A 27-Year-Old Man Comes to the Emergency Department Due to 2

question 296

Multiple Choice

A 27-year-old man comes to the emergency department due to 2 weeks of low-grade fever, malaise, and loss of appetite.  The patient has no prior medical conditions and takes no medications.  He does not smoke cigarettes or drink alcohol but regularly injects illicit drugs.  The patient is sexually active and uses condoms inconsistently.  Physical examination reveals scleral icterus.  A smooth and mildly tender liver edge is palpable 4 cm below the right costal margin.  Laboratory results are as follows: Which of the following is an essential step in the replication cycle of the virus infecting this patient?

• A)Cleavage of precursor polyprotein by viral protease
• B)Expression of regulatory latency-associated transcript
• C)Integration of viral DNA into the host genome
• D)Release of new viral particles by host cell lysis
• E)Reverse transcription of template RNA to viral DNA

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Definitions:

Plastic Rod

A lightweight, sturdy rod made from plastic material, often used in construction, crafts, or manufacturing.

Peristalsis

The wave-like muscle contractions that move food through the digestive tract, from the esophagus to the colon.

Haustral Churning

The slow movement of the contents within the large intestine, facilitated by the segmentation movements of the haustra, aiding in water absorption and feces formation.

Ileostomy

A surgical procedure that creates an opening in the abdomen for waste to exit the body from the ileum, bypassing the colon.