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

What is the normal duration of the QRS complex on an adult ECG?

1. AMore than 0,50 seconds
2. BBetween 0,20 and 0,40 seconds
3. CLess than 0,12 seconds
4. DExactly 1 second

Which type of leg ulcer is most common?

1. AUlcers from spider bites
2. BVenous ulcers
3. CArterial ulcers
4. DMalignant ulcers

Qual è la complicanza più grave della trombosi venosa profonda?

1. ATromboflebite superficiale
2. BEmbolia polmonare
3. CVene varicose
4. DGonfiore post-trombotico della gamba

Which ECG change is classically linked with hyperkalaemia?

1. ATall, peaked T waves
2. BDelta waves before the QRS
3. CA sawtooth baseline
4. DProminent U waves

What is the purpose of cardiac resynchronisation therapy (a biventricular pacemaker)?

1. ATo slow the atrial rate in patients with atrial fibrillation
2. BTo replace a damaged heart valve
3. CTo make both ventricles contract together and more efficiently
4. DTo deliver a shock whenever the heart rate exceeds 100/min

What is the main problem in heart failure with preserved ejection fraction?

1. AA stiff ventricle that fills poorly in diastole
2. BA leaking aortic valve
3. CA blocked pulmonary artery
4. DA dilated ventricle that cannot contract strongly

The monitor of a patient with a permanent pacemaker shows pacing spikes, but none of them is followed by a QRS complex. What does this mean?

1. AFailure to capture
2. BNormal pacemaker function
3. CFailure to sense
4. DAtrial fibrillation

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. ANormal pain from the procedure site
2. BPericarditis from the catheter
3. CAcute stent thrombosis
4. DIndigestion from the hospital meal