Scheda di esercizi di Farmacologia con soluzioni

Le penicilline uccidono i batteri interferendo con:

1. ALa sintesi dell'acido folico
2. BLa replicazione del DNA
3. CLa sintesi proteica a livello del ribosoma
4. DLa sintesi della parete cellulare

Quale organo elimina la maggior parte dei farmaci idrosolubili e dei loro metaboliti?

1. AIl fegato
2. BIl rene
3. CIl polmone
4. DLa cute

Adenosine is used mainly to:

1. APrevent blood clots in atrial fibrillation
2. BTerminate supraventricular tachycardia
3. CTreat ventricular fibrillation
4. DRaise blood pressure in shock

A patient takes theophylline for COPD. Which advice is most important?

1. ALimit coffee, tea and cola, because caffeine adds to the side effects
2. BDrink plenty of grapefruit juice each morning to improve absorption
3. CTake extra doses when short of breath
4. DAvoid potassium-rich foods such as bananas

During an oxytocin infusion, contractions become very frequent and the fetal heart rate shows late decelerations. What is the nurse's first action?

1. AStop the oxytocin infusion
2. BIncrease the infusion to finish labour quickly
3. CPosition the woman flat on her back
4. DGive a second oxytocin bolus

Quale effetto collaterale è tipico del calcio-antagonista amlodipina?

1. AGonfiore alle caviglie
2. BTosse secca
3. CBroncospasmo
4. DIperpotassiemia

A patient on rifampicin, isoniazid, pyrazinamide and ethambutol develops a painful swollen big toe. Which drug is most likely responsible?

1. AIsoniazid
2. BPyrazinamide
3. CEthambutol
4. DRifampicin

A patient with severe liver cirrhosis needs a benzodiazepine for alcohol withdrawal. Why is lorazepam often chosen instead of diazepam?

1. ALorazepam does not cause sedation in liver disease
2. BLorazepam is cleared by simple conjugation and has no active metabolites
3. CLorazepam is excreted unchanged in the urine without any metabolism
4. DLorazepam is a stronger anticonvulsant than all other benzodiazepines