Deficiency symptom of vitamin A is:

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Lifespan Pharmacology Questions

Question 1 of 5

Deficiency symptom of vitamin A is:

A. Night blindness – lessened ability to see in dim light B. Xerophthalmia and keratomalacia C. Various epithelial tissue defects, leading to decreased resistance to infective diseases, male and female infertility D. All of the above

Correct Answer: D

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 2 of 5

Which of the following antivitamins prevent a vitamin B6 from exerting its typical metabolic effects?

A. Isoniazid B. Ethanol C. Carbamazepine D. All of the above

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 3 of 5

Which of the following antienzymes is a carbonic anhydrase inhibitor?

A. Physostigmine B. Selegiline C. Aminocaproic acid D. Acetazolamide

Correct Answer: D

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 4 of 5

Hypertriglyceridemia denotes high blood levels of triglycerides. It has been associated with atherosclerosis, even in the absence of hypercholesterolemia (high cholesterol levels). This consideration is:

A. TRUE B. FALSE C. All of the above D. None of the above

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 5 of 5

All of the following statements concerning nicotinic acid (Niacin) are true, EXCEPT:

A. It reduces the rate of synthesis of VLDL B. Sustained-release preparations of this drug are largely free of side effects C. Almost all patients taking the traditional dosage form of this drug experience uncomfortable flushing D. It should not be used with antihypertensives

Correct Answer: B

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

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