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Question
Dub sound of heart is caused by ______.
Options
Closure of atrio-ventricular valves
Opening of semi-lunar valves
Closure of semi-lunar values
Opening of atrio-ventricular valves.
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Solution
Dub sound of heart is caused by Closure of semi-lunar values.
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Write short note on the following:
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Match List - I with List - II.
| List - I | List - II |
| A. Emphysema | I. Rapid spasms in muscle due to low Ca++ in body fluid |
| B. Angina Pectoris | II. Damaged alveolar walls and decreased respiratory surface |
| C. Glomerulonephritis | III. Acute chest pain when not enough oxygen is reaching to heart muscle |
| D. Tetany | IV. Inflammation of glomeruli of kidney |
Choose the correct answer from the options given below:
