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- 1. Multiple Choice
If there is higher pressure in the aorta, there will be no movement of blood out of the ventricle
True
False
- 2. Multiple Choice
The function of the atrium
To collect blood
To pump blood to the lungs
To pump blood into systemic circulation
To pump blood to the heart muscle
- 3. Multiple Choice
The entrance to the ascending aorta is guarded by
an atrioventricular valve
bicuspid valve
semilunar valve
tricuspid valve
- 4. Multiple Choice
The only time when all of the valves in the heart are close is during
ventricular diastole
isovolumetric contraction
artrial systole
isovolumetric diastole
- 5. Multiple Choice
The opening of semilunar valves is due to
increased ventricular pressure
decrease ventricular pressure
increased aortic pressure
increase in artrial volume
- 6. Multiple Choice
If ventricular pressure is low, what will happen to the arterioventricular valves?
close
open
- 7. Multiple Choice
During artrial systole, the ventricles are
in systole
in diastole
contracting
not filling
- 8. Multiple Choice
During isovolumetric ventricular contraction
closure of semilunar valves
closure of AV valves
rushing of blood into ventricles
contraction of atrial musculature
- 9. Multiple Choice
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
- 10. Multiple Choice
Aortic pressure at its peak during
arterial systole
isovolumetric contraction
ventricular ejection
isovolumetric relaxation
- 11. Multiple Choice
Which component of ECG cycle shows ventricular depolarisation?
P
QRS
T
U
- 12. Multiple Choice
One small square on ECG tracing paper _______
is 1 mm by 1 mm
represents 0.04 seconds
represent 0.1mV
- 13. Multiple Choice
In the diagram below, which part of the tracing represents the contraction of the atria?
P
T
R
S
- 14. Multiple Choice
In the 6 second strip below, the heart rate is
7
60
70
75
- 15. Multiple Choice
What shows the time a signal is delayed at the AV nodes?
PR segment
ST segment
PR interval
QRS complex
- 16. Multiple Choice
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
- 17. Multiple Choice
Name part of red
T wave
Q wave
R wave
S wave
- 18. Multiple Choice
Name the lead
aVF
aVR
aVL
aVS
- 19. Multiple Choice
Represents the early part of ventricular repolarisation
QT interval
PR interval
ST segment
- 20. Multiple Choice
This wave indicates repolarisation of ventricles
T waves
U waves
P waves
Q waves
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