for the Behavioral Adjustment Target model, which is a concept in finance that deals with the adjustments investors make based on behavioral economics principles.

Weekly Cash Flows

The movement of cash in and out of a business on a weekly basis, indicating its operational liquidity position.