What is Tissue fluid?
Why serum does not clot?
What is the measure of normal systolic pressure?
What is the measure of normal diastolic pressure?
What is 'angina pectoris'?
What is cardiac arrest?
Cardiac arrest is when the heart stops beating. It is the sudden, unexpected loss of heart function, breathing and consciousness.
Which blood vessels have only single layer?
What is heart attack?
What is systole, diastole and pulmonary circulation?