Phiếu bài tập Dược lý học có đáp án

Levodopa chủ yếu được dùng để điều trị bệnh nào?

1. ABệnh Alzheimer
2. BBệnh Parkinson
3. CĐộng kinh
4. DXơ cứng rải rác

In the United States, what does a Schedule II controlled substance mean?

1. AA drug with no accepted medical use and a high potential for abuse
2. BA drug with almost no risk of abuse
3. CA drug with accepted medical use but a high risk of abuse
4. DA drug available freely over the counter

Thuốc nào đảo ngược tác dụng của heparin?

1. AVitamin K
2. BNaloxone
3. CFlumazenil
4. DProtamine sulfat

How does sucralfate help a peptic ulcer heal?

1. AIt neutralises acid by releasing bicarbonate
2. BIt blocks histamine H2 receptors in the stomach
3. CIt forms a protective coating over the ulcer base
4. DIt kills Helicobacter pylori directly

A patient has oral mucositis after chemotherapy. Which advice is appropriate?

1. ABrush hard with a firm toothbrush to remove debris
2. BEat spicy and acidic foods to stimulate healing
3. CUse a soft toothbrush and rinse with saline or a bland mouthwash
4. DUse an alcohol-based mouthwash several times a day to kill germs

A patient given haloperidol develops a sudden painful twisting of the neck and the eyes roll upward. Which drug is usually given?

1. ADantrolene by mouth to relax the twisted neck muscles
2. BA second dose of haloperidol
3. CAn anticholinergic such as benzatropine (benztropine)
4. DNaloxone

A patient with severe chronic hyponatraemia receives hypertonic saline. Why is the rate of correction strictly limited?

1. ARaising sodium too fast can cause osmotic demyelination in the brain
2. BHypertonic saline is toxic to the liver at high rates
3. CRaising sodium too fast causes severe hypokalaemia and cardiac arrest
4. DFast correction causes immediate kidney failure

A patient receiving cisplatin is given large volumes of IV fluid before and after each dose. What is the main purpose?

1. ATo prevent bleeding
2. BTo reduce kidney damage
3. CTo prevent hair loss
4. DTo increase drug absorption from the gut