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| Q. |
The human heart is enclosed in the – |
| A. | Pericardium |
| B. | Pleura |
| C. | Duramater |
| D. | Conjunctive |
| Answer» A. Pericardium | |
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Explanation: The pericardium is a double- walled sac containing the heart and the roots of the great vessels. It is a tough double layered membrane which covers the heart. The space between the two layers of it is filled with a pericardium fluid which protects the heart from any kind of external jerk or shock. |
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