Which of the Following Statements Regarding Down Syndrome Is True

question 42

Multiple Choice

Which of the following statements regarding Down syndrome is true?

• A) The extra chromosome usually comes from the father.
• B) Young women are more likely than older women to have a child with Down syndrome.
• C) The age of the father is unrelated to the incidence of Down syndrome.
• D) The failure of the chromosome to separate occurs more frequently in older women than younger ones.

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Definitions:

Anterior Cavity

A body cavity located at the front part of the body, which includes the thoracic and abdominopelvic cavities, housing major organs.

Fovea Centralis

A small depression in the retina of the eye where visual acuity is highest, owing to a high density of cones.

Peripheral Portions

The outer regions or edges of an area or structure, often contrasted with the central or core areas.

Cones

Photoreceptor cells in the retina of the eye responsible for color vision and visual acuity under bright light conditions.