What Happens to a Neuron When the Membrane Becomes More

question 37

Multiple Choice

What happens to a neuron when the membrane becomes more permeable to sodium?

• A) The neuron becomes polarized.
• B) The neuron hyperpolarizes.
• C) The neuron depolarizes.
• D) The neuron repolarizes.

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Definitions:

Replacement-level Fertility

The fertility rate that maintains a population's size across generations, usually about 2.1 children per woman in most developed countries.

Average Replacement-level

The fertility rate at which a population exactly replaces itself from one generation to the next, without migration.

Actual Average

The true or exact mean calculated from a set of data, as opposed to an estimated or theoretical average.

Rhythm Method

A form of natural family planning based on tracking the menstrual cycle to predict fertile days to avoid or achieve pregnancy.