A retrovirus implies that:
The genetic information is transmitted as RNA
A surface antigen is required for infiltration to occur
The viral RNA is integrated into the host cell
Result in cell destruction
The Correct Answer is C
A. Retroviruses do indeed have RNA as their genetic material, but the key characteristic that defines them is their ability to reverse transcribe RNA into DNA.
B. While surface antigens play a role in viral entry, this does not specifically define a retrovirus.
C. Retroviruses, such as HIV, integrate their RNA into the host cell's DNA, which is a defining feature of this virus type and crucial for its replication cycle.
D. While retroviruses can lead to cell destruction over time, this is not a defining characteristic; many viruses can cause cell damage.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Pathology refers to the study of the causes and effects of disease, but does not specifically focus on functional alterations.
B. Pathophysiology examines the functional changes that occur in the body as a result of a disease or injury, making it the correct choice.
C. Physiology is the study of normal biological function, not necessarily related to alterations caused by disease.
D. Morphology refers to the form and structure of organisms, which does not address functional changes directly.
Correct Answer is D
Explanation
A. While individuals with liver disease may have altered lipid metabolism, the primary reason for a low-fat diet is not related to atherosclerosis.
B. Weight gain may exacerbate liver disease but is not the main focus of a low-fat diet recommendation.
C. While weight management is important, the direct relationship between fat intake and liver function is more critical.
D. In hepatitis, the liver's ability to produce bile and emulsify fats can be impaired, making a low-fat diet advisable to reduce digestive strain.
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