A 32-Year-Old Man Is Brought to the Emergency Department Due

question 247

Multiple Choice

A 32-year-old man is brought to the emergency department due to fever, agitation, and disorientation.  According to his family, the patient has been acting strangely and seeing and hearing things that do not exist.  He also drools excessively and has severe, painful throat spasms when he attempts to eat or drink.  The patient returned 4 weeks ago from a camping trip in New Mexico.  Physical examination shows a confused and combative patient with mydriasis and neck rigidity.  Which of the following acts as an entry receptor for the causative agent of this patient's condition?

• A)B-lymphocyte CD21
• B)Muscle acetylcholine receptors
• C)Nasopharyngeal intracellular adhesion molecule-1
• D)Respiratory epithelial sialic acids
• E)Vascular endothelial integrins

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Definitions:

Geographic Range

The spatial area over which a population or species is distributed.

Habitat

The natural environment in which an organism lives, develops, and thrives.

Prone

Having a tendency or inclination towards something, often in a way that makes someone or something vulnerable.

Prone to Extinction

Describes species that are at a high risk of disappearing from the wild or becoming extinct due to various factors such as habitat loss or climate change.