MEDICAL
HEART AND PERICARDIUM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Atrium
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Ventricle
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Apex
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Interatrial septum
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Detailed explanation-1: -The apex (the most inferior, anterior, and lateral part as the heart lies in situ) is located on the midclavicular line, in the fifth intercostal space. It is formed by the left ventricle.
Detailed explanation-2: -The heart sits atop the diaphragm and its apex is close to the anterior surface of the thoracic cavity. With every beat, the heart twists forward and the apex taps against the chest wall, producing the apex beat. This can be felt in the fifth left intercostal space.
Detailed explanation-3: -The area of the heart that is located at the third intercostal (IC) space to the left of the sternum is which of the following? Explanation: Erb’s point is located at the third IC space to the left of the sternum. The aortic area is located at the second IC space to the right of the sternum.