Scheda di esercizi di Area medico-chirurgica: cardiovascolare e respiratoria con soluzioni

What does an SpO₂ reading measure?

1. AThe percentage of haemoglobin carrying oxygen
2. BThe oxygen level in the brain
3. CThe amount of carbon dioxide dissolved in the blood
4. DThe total haemoglobin level

Drug names ending in "-olol", such as bisoprolol and atenolol, belong to which class?

1. ACalcium channel blockers
2. BBeta-blockers
3. CACE inhibitors
4. DLoop diuretics

Where does gas exchange between air and blood take place in the lungs?

1. AIn the main bronchi
2. BIn the trachea
3. CIn the alveoli
4. DIn the pleural space

A woman with hypertension who takes lisinopril says she is planning a pregnancy. What should the nurse advise?

1. ADiscuss switching medicine with the prescriber before trying to conceive
2. BDouble the dose to protect the baby from high blood pressure
3. CStop all blood pressure treatment straight away without telling anyone
4. DContinue lisinopril, as it is the safest blood pressure drug in pregnancy

After an arterial blood gas sample is taken from the radial artery, what should the nurse do?

1. AMassage the site to help the bruising fade
2. BBend the wrist sharply upwards to stop the bleeding
3. CLeave the site uncovered without pressure
4. DApply firm pressure to the site for several minutes

Which patient is most typical of a primary spontaneous pneumothorax?

1. AAn older woman with long-standing heart failure
2. BA child with a viral sore throat
3. CA tall, thin young man who smokes
4. DA middle-aged woman with high blood pressure

A patient with severe chronic kidney disease needs therapeutic anticoagulation for a DVT. Why might unfractionated heparin be chosen instead of a low-molecular-weight heparin?

1. AUnfractionated heparin has no bleeding risk at all
2. BLMWH cannot be given to anyone over 60
3. CLMWH is cleared by the kidneys and can accumulate
4. DUnfractionated heparin is taken by mouth

A patient on spironolactone and an ACE inhibitor has a potassium of 6,8 mmol/L (6,8 mEq/L) with peaked T waves. What is usually given first to protect the heart?

1. AOral potassium supplements
2. BAn IV furosemide bolus as the only treatment
3. CIntravenous calcium gluconate or chloride
4. DA dose of digoxin