Tag: circulatory system - blood

Questions Related to circulatory system - blood

Amount of oxygen present in one gram of haemoglobin is?

evs transportation in living organisms blood in humans circulatory system - blood basics of blood and heart

  1. $20$ml

  2. $1.34$ml

  3. $13.4$ml

  4. None of the above

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Correct Option: B

Hamburgerphenomenon is also known as

evs transportation in living organisms blood in humans circulatory system - blood basics of blood and heart

  1. Hydrogen shift mechanism

  2. Chloride shift mechanism

  3. Carbonic acid shift mechanism

  4. Sodiumpotassium pump

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Correct Option: B
Explanation:

(b) To maintain electrostatic neutrality of plasma, many chloride ions diffuse from plasma into RBCs and bicarbonate ions pass out. The chloride content of RBCs increase when oxygenated blood become deoxygenated. This is termed as chloride shift or Hamburger phenomenon.



Which one carries oxygen?

evs transportation in living organisms blood in humans circulatory system - blood basics of blood and heart

  1. Plasma

  2. Lymph

  3. Blood

  4. Serum.

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Correct Option: C

Anaemia is due to deficiency of

evs transportation in living organisms blood in humans circulatory system - blood basics of blood and heart

  1. Leucocytes

  2. Blood

  3. Haemoglobin

  4. Thrombocytes.

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Correct Option: C

Haemoglobin first appears during development of RBC in

evs transportation in living organisms blood in humans circulatory system - blood basics of blood and heart

  1. Reticulocyte

  2. Early normoblasts

  3. Intermediate normoblast

  4. Late normoblast.

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Correct Option: C

Which one is a mismatch?

evs transportation in living organisms blood in humans circulatory system - blood basics of blood and heart

  1. Nerve - impulse

  2. Monocyte - haemoglobin

  3. Heart - pacemaker

  4. Muscular movement - ATP.

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Correct Option: B

Haemoglobin value for a healthy adult male is

evs transportation in living organisms blood in humans circulatory system - blood basics of blood and heart

  1. 10 g/100 ml

  2. 11 g/100 ml

  3. 12 g/100 ml

  4. 14-15 g/100 ml.

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Correct Option: D

What is correct about haemoglobin?
1. Oligomeric protein 2. Chromoprotein 3. Monomeric protein 4. Keratin.

evs transportation in living organisms blood in humans circulatory system - blood basics of blood and heart

  1. 1, 2, 3 correct

  2. 1, 2 correct

  3. 2, 4 correct

  4. 1, 3 correct.

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Correct Option: B

How many moleculesof oxygen are bound to one molecule of haemoglobin

evs transportation in living organisms blood in humans circulatory system - blood basics of blood and heart

  1. 1

  2. 2

  3. 3

  4. 4

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Correct Option: D
Explanation:

(d) One molecule of the haemoglobin has 4 haem groups and each of them is capable of taking up one molecule of $O _2$ .




Haemoglobin is

evs transportation in living organisms blood in humans circulatory system - blood basics of blood and heart

  1. An oxygen carrier in human blood

  2. A protein used as food supplement

  3. A plant protein with high lysine content

  4. An oxygen scavenger in root nodules.

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Correct Option: A