Which of the Following Is True of Down Syndrome

question 1

Multiple Choice

Which of the following is true of Down syndrome?

• A) It primarily occurs in African American children.
• B) It occurs when genetic imprinting goes awry.
• C) Its symptoms include retardation of motor and mental abilities.
• D) It is caused by the presence of an extra copy of chromosome Y.

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Definitions:

Conductive Hearing Loss

A type of hearing loss resulting from an obstruction or damage to the outer or middle ear, interfering with sound conduction to the inner ear.

Amplitude

In regards to sound, the magnitude or height of a wave signal, reflecting the volume or loudness.

Vibrations

Oscillatory motions or forces, which in a medical context, may refer to tactile sensations used in diagnostic examinations to assess nerve function or somatosensory response.

Eustachian Tube

A tube that connects the middle ear to the nasopharynx, helping to equalize pressure on both sides of the eardrum.