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Q. No.The WBC count of a person's blood sample is 8000/cu.mm. How many eosinophils and lymphocytes would be in the same blood sample approximately?
| 1. | 160 – 240/cu.mm and 1600 – 2000/cu.mm, respectively |
| 2. | 100 – 120/cu.mm and 160 – 200/cu.mm, respectively |
| 3. | 300 – 500/cu.mm and 500 – 700/cu.mm, respectively |
| 4. | 300 – 500/cu.mm and 1200 – 1500/cu.mm, respectively |
Subtopic: Blood: White Blood Cells |
74%
Level 2: 60%+
NEET - 2026
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Select the incorrect statements with reference to Rh grouping.
Choose the answer from the options given below:
| A. | Erythroblastosis foetalis is a condition observed having foetus with \(Rh^{-ve}\) blood and mother with \(Rh^{-ve}\) blood. |
| B. | Rh antigen is observed on RBCs in the majority of human beings. |
| C. | Before blood transfusion, Rh group should also be matched. |
| D. | Rh incompatibility is observed when a pregnant mother is \(Rh^{-ve}\) and the foetus is \(Rh^{-ve}\) |
| E. | Erythroblastosis foetalis can be avoided by administering anti-Rh antibodies to the mother immediately after the delivery of the second child. |
| 1. | A and E only | 2. | A and B only |
| 3. | B and C only | 4. | C and D only |
Subtopic: Blood: Blood Group (A,B,O) |
64%
Level 2: 60%+
NEET - 2026
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Cardiac activities of the heart are regulated by :
Choose the correct answer from the options given below:
| A. | Nodal tissue |
| B. | A special neural centre in the medulla oblongata |
| C. | Adrenal medullary hormones |
| D. | Adrenal cortical hormones |
| 1. | A, C and D only |
| 2. | A, B and D only |
| 3. | A, B and C only |
| 4. | A, B C and D |
Subtopic: Regulation of Cardiac Activity |
62%
Level 2: 60%+
NEET - 2025
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Following are the stages of pathway for conduction of an action potential through the heart:
Choose the correct sequence of pathway from the options given below:
| A. | AV bundle | B. | Purkinje fibres |
| C. | AV node | D. | Bundle branches |
| E. | SA node | ||
| 1. | A-E-C-B-D | 2. | B-D-E-C-A |
| 3. | E-A-D-B-C | 4. | E-C-A-D-B |
Subtopic: Human Heart: Cardiac Cycle |
83%
Level 1: 80%+
NEET - 2024
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Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I | List-II | ||
| A. | P wave | I. | Heart muscles are electrically silent |
| B. | QRS complex | II. | Depolarization of ventricles. |
| C. | T wave | III. | Depolarization of atria. |
| D. | T-P gap | IV. | Repolarization of ventricles. |
| 1. | A-III, B-II, C-IV, D-I |
| 2. | A-II, B-III, C-I, D-IV |
| 3. | A-IV, B-II, C-I, D-III |
| 4. | A-I, B-III, C-IV, D-II |
Subtopic: ECG & Coronary Artery Disease | Circulatory Pathways |
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Level 1: 80%+
NEET - 2024
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In standard ECG diagram, the P-wave represents:
1. Depolarisation of the atria
2. Repolarisation of the ventricle
3. Depolarisation of the ventricle
4. End of systole
1. Depolarisation of the atria
2. Repolarisation of the ventricle
3. Depolarisation of the ventricle
4. End of systole
Subtopic: ECG & Coronary Artery Disease |
94%
Level 1: 80%+
NEET - 2024
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Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I | List-II | ||
| A. | Tricuspid valves | I. | Guards the opening between right atrium and right ventricle |
| B. | Sino-atrial node | II. | Guards the opening between the left atrium and the left ventricle |
| C. | Mitral valves | III. | Guards the opening of right and left ventricles into pulmonary artery and aorta, respectively |
| D. | Semilunar valves | IV. | Cardiac musculature in the right upper corner of right atrium |
| 1. | A-III, B-IV, C-II, D-I | 2. | A-II, B-I, C-IV, D-III |
| 3. | A-III, B-IV, C-I, D-II | 4. | A-I, B-IV, C-II, D-III |
Subtopic: Human Heart: Gross Anatomy | Human Heart: Cardiac Cycle | Circulatory Pathways |
83%
Level 1: 80%+
NEET - 2024
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A person with blood group A Rh- can receive the blood transfusion from which of the following types?
Choose the correct answer from the options given below:
| A. | B Rh- | B. | AB Rh- |
| C. | O Rh- | D. | A Rh- |
| E. | A Rh+ | ||
| 1. | D and E only | 2. | D only |
| 3. | A and B only | 4. | C and D only |
Subtopic: Blood: Blood Group (A,B,O) |
83%
Level 1: 80%+
NEET - 2024
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'Lub' sound of heart is caused by the ___________.
1. closure of the semilunar valves
2. opening of tricuspid and bicuspid valves
3. opening of the semilunar valves
4. closure of the tricuspid and bicuspid valves
1. closure of the semilunar valves
2. opening of tricuspid and bicuspid valves
3. opening of the semilunar valves
4. closure of the tricuspid and bicuspid valves
Subtopic: Human Heart: Cardiac Cycle |
75%
Level 2: 60%+
NEET - 2024
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Match List-I with List-II
Choose the correct answer from the options given below:
| List-I | List-II | ||
| A. | P-wave | I. | Beginning of systole |
| B. | Q-wave | II. | Repolarisation of ventricles |
| C. | QRS complex | III. | Depolarisation of atria |
| D. | T-wave | IV. | Depolarisation of ventricles |
Choose the correct answer from the options given below:
| Options: | A | B | C | D |
| 1. | I | II | III | IV |
| 2. | III | I | IV | II |
| 3. | IV | III | II | I |
| 4. | II | IV | I | II |
Subtopic: ECG & Coronary Artery Disease |
89%
Level 1: 80%+
NEET - 2023
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