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Q. No.Given below are two statements:
Assertion (A):
Cardiac muscle is auto excitable
Reason (R):
Nodal musculature of heart has the ability to generate action potentials without external stimuli
1.
Both (A) and (R) are True and (R) is the correct explanation of (A).
2.
Both (A) and (R) are True but (R) is not the correct explanation of (A).
3.
(A) is True but (R) is False.
4.
Both (A) and (R) are False.
Subtopic: Circulatory Pathways |
94%
Level 1: 80%+
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If a person suspects major deficiency of clotting in himself, then which of the following would be looked for the confirmatory evidence?
| 1. | Haemocytes | 2. | Serum albumins |
| 3. | Serum globulins | 4. | Fibrinogen in plasma |
Subtopic: Blood: Blood Clotting |
82%
Level 1: 80%+
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Chordae Tendinae is found in :
1. Heart of Cockroach
2. Heart of Amphibians
3. Heart of Reptiles
4. Heart of Mammals
1. Heart of Cockroach
2. Heart of Amphibians
3. Heart of Reptiles
4. Heart of Mammals
Subtopic: Human Heart: Gross Anatomy |
88%
Level 1: 80%+
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Subtopic: Human Heart: Gross Anatomy |
96%
Level 1: 80%+
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The leucocytes contain which of the following in large quantity?
| 1. | Basophils | 2. | Neutrophils |
| 3. | Eosinophils | 4. | Monocytes |
Subtopic: Blood: White Blood Cells |
87%
Level 1: 80%+
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Given below are two statements:
| Assertion (A): | Cardiac output is approximately 5 liters for a normal male |
| Reason (R): | Cardiac output is equal to the product of stroke volume (70 mL) and heart rate (72 beats/min) |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Human Heart: Cardiac Cycle |
89%
Level 1: 80%+
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Given below are two statements:
| Assertion (A): | Human heart is myogenic in nature. |
| Reason (R): | Normal activities of heart are controlled and regulated by specialized cardiac muscles capable of autoexcitability. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |
Subtopic: Regulation of Cardiac Activity |
91%
Level 1: 80%+
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Given below are two statements:
| Assertion (A): | A person with blood group O(-ve) can donate blood to a person with any other blood group |
| Reason (R): | RBCs of blood O(-ve) do not bear any antigens on their surface. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Blood: Blood Group (A,B,O) |
84%
Level 1: 80%+
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Given below are two statements:
| Assertion (A): | In open-type circulatory system, cells and tissues directly bathe in blood. |
| Reason (R): | In open-type circulatory system, blood flows through sinuses and capillaries are absent. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |
Subtopic: Human Heart: Double Circulation |
85%
Level 1: 80%+
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Subtopic: Blood: Blood Group (A,B,O) | Blood: Blood Group |
85%
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