Body Fluids and Circulation · Question 26

Blood pressure in the pulmonary artery is

1. more than that in the pulmonary vein
2. less than that in the venae cavae
3. same as that in the aorta
4. more than that in the carotid.

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 in

1. lacking globulins
2. lacking albumins
3. lacking clotting factors
4. lacking antibodies.

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

1. Whale
2. Shark
3. Frog
4. Lizard

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

1. AV node receives signal from SA node
2. AV valves open up
3. Ventricular walls vibrate due to gushing in of blood from atria
4. Semilunar valves close down after the blood flows into vessels from ventricles.

If you suspect major deficiency of antibodies in a person, to which of the following would you look for confirmatory evidence ?

1. Fibrinogen in plasma
2. Haemocytes
3. Serum albumins
4. Serum globulins

Erythropoiesis starts in

1. spleen
2. red bone marrow
3. kidney
4. liver

Which one of the following is correct?

1. Lymph = Plasma + RBC + WBC
2. Blood = plasma + RBC + WBC + Platelets
3. Plasma = Blood - Lymphocytes
4. Serum = Blood + Fibrinogen

Blood pressure in the mammalian aorta is maximum during

1. systole of the left ventricle
2. diastole of the right atrium
3. systole of the left atrium
4. diastole of the right ventricle.

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

1. both A and B antigens on RBC but no antibodies in the plasma
2. both A and B antibodies in the plasma
3. no antigen on RBC and no antibody in the plasma
4. both A and B antigens in the plasma but no antibodies.