A Medical Illustration Shows a Man with the Blunt End

question 9

Multiple Choice

A medical illustration shows a man with the blunt end of a tuning fork pressed to the center of his forehead.The man is being tested for which of the following?

• A) Sensorineural hearing loss
• B) Presbycusis
• C) Tinnitus
• D) Unilateral conductive hearing loss

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Definitions:

Polygenic

Referring to a trait that is influenced by multiple genes, often resulting in a continuous range of outcomes.

Nonadditive

Relating to a process or property that is not additive, meaning it does not combine or sum up in a simple or straightforward way.

Polygenic

A trait or characteristic that is influenced by multiple genes, often resulting in a continuous range of possibilities.

Dizygotic Twins

Twins that develop from two different eggs fertilized by two different sperm cells, making them genetically unique from one another, similar to typical siblings.