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Q. No.The most abundant and the least abundant of the total WBCs, respectively are:
1.
Neutrophils and Monocytes
2.
Eosinophils and Basophils
3.
Neutrophils and Basophils
4.
Monocytes and Eosinophils
Subtopic: Blood: White Blood Cells |
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Level 1: 80%+
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Which of the following statements are correct?
Choose the correct answer from the options given below:
| A: | Basophils are most abundant cells of the total WBCs. |
| B: | Basophils secrete histamine, serotonin and heparin. |
| C: | Basophils are involved in inflammatory response. |
| D: | Basophils have kidney shaped nucleus. |
| E: | Basophils are agranulocytes. |
| 1. | A and B only | 2. | D and E only |
| 3. | C and E only | 4. | B and C only |
Subtopic: Blood: White Blood Cells | Blood: General Description & RBC |
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Level 1: 80%+
NEET - 2023
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Match List - I with List - II
Choose the correct answer from the options given below:
| List-I (ECG) | List-II (Electrical activity of heart) | ||
| (A) | P-wave | (I) | Depolarisation of ventricles |
| (B) | QRS complex | (II) | End of systole |
| (C) | T wave | (III) | Depolarisation of atria |
| (D) | End of T wave | (IV) | Repolarisation of ventricles |
Choose the correct answer from the options given below:
| Options: | (A) | (B) | (C) | (D) |
| 1. | IV | I | III | II |
| 2. | I | IV | III | II |
| 3. | IV | III | I | II |
| 4. | III | I | IV | II |
Subtopic: ECG & Coronary Artery Disease |
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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 |
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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) |
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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 |
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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 |
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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 |
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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 |
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Match each item in Column-I with one in Column-II and select the correct match from the codes given:
Codes:
| Column-I | Column-II | ||
| A. | Heart failure | P. | Sudden stoppage of heart beating |
| B. | Heart attack | Q. | Heart muscle is damaged by inadequate blood supply |
| C. | Cardiac arrest | R. | Electrical signals in heart are blocked |
| S. | Heart can't pump enough oxygen-rich blood to meet body's needs |
| A | B | C | |
| 1. | R | Q | P |
| 2. | R | P | S |
| 3. | S | Q | P |
| 4. | S | Q | R |
Subtopic: DISORDERS OF CIRCULATORY SYSTEM |
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