Scheda di esercizi di Farmacologia con soluzioni

What does "bacteriostatic" mean?

1. AThe drug stops bacteria multiplying without killing them directly
2. BThe drug prevents the patient's immune response
3. CThe drug kills bacteria directly by breaking down their cell wall
4. DThe drug kills viruses as well as bacteria

Che cos'è l'indice terapeutico?

1. AIl tempo per raggiungere lo stato stazionario
2. BIl numero di dosi al giorno
3. CIl rapporto tra dose tossica e dose efficace
4. DLa percentuale di una dose orale che raggiunge la circolazione sistemica

La loperamide si usa per trattare:

1. ALa diarrea
2. BIl bruciore di stomaco
3. CLa stitichezza
4. DLa nausea

Come riduce l'aggregazione piastrinica il clopidogrel?

1. AInibisce la COX-1 piastrinica
2. BAttiva l'antitrombina
3. CBlocca il recettore piastrinico P2Y12 per l'ADP
4. DBlocca direttamente il recettore glicoproteico IIb/IIIa

A man takes finasteride. What should be explained about handling the tablets?

1. AThe tablets must be stored in the fridge
2. BAnyone can handle the tablets, as they contain no active drug
3. CPregnant women should not handle crushed or broken tablets
4. DThe tablets must be crushed before swallowing

Why is hypovolaemia corrected with IV fluids before or while starting a vasopressor?

1. AVasopressors cannot keep perfusion up if the circulation is under-filled
2. BFluids stop the vasopressor causing a fever
3. CVasopressors only work when they are diluted in large fluid volumes
4. DVasopressors cause the patient to retain too much fluid

A patient who uses insulin is taught sick-day rules. Which statement shows a need for further teaching?

1. A"I will seek help if I keep vomiting or have ketones."
2. B"I will check my blood glucose and ketones more often while I am ill."
3. C"I will keep drinking fluids, even if I cannot eat much."
4. D"If I am ill and not eating, I will stop my insulin completely."

A patient with asthma starts timolol eye drops for glaucoma and soon becomes wheezy. What is the most likely explanation?

1. AThe wheeze is unrelated to the eye drops
2. BTimolol activates histamine receptors in the lungs
3. CTimolol is absorbed and blocks beta-2 receptors in the airways
4. DThe eye drops contain an allergen that causes hay fever and asthma