The Presence of an All-Or-None Law Suggests That Neurons Can

question 146

Multiple Choice

The presence of an all-or-none law suggests that neurons can only convey different messages by changing their:

• A) rate or pattern of action potentials.
• B) size of action potentials.
• C) speed of action potentials.
• D) sodium-potassium pump activity.

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Definitions:

Neural Impulses

Electrical signals that travel along neurons, transmitting information throughout the nervous system.

Wavelengths

The distances between successive crests of a wave, typically used in the physics of light and sound.

Red

A color at the end of the visible spectrum of light, next to orange and opposite violet, with a dominant wavelength of approximately 620-740 nanometers.

Sensory Adaptation

The process in which sensory receptors grow accustomed to constant, unchanging levels of stimuli over time.