Q. No.The functions of the lymphatic system do not include:
1.
The removal of interstitial fluid from tissues
2.
Transport of factors needed for coagulation of blood
3.
transport of nutrients and hormones
4.
Absorption and transport of end products of fat digestion
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RBCs are the most common cells in human body and have a shape of a biconcave disc that:
1. decreases the distance between the cell membrane and hemoglobin molecules, facilitating oxygen uptake
2. allows the cells to hold more hemoglobin for a given volume
3. allows them to squeeze through the tight spaces in the spleen
4. keeps them from leaking out through the walls of capillaries
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If you compare with the normal ECG tracing given in your NCERT, the following ECG shows an abnormal:
| 1. P wave 2. R wave 3. S wave 4. T wave |
 |
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Consider the diagram of the human heart with various parts labeled as numbers. All statements given will be correct except:
| 1. | Simultaneous closure of 3 and 6 produces first heart sound |
| 2. | Simultaneous closure of 2 and 8 produces second heart sound |
| 3. | 5 pumps more blood than 4 as it has thicker musculature |
| 4. | Both 1 and 7 receive venous blood |
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The second most common formed elements in the human blood are:
| 1. | Proteins | 2. | Water |
| 3. | RBC | 4. | Thrombocytes |
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Match each item in Column I with one in Column II and select the correct answer from the codes given:
| COLUMN I | COLUMN II | ||
| A. | Closure of AV valves | a. | Second heart sound |
| B. | Closure of semilunar valves | b. | First heart sound |
| C. | Opening of AV valves | c. | Ventricular ejection |
| D. | Opening of semilunar valves | d. | Passive ventricular filling |
Codes
| A | B | C | D | |
| 1. | a | b | c | d |
| 2. | b | a | c | d |
| 3. | b | a | d | c |
| 4. | a | b | d | c |
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The nodal musculature of the heart has the capability to generate impulse:
| 1. | on stimulation by the sympathetic division of the autonomic nervous system |
| 2. | on stimulation by the parasympathetic division of the autonomic nervous system |
| 3. | on stimulation by the somatic neural division of the peripheral nervous system |
| 4. | without any external stimulus |
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Exchange of nutrients and gases between the blood and the cells always occurs:
1. by active transport
2. with the help of transport carrier proteins
3. at the arterial end of the capillary network
4. through the interstitial fluid
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Formed elements and clotting factors are removed from the blood. The remaining fluid will be called as:
| 1. | Plasma | 2. | Lymph |
| 3. | Serum | 4. | Antiserum |
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An Rh +ve female is pregnant with an Rh –ve fetus for the second time. The consequences can be:
1. The fetus can have severe anemia or jaundice
2. The mother can have delayed reactions and may develop jaundice
3. There will be no consequences
4. The fetus will have growth and mental retardation
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