Match the items given in Column I with those in Column II and select the correct option given below: 

Column I		Column II
(a)	Tricuspid valve	(i)	Between left atrium and left ventricle
(b)	Bicuspid valve	(ii)	Between right ventricle and pulmonary artery
(c)	Semilunar valve	(iii)	Between right atrium and right ventricle

 

Options:	(a)	(b)	(c)
1.	iii	i	ii
2.	i	iii	ii
3.	i	ii	iii
4.	ii	i	iii

Name the blood cells, whose reduction in number can cause clotting disorder, leading to excessive loss of blood from the body:

1. Erythrocytes

2. Leucocytes

3. Neutrophils

4. Thrombocytes

Serum differs from blood plasma in:

1. lacking globulins

2. lacking albumins

3. lacking clotting factors

4. lacking antibodies

Match the items given in Column I with those in Column II and select the correct option given below:

Which one of the following animals has two separate circulatory pathways?

1. Frog

2. Lizard

3. Whale

4. Shark

Doctors use a stethoscope to hear the sounds produced during each cardiac cycle. The second sound is heard when:

Which one of the following is correct?
1. Serum = Blood + Fibrinogen
2. Lymph = Plasma + RBC + WBC
3. Blood = Plasma + RBC + WBC + Platelets
4. Plasma = Blood – Lymphocytes

The diagram given here is the standard ECG of a normal person, The P - wave represents the:

1. Initiation of the ventricular contraction

2. Beginning of the systole

3. End of systole

4. Contraction of both the atria

Person with blood group AB is considered as universal recipient because he has:
 

Figure shows a schematic plan of blood circulation in humans with labels A to D. Identify the label and give its function/s.