If a drug is eliminated by first order kinetics

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ATI Pharmacology Across the Lifespan Questions

Question 1 of 5

If a drug is eliminated by first order kinetics

A. A constant amount of the drug will be eliminated per unit time B. Its clearance value will remain constant C. Its elimination half-life will increase with dose D. It will be completely eliminated from the body in 2 x half-life period

Correct Answer: B

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

Question 2 of 5

Warfarin:

A. is 90% bioavailable B. inactivates Vit K C. can cause venous thrombosis D. loading should be initiated with 0.5 mg/day

Correct Answer: C

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

Question 3 of 5

Regarding glucocorticoids:

A. The major glucocorticoid in humans is cortisol B. A normal adult male secretes 100 mg of cortisol each day C. Feedback suppression of pituitary ACTH occurs within hours D. Absence of cortisol increases the response of vascular and smooth muscle tone to catecholamines

Correct Answer: A

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

Question 4 of 5

Regarding antibiotic resistance:

A. betalactamase production is responsible for penicillin resistance in pneumococci B. penicillin's inability to penetrate the organism is more common with gram -ve bacteria C. penicillin resistance is mainly because of alteration in the target PBPs D. methicillin resistance in staphylococcus is due to betalactamase production

Correct Answer: B

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

Question 5 of 5

If the PRN you administered does not seem to be working, you should:

A. notify your nurse about it before the next dose is due. B. discuss it with other authorized direct care staff and decide whether to give another dose. C. give the next dose of the PRN earlier than scheduled. D. double the next dose.

Correct Answer: A

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

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