Mary Travels the Same Way to Work Every Day

question 47

Multiple Choice

Mary travels the same way to work every day.She notices advertisements in store windows when the ads first go up.However, after a few days, Mary no longer pays any attention to these ads because they have become familiar.Which of the following personal selection factors is affecting Mary's response to the ads?

• A)Perceptual vigilance
• B)Perceptual defence
• C)Contrast
• D)Adaptation

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Definitions:

Conus Medullaris

The tapered end of the spinal cord, located around the first lumbar vertebra, where spinal nerves converge.

Ulnar Nerve

A nerve running along the ulna bone of the arm into the hand, responsible for sensations in the forearm and parts of the hand.

Intrinsic Hand Muscles

The muscles located within the hand responsible for fine motor movements, including finger flexion and extension.

Flexor Muscles

Muscles that decrease the angle between two bones at a joint, typically described in the limbs.