Worksheetscvts 2022
Total questions: 25
Worksheet time: 8mins
#15
superior vena cava
inferior vena cava
aorta
septum
A 49-year-old male presents with an acute onset of crushing chest pain and diaphoresis. You should:
administer up to 324 mg of baby aspirin.
administer up to three doses of nitroglycerin.
obtain vital signs and a SAMPLE history.
assess the adequacy of his respirations.
You and your partner arrive at the scene of a middle-aged man who collapsed about 5 minutes ago. He is unresponsive, apneic, and pulseless. Bystanders are present, but have not provided any care. You should:
begin high-quality CPR and apply the AED as soon as possible.
have your partner perform CPR while you question the bystanders.
perform two-rescuer CPR for 5 minutes and request ALS backup.
immediately apply the AED pads and analyze his cardiac rhythm.
In general, a maximum of _____ dose(s) of nitroglycerin is/are given for any one episode of chest pain.
2
3
4
5
During ventricular systole, which of the following occurs?
Atrioventricular valves close and semilunar valves close
Atrioventricular valves close and semilunar valves open
Atrioventricular valves open and semilunar valves are open
Atrioventricular valves open and semilunar valves close
The relation with ECG, during third heart sound,
coincides with R wave
coincides or after submit of T waves
between T & P wave
between P and Q wave
In the diagram below, which part of the tracing represents the contraction of the atria?
P
T
R
S
In the 6 second strip below, the heart rate is
7
60
70
75
Where is V1 located?
4th intercostal space at the left margin of sternum
4th intercostal space at the right margin of sternum
5th intercostal space at mid clavicular line
3rd intercostal space at mid axillary lline
This wave indicates repolarisation of ventricles
T waves
U waves
P waves
Q waves
Which of the following is the proper sequence of cardiac excitation?
SA node-AV node-atrial myocardium-bundle of
His-Purkinje fibers-ventricular myocardium
SA node-atrial myocardium-AV node-bundle of
His-ventricular myocardium-Purkinje fibers
SA node-atrial myocardium-ventricular myocardium-AV node-bundle of His-Purkinje fibers
SA node-atrial myocardium-AV node-bundle of
His-Purkinje fibers-ventricular myocardium
The volume of blood pumped per minute by the left ventricle is
greater than the volume pumped by the right ventricle.
less than the volume pumped by the right ventricle.
the same as the volume pumped by the right ventricle.
either less or greater than the volume pumped by the right
ventricle, depending on the strength of contraction.
A minimally invasive endovascular surgery technique for removing atherosclerosis from blood vessels within the body.
atrial
arrhythmia
antheroma
atherectomy
Any of a group of antihypertensive drugs (as captopril) that relax arteries and promote renal excretion of salt and water by inhibiting the activity of an angiotensin converting enzyme.
ACE inhibitor
anemia
bradycardia
carotid
