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Earn 100
Given below are two statements:
Statement I: The coagulam is formed of network of threads called thrombins.
Statement II: Spleen is the graveyard of erythrocytes.
In the light of the above statements, choose the most appropriate answer from the options given below:
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Important Questions on Body Fluids and Circulation
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Which one of the following statements is correct?
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Which enzyme is responsible for the conversion of inactive fibrinogens to fibrins?
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Which of the following is associated with decrease in cardiac output?
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Match the following columns and select the correct option.
| Column-I | Column-II | ||
| (a) | Eosinophils | (i) | Immune response |
| (b) | Basophils | (ii) | Phagocytosis |
| (c) | Neutrophils | (iii) | Release histaminase, destructive enzymes |
| (d) | Lymphocytes | (iv) | Release granules containing histamine |
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What would be the heart rate of a person if the cardiac output is 5 L, blood volume in the ventricles at the end of diastole is 100 mL and at the end of ventricular systole is 50 mL?
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Match the Column - I with Column - II:
| Column – I | Column II | ||
|---|---|---|---|
| P – wave | Depolarisation of ventricles | ||
| QRS complex | Repolarisation of ventricles | ||
| T – wave | Coronary ischemia | ||
| Reduction in the size of T - wave | Depolarisation of atria | ||
| Repolarisation of atria |
Select the correct option
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The genotypes of a Husband and Wife are and .
Among the blood types of their children, how many different genotypes and phenotypes are possible?
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How do parasympathetic neural signals affect the working of the heart?
