A Researcher Who Detects a Higher- Than- Normal Amount of Interferon

question 41

Multiple Choice

A researcher who detects a higher- than- normal amount of interferon in a laboratory rat would correctly conclude that

• A)monocytes are differentiating into macrophages in the rat's bloodstream.
• B)the rat's diet is deficient in calcium.
• C)the rat has,or recently had,a viral infection.
• D)cancerous cells are present in the rat.

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Definitions:

Organs of Corti

Located within the cochlea of the inner ear, they are essential for converting sound vibrations into neural signals for hearing.

Frequency Theory

The theory of hearing that holds that hair cell receptors vibrate the same number of times per second as the sounds that reach them.

Neurons

Distinct cells in the nervous system tasked with sending information to other neurons, muscle cells, or glands.

Basilar Membrane

A structure in the cochlea of the inner ear that plays a critical role in the sense of hearing by vibrating in response to sound waves.