2
MCQ (Single Correct Answer)
One of the common symptoms observed in people infected with dengue fever is
A
significant decrease in RBCs count
B
significant decrease in WBC count
C
significant decrease in platelets count
D
significant increase in platelets count
3
MCQ (Single Correct Answer)
Which among the followings is correct during each cardiac cycle?
A
The volume of blood pumped out by the Rt and Lt ventricles is same
B
The volume of blood pumped out by the Rt and Lt ventricles is different
C
The volume of blood received by each atrium is different
D
The volume of blood received by the aorta and pulmonary artery is different
4
MCQ (Single Correct Answer)
Cardiac activity could be moderated by the autonomous neural system. Tick the correct answer.
A
The parasympathetic system stimulates heart rate and stroke volume
B
The sympathetic system stimulates heart rate and stroke volume
C
The parasympathetic system decreases the heart rate but increase stroke volume
D
The sympathetic system decreases the heart rate but increase stroke volume
5
MCQ (Single Correct Answer)
Mark the pair of substances among the following which is essential for coagulation of blood.
A
heparin and calcium ions
B
calcium ions and platlet factors
C
oxalates and citrates
D
platelet factors and heparin
6
MCQ (Single Correct Answer)
ECG depicts the depolarisation and repolarisation processes during the cardiac cycle. In the ECG of a normal healthy individual one of the following waves is not represented.
A
Depolarisation of atria
B
Repolarisation of atria
C
Depolarisation of ventricles
D
Repolarisation of ventricles