Two Unaffected Parents Each Have a Parent with the Same

question 36

Multiple Choice

Two unaffected parents each have a parent with the same recessive condition and they want to know the chances that they will have a child who has the condition. What do you tell them?

• A) the chance that their child will be affected is 0%
• B) the chance that their child will be affected is 100%
• C) the chance that their child will be affected is 25%
• D) the chance that their child will be affected is 75%
• E) the chance that their child will be affected is 50%

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Definitions:

Habituation

A psychological learning process wherein there is a decrease in response to a stimulus after being repeatedly exposed to it.

Repetitive Stimuli

Stimuli that are presented repeatedly, which can lead to various psychological effects such as habituation or sensitization.

Energy Conservation

The practice of reducing energy consumption through using less of an energy service and efficient energy usage.

Dishabituation

Increase in responsiveness after presentation of a new stimulus.