A doctor puts his stethoscope on a patient’s chest over the location of the heart and hears a swishing sound. Which of the following conditions is the best diagnosis for the patient’s condition?

1. angina pectoris

2. myocardial infarction

3. incompetent cardiac valve

4. cardiac tamponade

There is no DNA in:

In a standard ECG, which one of the following alphabets is the correct representation of the respective activity of the human heart?

1. R-repolarisation of ventricles

2. S-start of systole

3. T-end of diastole

4. P-depolarisation of the atria

Compared to blood our lymph has:

1. no plasma

2. plasma without proteins

3. more WBCs and no RBCs

4. more RBCs and less WBCs

The most popularly known blood grouping is the ABO grouping. It is named ABO and not ABC, because 'O' in it refers to having:

Globulins contained in human blood plasma are primarily involved in:

1. defence mechanisms of body

2. osmotic balance of body fluids

3. oxygen transport in the blood

4. clotting of blood

Which one of the following mammalian cells is not capable of metabolizing glucose to carbon dioxide aerobically?

1. White blood cells

2. Unsatiated muscle cells

3. Liver cells

4. Red blood cells

In humans, blood passes from the post caval to the diastolic right atrium of heart due to:

1. pushing open of the venous valves

2. suction pull

3. stimulation of the sino auricular node

4. pressure difference between the caval and atrium