The Sodium Pumps of Nerve Cells Rely on the Process

question 187

Multiple Choice

The sodium pumps of nerve cells rely on the process of:

• A)diffusion
• B)facilitated diffusion
• C)active transport
• D)filtration

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Definitions:

Nanometers

Nanometers, denoted as nm, are a unit of measurement equal to one billionth of a meter, often used to measure wavelengths of light or the scale of atoms and molecules.

Photoreceptors

Photoreceptors are specialized cells in the retina that convert light into electrical signals, enabling the process of vision.

Cones

Photoreceptor cells in the retina of the eye that function best in bright light and enable color vision.

Dim Light

Low-intensity lighting that is not bright enough to cause full alertness and is commonly used in settings to promote relaxation.