Which of the Following Is the Most Well-Known Cause of Mental

question 16

Multiple Choice

Which of the following is the most well-known cause of mental retardation?

• A) PKU
• B) Down syndrome
• C) Maternal nutrition
• D) Maternal drug use

---

Definitions:

Lesion

Any abnormal damage or change in the tissue of an organism, often caused by disease or trauma.

Anatomical Asymmetry

The presence of structure differences in size, shape, or position between the left and right sides of the body.

Broca's Area

Broca's area is a region in the frontal lobe of the dominant hemisphere (usually the left) of the brain with functions linked to speech production and language processing.

Sensorimotor Cortex

A region of the cerebral cortex involved in processing sensory information and controlling motor functions.