Persons with 'AB' blood group are called as "Universal recipients". This is due to:

(1) Presence of antibodies, anti-A and anti-B, on RBCs

(2) Absence of antibodies, anti-A and anti-B, in plasma

(3) Absence of antigens A and B on the surface of RBCs

(4) Absence of antigens A and B in plasma

Subtopic:  Blood: Blood Group (A,B,O) |
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The QRS complex in a standard ECG represents:

1.  Depolarisation of auricles

2.  Depolarisation of ventricles

3.  Reploarisation of ventricles

4.  Repolarisation of auricles 

Subtopic:  ECG & Coronary Artery Disease |
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Match  the following columns and select the correct option . 

       Column-I            Column-II

(1) Eosinophils        (i) lmmune response 

(2) Basophils          (ii) Phagocytosis

(3) Neutrophils       (iii) Release histaminase, destructive enzymes 

(4) Lymphocytes     (iv) Release granules  containing histamine 

(1) (iv)    (i)   (ii)     (iii) 

(2) (i)     (ii)   (iv)    (iii)

(3) (ii)    (i)    (iii)    (iv) 

(4) (iii)   (iv)   (ii)    (i)  

Subtopic:  Blood: General Description & RBC: Part 2 | Blood: White Blood Cells | Blood: General Description & RBC |
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Which of the following is associated with a decrease in cardiac output?

1. Sympathetic nerves

2. Parasympathetic neural signals

3. Pneumotaxic center

4. Adrenal medullary hormones

Subtopic:  Human Heart: Cardiac Cycle |
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Which of the following conditions causes erythroblastosis fetalis?

1. Mother Rh+ve and fetus Rh-ve

2. Mother Rh-ve and fetus Rh+ve

3. Both mother and fetus Rh-ve

4. Both mother and fetus Rh+ve

Subtopic:  Blood: Blood Group |
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Match the Column I and Column II

Column-I

Column-II

(a)

P-waves

(i)

Depolarisation of ventricles

(b)

QRS complex

(ii)

Repolarisation of ventricles

(c)

T-wave

(iii)

Coronary ischemia

(d)

Reduction in the size of T-wave

(iv)

Depolarisation of atria

(v)

Repolarisation of atria

Select the correct option 

      (a)    (b)   (c)  (d)

1.   (ii)    (iii)   (v)  (iv)

2.   (iv)   (i)     (ii)  (iii)

3.   (iv)   (i)     (ii)  (v)

4.   (ii)    (i)    (v)   (iii)    

Subtopic:  ECG & Coronary Artery Disease |
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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

1. a-iii b-i c-ii

2. a-i b-iii c-ii

3. a-i b-ii c-iii

4. a-ii b-i c-iii

Subtopic:  Human Heart: Gross Anatomy |
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Match the items given in Column I with those in column II and select the correct option given below:- 
Column I                         Column II 
a. Fibrinogen                  i. Osmotic balance 
b. Globulin                     ii. Blood clotting 
c. Albumin                     iii. Defence mechanism
1. a-iii b-ii c-i
2. a-i b-ii c-iii
3. a-i b-iii c-ii
4. a-ii b-iii c-i

 

Subtopic:  Blood: General Description & RBC: Part 1 | Blood: General Description & RBC |
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Adult human RBCs are enucleated. Which of the following statement(s) is/ are the most appropriate explanation for this feature? 
(a) They do not need to reproduce 
(b) They are somatic cells 
(c) They do not metabolize 
(d) All their internal space is available for oxygen transport
1. Only (a)
2. (a),(c) and (d)
3. (b) and (c)
4. Only (d)

Subtopic:  Blood: General Description & RBC: Part 1 | Blood: General Description & RBC |
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The hepatic portal vein drains blood to liver from:

1. Stomach

2. Kidneys

3. Intestine

4. Heart

Subtopic:  Human Heart: Double Circulation |
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