When Voltage-Gated Na⁺ Channels of a Resting Neuron Open

question 9

Multiple Choice

When voltage-gated Na⁺ channels of a resting neuron open,

• A) Na⁺ enters the neuron.
• B) Na⁺ leaves the neuron.
• C) the neuron depolarizes.
• D) Na⁺ enters the neuron and the neuron depolarizes.
• E) Na⁺ leaves the neuron and the neuron depolarizes.

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Definitions:

Malnutrition

A condition resulting from insufficient, excessive, or imbalanced consumption of nutrients, leading to health problems.

Swell with Water

A phenomenon where materials absorb water and increase in volume.

Marasmus

A form of severe malnutrition characterized by energy deficiency, often seen in children, leading to significant weight loss and muscle wasting.

Severe Malnutrition

Severe malnutrition is a critical condition resulting from inadequate intake of nutrients, leading to significant health problems or death.