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

What does the term "afterload" describe?

1. AThe stretch of the ventricle before it contracts
2. BThe time the heart takes to relax after each beat
3. CThe resistance the ventricle must overcome to eject blood
4. DThe volume of blood returning to the right atrium each minute

Which electrolyte do ACE inhibitors commonly raise?

1. APotassium
2. BMagnesium
3. CSodium
4. DCalcium

Which chamber of the heart receives blood from the superior and inferior venae cavae?

1. AThe right ventricle
2. BThe right atrium
3. CThe left atrium
4. DThe left ventricle

How does ezetimibe lower cholesterol?

1. AIt increases cholesterol loss in the urine
2. BIt reduces absorption of cholesterol from the gut
3. CIt blocks cholesterol production by enzymes in the liver
4. DIt dissolves plaques already in the arteries

A peripheral cannula site is red, warm, tender and swollen along the vein. What should the nurse do?

1. ARemove the cannula, document and monitor the site
2. BCover the site and keep using it until it blocks
3. CFlush the cannula hard to clear it
4. DLeave it in place, as this is normal after 24 hours

Which history is a contraindication to thrombolysis for a STEMI?

1. AA previous appendicectomy many years ago
2. BTreated high blood pressure
3. CMild asthma controlled with inhalers
4. DA previous haemorrhagic stroke

During CPR on an adult, a nurse notices a colleague compressing at about 140/min and leaning on the chest between compressions. Which correction is most appropriate?

1. ASpeed up to about 160/min to improve the blood flow
2. BSlow to 100–120/min and allow full chest recoil
3. CPress more gently, to a depth of about 2 cm
4. DStop compressions until a pulse is felt

A patient with severe asthma develops a stable narrow-complex tachycardia, and IV adenosine is prescribed. What should the nurse do?

1. AQuestion the prescription, as adenosine can cause bronchospasm
2. BGive it as prescribed, as adenosine is safe in every patient
3. CGive it orally instead of intravenously
4. DGive it as a slow infusion over an hour to reduce side effects