The Primary Factor Associated with the Risk of Down Syndrome

question 13

Multiple Choice

The primary factor associated with the risk of Down syndrome is

• A) family history of heritable diseases.
• B) exposure to TORCH syndrome organisms.
• C) maternal alcohol intake.
• D) maternal age.

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Definitions:

Immunization

The process by which an individual's immune system becomes fortified against an agent known as the immunogen.

Low Birth Weight

A term used to describe babies born weighing less than 2,500 grams (5 pounds, 8 ounces) which can lead to various health issues.

Percentage

A rate, number, or amount in each hundred, used to describe proportions and comparisons between quantities.

Small for Date

A term used to describe newborns that are smaller than the average for their gestational age, often due to factors affecting growth in the womb.