How much percentage of water present in plasma?

1. 6-8%

2. 90-92%

3. 8-10%

4. 55%

How much volume of blood each ventricle pumps out approximately during a cardiac cycle ?

1. 70 mL

2. 70 mL $\times$ 72 

3. 70 mL $\times$ 0.8

4. 70 mL $\times$2

During ventricular diastole, which of the following event take place earliest?

1. Closure of semilunar valve

2. Opening of cuspid valve

3. 'Lub' sound appears

4. Both 1 and 3

Which system of blood vessels is present in our body exclusively for the circulation of blood to and from the cardiac musculature?

1. Portal system 

2. Shunting

3. Coronary system

4. Double circulation 

P wave and QRS complex in ECG respectively represent:-

1. Atrial repolarization and Ventricular depolarization

2. Ventricular depolarization and Atrial repolarization

3. Atrial depolarization and Ventricular depolarization

4. Atrial depolarization and Ventricular repolarization

Find out the false statement about blood ?

1. Special connective tissue

2. Fluid matrix

3. Fibre free matrix

4. No formed elements 

Read the following statements:-

(1) Lymph is devoid of RBC
(2) Exchange of nutrients, gasses etc, between blood and the tissue cell always occur through the lymph
(3) Tissue fluid is also called as lymph.
(4) Lymph is a colourless fluid containing all types of WBCs which are responsible for the immune response of the body.

How many statements are correct?

1. 2

2. 3

3. 4

4. 1

Which of the following correctly explains a phase/event in cardiac cycle in a standard electrocardiogram?

1. QRS complex indicates atrial contraction

2. QRS complex indicates ventricular contraction 

3. Time between S and T represents atrial systole

4. P-wave indicates the beginning of ventricular contraction

Which blood cell can secrete and transport heparin, histamin and serotonin?

1. Acidophil

2. Basophil

3. Neutrophil

4. Monocyte

Complete stoppage of heart beat is termed as

(1) Heart attack

(2) Heart block

(3) Cardiac arrest

(4) Heart failure