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

What is the usual SpO₂ of a healthy adult at rest breathing room air?

1. AAbout 95–100%
2. BAbout 60–65%
3. CAbout 80–85%
4. DAbout 70–75%

Qual è l'intervallo di flusso abituale per l'ossigeno con una normale cannula nasale negli adulti?

1. A20–40 L/min
2. B10–15 L/min
3. C0,1–0,2 L/min
4. D1–6 L/min

How is most oxygen carried in the blood?

1. ACarried as bicarbonate ions in the plasma
2. BBound to haemoglobin in red blood cells
3. CBound to albumin and other plasma proteins
4. DDissolved freely in the plasma water

Quale esame di laboratorio si usa per regolare un'infusione di eparina non frazionata?

1. AaPTT (o livello di anti-Xa)
2. BLivello di D-dimero
3. CINR (rapporto internazionale normalizzato)
4. DLivello di fibrinogeno sierico

A young patient with hypertrophic cardiomyopathy asks why they are told to avoid dehydration. What is the best explanation?

1. ADehydration is the cause of the inherited condition
2. BFluids dissolve the extra muscle in the heart wall
3. CDehydration makes the heart muscle grow thicker within a few hours
4. DLow blood volume can worsen obstruction of blood leaving the heart

After an above-knee amputation, which measure helps prevent a hip flexion contracture?

1. ASitting in a chair for most of the day with the hips bent
2. BLying prone for periods and avoiding pillows under the stump
3. CKeeping the hip bent to reduce stump swelling
4. DKeeping a pillow under the stump at all times, day and night

Twelve hours after a coronary stent, a patient has sudden severe chest pain again with new ST elevation in the same leads. What is the most likely cause?

1. AIndigestion from the hospital meal
2. BNormal pain from the procedure site
3. CPericarditis from the catheter
4. DAcute stent thrombosis

After six weeks of treatment for tuberculosis, a patient has nausea, dark urine and yellow eyes. What should the nurse do?

1. AAdvise taking the tablets with an alcoholic drink to settle the stomach
2. BWithhold the next doses and report urgently for liver tests
3. CDouble the isoniazid dose to clear the infection faster
4. DReassure the patient that the urine colour is due to rifampicin