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The indentation at the top of the manubrium is called the jugular notch.
It is called the suprasternal notch. And it is mine.
left lung has a cardiac notch.
notch
If you see the cardiac cycle and you see the dichrotic notch, and there is a slight elevation of the aortic pressure after this notch, that's because of the pressure exerted by the elastic recoil of the aorta. Just imagine a bigger hill, followed by a smaller hill and the indentation between these two hills is the dichrotic notch and the hill after this notch is the graphic representation of the elastic recoil of the aorta. Hope this helps.
A deep notch in the alimentary canal at the junction of the esophagus and the stomach.
so that we can differentiate the right lung and left lung. the lung with the cardiac notch is the left lung as the heart is on the left side of the body.
An indentation cut into a sea cliff at water level by wave action.
to accommodate the heart
aortic valve closure
Only the left lung has these features.
LEFT