If a Man with Classic Hemophilia (X-Linked Recessive) Has Children

question 17

Multiple Choice

If a man with classic hemophilia (X-linked recessive) has children with a woman who is a carrier for the disorder, what is the expected risk pattern?

• A)All sons will be unaffected; all daughters will be carriers.
• B)All sons will be carriers; all daughters will be affected.
• C)All sons have a 50% risk of the disorder; daughters will all either be affected or carriers.
• D)All sons will be carriers; daughters have a 50% chance of being a carrier and a 50% chance of being unaffected.

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Definitions:

Prefrontal Cortex

The part of the brain located at the front of the frontal lobe, crucial for decision making, social behavior, and personality expression.

Focused Attention

The mental process of concentrating on a specific object, task, or activity with the exclusion of other thoughts or stimuli.

Meditative Relaxation

A technique achieving a state of deep peace and calm through meditation practices.

Cortisol Levels

The concentration of cortisol, a steroid hormone, in the blood which is often used as a biomarker of stress.