In the foetus, the ductus arteriosus connects the

1. pulmonary vein with pulmonary artery

2. pulmonary artery with aorta

3. pulmonary vein with aorta

4. pulmonary artery with vena cava

Subtopic:  Human Heart: Gross Anatomy |
 53%
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Which of the following is known as Christmas factor?

1. factor VIII               

2. factor XII

3. factor IV                 

4. factor IX

Subtopic:  Blood: Blood Clotting |
 54%
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Erythrocyte maturing factor is

1. folic acid                     

2. cyanocobalamin

3. vitamin B                  

4. vitamin C

Subtopic:  Blood: General Description & RBC: Part 1 | Blood: General Description & RBC |
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A human RBC is placed in 1.5% salt solution. It will

1. swell up               

2. shrink

3. remain unaffected 

4. burst

Subtopic:  Blood: General Description & RBC |
 61%
AIIMS - 2001
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All veins carry deoxygenated blood except

1. pulmonary vein             

2. hepatic vein

3. hepatic portal vein         

4. renal vein

Subtopic:  Human Heart: Double Circulation |
 87%
From NCERT
AIIMS - 2001
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Which one of the following is a matching pair of a certain body feature and its

value/count in a normal human adult?

1. Urea -5-10 mg/100 ml of blood

2. Blood sugar (fasting) - 80-100 mg/100 ml

3. Total blood volume - 3 - 4 litres

4. ESR in Wintrobe method -9-15 mm in males and 20-34 mm in females

Subtopic:  Blood: General Description & RBC: Part 1 | Blood: General Description & RBC |
AIIMS - 2003
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Which one of the following is a matching pair?

1. Lubb sharp closure of AV valves at the beginning of ventricular systole

2. Dup - sudden opening of semilunar valves at the beginning of ventricular diastole

3. Pulsation of the radial artery - valves in the blood vessels

4. Initiation of the heart beat Purkinje fibres

Subtopic:  Rhythmic Excitation of Human Heart: Part 1 |
 68%
AIIMS - 2003
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Continued consumption of a diet rich in butter, red meat and eggs for a long period may

lead to:

1. vitamin toxicity                   

2. kidney stones

3. hypercholesterolemia

4. urine laden with kidney stones

Subtopic:  ECG & Coronary Artery Disease |
 82%
AIIMS - 2003
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In which one of the following pairs the two items mean one and the same thing?

1. Malleus - anvil

2. SA node - pacemaker

3. Leucocytes - lymphocytes

4. Haemophilia - blood cancer

Subtopic:  Human Heart: Gross Anatomy |
 91%
From NCERT
AIIMS - 2004
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The component of blood which prevents its coagulation in the blood vessels is

(1) haemoglobin

(2) plasma

(3) thrombin

(4) heparin.

Subtopic:  Blood: Blood Clotting |
 67%
AIIMS - 2007
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