The Portion of the Ear That Contains Receptors That Help

question 61

Multiple Choice

The portion of the ear that contains receptors that help the body to maintain its equilibrium is the

• A) mastoid bone
• B) eustachian tube
• C) external auditory canal
• D) semicircular canals and vestibule

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Definitions:

Rods

Rod-shaped photoreceptors that are sensitive only to the intensity of light.

Feature Detectors

Neurons in the sensory cortex that fire in response to specific features of sensory information such as lines or edges of objects.

Neurons

Specialized cells in the nervous system that transmit information through electrical and chemical signals.

Iris

A muscular membrane whose dilation regulates the amount of light that enters the eye.