6A: Sensing the Environment

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Question

Sensation

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Answer

Detection and transduction of stimuli; MCAT clue: impaired detection means sensation.

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Question

How does the auditory pathway differ from the visual pathway?

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Answer

Hearing becomes bilateral early; vision is strongly contralateral by visual field.

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Question

How does nociception differ from pain?

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Answer

Nociception is neural detection of damage; pain is conscious experience.

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Question

Constancy

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Answer

Stable perception despite changing sensory input. MCAT clue: distance, angle, or lighting changes.

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