Which of the Following Correctly Relates the Status of the Sodium

question 20

Multiple Choice

Which of the following correctly relates the status of the sodium channel during an action potential cycle? (m-gate = activation gate, h-gate = inactivation gate)

• A)while resting, both the m-gate and h-gate are closed
• B)during depolarization, both the m-gate and h-gate open allowing Na⁺ to exit the cell
• C)during repolarization, only the m-gate is closed
• D)during the refractory period, both the m-gate and h-gate are closed
• E)none of the above

---

Definitions:

Grocery Stores

Retail stores that primarily sell food, both fresh and packaged, along with other daily necessities.

Early Maturation

The occurrence of a pubertal event (or set of events) before the 3rd percentile of the normal range.

Adolescents

Individuals in the developmental stage between childhood and adulthood, typically between the ages of 13 and 19.

Negative

A term often used to describe the absence of a certain condition or the reversal of a normal or positive state.