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Q. No.Band 3 protein in RBC has the function of?
1.
It mediates the exchange of cellular \(HCO_{3^-}\) with \(Cl^-\) in plasma
2.
It is a cytoplasmic protein
3.
It mediates the exchange of cations between cell and plasma
4.
Both (1) and (2)
Subtopic: Blood: General Description & RBC |
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Subtopic: Human Heart: Gross Anatomy |
97%
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What is/are the function(s) of calcium?
1. Blood clotting
2. Muscular contraction
3. Nerve conduction
4. All of these
1. Blood clotting
2. Muscular contraction
3. Nerve conduction
4. All of these
Subtopic: Blood: Blood Clotting |
70%
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Rh factor is present in
1. all vertebrates
2. all mammals
3. all reptiles
4. man and rhesus monkey only
1. all vertebrates
2. all mammals
3. all reptiles
4. man and rhesus monkey only
Subtopic: Blood: Blood Group |
81%
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The vitamin which is essential for blood clotting is
1. vitamin-A
2. vitamin-B
3. vitamin-C
4. vitamin-K
1. vitamin-A
2. vitamin-B
3. vitamin-C
4. vitamin-K
Subtopic: Blood: Blood Clotting |
86%
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The leucocytes contain which of the following in large quantity?
1. Basophils
2. Neutrophils
3. Eosinophils
4. Monocytes
1. Basophils
2. Neutrophils
3. Eosinophils
4. Monocytes
Subtopic: Blood: White Blood Cells |
90%
From NCERT
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“Bundle of His” are
1. nervous tissue supplied to ventricles
2. nervous tissue supplied to heart
3. muscular tissue supplied to ventricles
4. muscular tissue supplied to heart
1. nervous tissue supplied to ventricles
2. nervous tissue supplied to heart
3. muscular tissue supplied to ventricles
4. muscular tissue supplied to heart
Subtopic: Human Heart: Gross Anatomy |
60%
From NCERT
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Identify the correct statements:
| I: | Fibrinogens are needed for clotting or coagulation of blood. |
| II: | Globulins, primarily, are involved in the defense mechanisms of the body. |
| III: | The albumins help in osmotic balance. |
| 1. | Only I | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II and III |
Subtopic: Blood: General Description & RBC |
95%
From NCERT
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A person has swelling both feet [oedema] and the doctor suspects deficiency of proteins to be the reason. Which plasma protein is most likely to be responsible for this?
| 1. | Albunims | 2. | Globulins |
| 3. | Fibrinogen | 4. | Angiotensinogen |
Subtopic: Blood: General Description & RBC |
70%
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Consider the given two statements:
1. Statement I is correct; Statement II is correct
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is incorrect
4. Statement I is incorrect; Statement II is incorrect
| Statement I: | RBCs are devoid of nucleus in humans and are biconcave in shape and in all other mammals have nucleus and are spherical in shape. |
| Statement II: | RBCs have an average life span of 120 days after which they are destroyed in the spleen (graveyard of RBCs). |
1. Statement I is correct; Statement II is correct
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is incorrect
4. Statement I is incorrect; Statement II is incorrect
Subtopic: Blood: General Description & RBC |
71%
From NCERT
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