Q. No.Subtopic: Human Heart: Gross Anatomy |
96%
Level 1: 80%+
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'Bundle of His' is a part of which one of the following organs in humans?
1. Heart
2. Kidney
3. Pancreas
4. Brain
Subtopic: Human Heart: Gross Anatomy |
96%
Level 1: 80%+
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Which part of the nodal tissue in the human heart functions as the normal pacemaker?
| 1. | SA Node | 2. | AV Node |
| 3. | Bundle of Hiss | 4. | Purkinje Fibres |
Subtopic: Human Heart: Gross Anatomy |
94%
Level 1: 80%+
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The nodal tissue of the human heart includes the SA node, which:
| 1. | Acts as the pacemaker of the heart. |
| 2. | Is responsible for the contraction of ventricles. |
| 3. | Regulates the blood flow through the heart. |
| 4. | Is the site where the heartbeat is generated. |
Subtopic: Human Heart: Gross Anatomy |
93%
Level 1: 80%+
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The normal sequence of cardiac excitation in humans is:
| 1. | SA node → Bundle of His → AV node |
| 2. | AV node → SA node → Purkinje fibres |
| 3. | Purkinje fibres → Bundle of His → SA node |
| 4. | SA node → AV node → Bundle of His → Purkinje fibres |
Subtopic: Human Heart: Gross Anatomy | Human Heart: Cardiac Cycle |
94%
Level 1: 80%+
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Consider the given two statements:
Options:
| Assertion (A): | The sino-atrial node (SAN) is also known as the pacemaker of the heart. |
| Reason (R): | The SAN can generate action potentials at the highest frequency and initiate the heartbeat. |
| 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: Gross Anatomy |
94%
Level 1: 80%+
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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 | Rhythmic Excitation of Human Heart: Part 1 |
94%
Level 1: 80%+
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The valve between the right atrium and right ventricle is the
1. mitral valve
2. semilunar valve
3. tricuspid valve
4. pulmonary valve
1. mitral valve
2. semilunar valve
3. tricuspid valve
4. pulmonary valve
Subtopic: Human Heart: Gross Anatomy |
88%
Level 1: 80%+
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Tricuspid Valves are present between
| 1. | left atria and aorta |
| 2. | right atria and right ventricle |
| 3. | left atria and left ventricle |
| 4. | both (1) and (2) |
Subtopic: Human Heart: Gross Anatomy |
91%
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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