Q. No.When the plasma of a person has both anti A and anti B antibodies the blood group of this person would be:
1. A
2. B
3. AB
4. O
During which stage of the cardiac cycle is the first heart sound produced?
1. Atrial diastole
2. Joint diastole
3. Ventricular systole
4. Ventricular diastole
A normal event in the process of blood clotting is the
1. production of erythropoietin.
2. conversion of fibrin to fibrinogen.
3. activation of prothrombin to thrombin.
4. increase in platelets.
Serum is-
(1) Blood- corpuscles
(2) Blood- corpuscles –clotting factors
(3) Plasma- clotting factors
(4) Both 2 and 3
Match the following:
i)Fibrinogen p. Defence
ii)Globulin q. Osmotic balance
iii)Albumin r. Clotting
(1) i)r, ii)p, iii)q
(2) i)p, ii)r, iii)q
(3) i)q, ii)p, iii)r
(4) i)r, ii)q, iii)p
Which of the following are not correct:
i) Spleen is the graveyard for RBC.
ii) All the mammals have biconcave RBCs.
iii) Clotting factors present in plasma are in active form.
iv)All the substances released by platelets are involved in clotting only.
(1) i), iii), iv)
(2) ii), iii), iv)
(3) i), ii), iii), iv)
(4) ii), iii)
Lymph has following properties
i. Same mineral distribution as that of plasma
ii. Intestine also has lymph
iii. Also known as tissue fluid because it helps in exchange
iv. Lymph plays role in defence as well
How many statements are correct?
(1) 3
(2) 2
(3) 4
(4) 1
In open circulatory system, blood is pumped through
(1) Sinuses to large vessels
(2) Large vessels to sinuses
(3) Cavities to organs
(4) Spaces to large vessels
Consider the following statement with respect to heart:
i) It has the double walled muscular bag.
ii) Human heart has four chambers: two larger atria and two median ventricles.
iii) Human heart is mesodermal in origin and is situated in abdominal cavity.
iv) There is no clear separation between atria and ventricles.
How many of the statements given above are correct?
(1) 2
(2) 3
(3) 1
(4) all are wrong.
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