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Q. No.Persons with AB blood type can:
1.
donate blood to persons with all blood types as neither A nor B antigens are present on their RBCs
2.
receive blood from persons with all blood types as both A and B antigens are present on their RBCs
3.
receive blood from persons with all blood types as neither A nor B antigens are present on their RBCs
4.
receive blood from persons with all blood types as neither anti-A nor anti-B antibodies are present on his blood plasma
Subtopic: Blood: Blood Group (A,B,O) |
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If the heart rate is 60 per minute, the duration of each cardiac cycle will be:
| 1. | 0.8 seconds | 2. | 0.75 seconds |
| 3. | 1.0 second | 4. | 1.2 second |
Subtopic: Human Heart: Cardiac Cycle |
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From NCERT
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Which of the following cells of areolar connective tissue are also present in blood?
1. Fibroblasts
2. Eosinophils
3. Macrophages
4. Mast cells
1. Fibroblasts
2. Eosinophils
3. Macrophages
4. Mast cells
Subtopic: Blood: White Blood Cells |
From NCERT
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Read the given statements and select the correct option
1. Both statements A and B are correct
2. Both statements A and B are incorrect
3. Only statement A is correct
4. Only statement B is correct
| A: | White blood cells are enucleated and are relatively lesser in number which averages 6000-8000 mm-3 of blood |
| B: | Human heart is protected by a three walled membranous bag, pericardium |
2. Both statements A and B are incorrect
3. Only statement A is correct
4. Only statement B is correct
Subtopic: Blood: General Description & RBC |
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From NCERT
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How many of the given statements are correct:
| I: | Fishes have a 2-chambered heart with an atrium and a ventricle. |
| II: | Amphibians and the reptiles (except crocodiles) have a 3-chambered heart with two atria and a single ventricle. |
| III: | Crocodiles, birds and mammals possess a 4-chambered heart with two atria and two ventricles. |
| IV: | The only vertebrates where the heart pumps out deoxygenated blood are fishes. |
| 1. | 1 | 2. | 2 |
| 3. | 3 | 4. | 4 |
Subtopic: Circulatory Pathways |
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Consider the two statements:
| Assertion (A): | Adrenal medullary hormones can increase the cardiac output. |
| Reason (R): | Adrenal medullary hormones are steroids with prominent effects on osmoregulation and glucose homeostasis in human body. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A). |
| 2. | (A) is True but (R) is False. |
| 3. | Both (A) and (R) are True but (R) does not correctly explain (A). |
| 4. | (A) is False but (R) is True. |
Subtopic: Regulation of Cardiac Activity |
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Consider the two statements:
| Assertion (A): | Heart failure is sometimes called congestive heart failure. |
| Reason (R): | Heart failure means the state of heart when it is not pumping blood effectively enough to meet the needs of the body. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A). |
| 2. | (A) is True but (R) is False. |
| 3. | Both (A) and (R) are True but (R) does not correctly explain (A). |
| 4. | (A) is False but (R) is True. |
Subtopic: DISORDERS OF CIRCULATORY SYSTEM |
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The principal solute, dissolved in the plasma portion of the blood as well as the extracellular fluid (ECF), amongst the following, will be:
1. haemoglobin
2. Na+
3. K+
4. albumin
1. haemoglobin
2. Na+
3. K+
4. albumin
Subtopic: Lymph | Blood: General Description & RBC |
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The volume of blood pumped out by each ventricle per minute is called as the:
1. stroke volume
2. ejection fraction
3. cardiac output
4. end diastolic volume
1. stroke volume
2. ejection fraction
3. cardiac output
4. end diastolic volume
Subtopic: Human Heart: Cardiac Cycle |
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Identify the correctly matched pairs:
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
| Layer in the wall of artery/vein | Made up of | |
| I: | Tunica intima | Squamous epithelium |
| II: | Tunica media | Skeletal muscle/elastic fibres |
| III: | Tunica externa | Fibrous connective tissue |
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Human Heart: Double Circulation |
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