When the Cell Membrane of a Neuron Changes Its Permeability

question 58

Multiple Choice

When the cell membrane of a neuron changes its permeability, allowing more positively charged ions to flow into the cell and other ions to flow out, the neuron has been induced to create a(an)

• A) transmission potential.
• B) resting potential.
• C) synaptic potential.
• D) action potential.

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Definitions:

Uvula

The small, fleshy extension at the back of the throat, which hangs above the throat, playing roles in speech and swallowing.

Pharyngeal Tonsils

Lymphoid tissue located in the upper part of the throat, also known as adenoids, which play a role in the immune response.

Small Intestine

A long, coiled tube in the digestive system where most of the absorption of nutrients and minerals from food takes place.

Duodenum

The first section of the small intestine immediately beyond the stomach, which receives partially digested food from the stomach and begins the absorption of nutrients.