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

1. Serum albumins

2. Serum globulins

3. Fibrinogen in the plasma

4. Haemocytes

Subtopic:  Blood: General Description & RBC: Part 1 | Blood: General Description & RBC: Part 2 | Blood: General Description & RBC |
 73%
AIPMT - 2007
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A drop of each of the following is placed separately on four slides. Which of them will not coagulate?
 

1. blood plasma
2. blood serum
3. Sample from the thoracic duct of the lymphatic system
4. Whole blood from the pulmonary vein

Subtopic:  Blood: Blood Clotting |
 83%
AIPMT - 2007
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Rh-factor can produce disease:

1. AIDS

2. Turner's syndrome

3. Erythroblastosis foetalis

4. Sickle cell anaemia

Subtopic:  Blood: Blood Group |
 93%
From NCERT
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If due to some injury the chordae tendineae of the tricuspid valve of the human heart is partially non-functional, what will be the immediate effect?

1. The flow of blood into the aorta will be slowed down

2. The 'pace maker' will stop working

3. The blood will tend to flow back into the left atrium

4. The flow of blood into the pulmonary artery will be reduced

Subtopic:  Human Heart: Gross Anatomy |
 69%
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Sympathetic nervous system induces:

1. heartbeat

2. secretion of digestive juice

3. secretion of saliva

4. All of the above

Subtopic:  Regulation of Cardiac Activity |
 55%
From NCERT
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The blood group with antibody-a and antibody-b is:

1. B

2. A

3. O

4. AB

Subtopic:  Blood: Blood Group (A,B,O) |
 82%
From NCERT
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Rate of heartbeat is determined by:

1. Purkinje fibres

2. papillary muscles

3. SA-node

4. AV-node

Subtopic:  Human Heart: Cardiac Cycle |
 88%
From NCERT
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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:
Options: (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 |
 75%
From NCERT
NEET - 2019
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What would be the heart rate of a person if the cardiac output is 5L, blood volume in the ventricles at the end of diastole is 100 mL and at the end of ventricular systole is 50 mL?

1. 125 beats per minute

2. 50 beats per minute

3. 75 beats per minute

4. 100 beats per minute

Subtopic:  Human Heart: Cardiac Cycle |
 60%
From NCERT
NEET - 2019
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Assertion: Right atrium and right ventricle of heart are known as pulmonary heart.

Reason: Both right atrium and ventricle pump the deoxygenated blood.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Human Heart: Double Circulation |
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