Scheda di esercizi di Farmacologia con soluzioni

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Nome: ____________________   Data: ____________

1.Facile

Which of these drugs has a narrow therapeutic index?

  1. ALoratadine
  2. BOmeprazole
  3. CLithium
  4. DAmoxicillin
2.Facile

Che cosa descrive la «biodisponibilità»?

  1. ALa frazione di una dose che raggiunge immodificata la circolazione sistemica
  2. BLa forza con cui un farmaco si lega al recettore
  3. CLa velocità di eliminazione di un farmaco
  4. DLa frazione di una dose che è legata alle proteine plasmatiche in circolo
3.Facile

Varenicline helps people stop smoking because it:

  1. ABlocks dopamine receptors in the brain completely
  2. BMakes cigarettes taste bitter
  3. CIs a nicotinic partial agonist that reduces craving and reward
  4. DIs a form of nicotine absorbed slowly through the skin
4.Media

A person who has never been vaccinated against tetanus has a deep, dirty wound. What is usually given?

  1. ATetanus vaccine only, after the wound heals
  2. BOral antibiotics only
  3. CNo treatment unless symptoms appear
  4. DTetanus vaccine and tetanus immunoglobulin
5.Media

When should a patient take a once-daily proton pump inhibitor such as omeprazole?

  1. AOnly when heartburn is severe
  2. BWith a glass of milk at bedtime, when acid output is highest
  3. CAbout 30–60 minutes before the first meal of the day
  4. DStraight after a large evening meal
6.Media

Why is IV promethazine given with great caution?

  1. AIt causes immediate kidney failure
  2. BIt causes a severe rise in blood pressure when it is given intravenously
  3. CIt can cause severe tissue injury if it leaks or enters an artery
  4. DIt is a strong opioid that causes addiction
7.Difficile

A patient's record shows anaphylaxis to penicillin. Amoxicillin has been prescribed. What should the nurse do?

  1. AGive the amoxicillin, as it belongs to a different antibiotic group
  2. BGive half the dose and observe for a reaction
  3. CWithhold it and contact the prescriber, as amoxicillin is a penicillin
  4. DGive the amoxicillin with an antihistamine to prevent a reaction
8.Difficile

A patient is switched from oral to intravenous morphine. Why is the IV dose lower than the oral dose?

  1. AIV morphine is a stronger chemical form of the drug
  2. BOral morphine has a large first-pass effect, so less reaches the blood
  3. CIV morphine is excreted much more slowly by the kidney than oral morphine
  4. DThe oral route causes tolerance faster than the IV route

Soluzioni

  1. 1. C · Lithium
  2. 2. A · La frazione di una dose che raggiunge immodificata la circolazione sistemica
  3. 3. C · Is a nicotinic partial agonist that reduces craving and reward
  4. 4. D · Tetanus vaccine and tetanus immunoglobulin
  5. 5. C · About 30–60 minutes before the first meal of the day
  6. 6. C · It can cause severe tissue injury if it leaks or enters an artery
  7. 7. C · Withhold it and contact the prescriber, as amoxicillin is a penicillin
  8. 8. B · Oral morphine has a large first-pass effect, so less reaches the blood

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