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Questions and Answers
What structures support the leaflets of the aortic valve?
What structures support the leaflets of the aortic valve?
- Two rings within the root
- Aortic sinuses of Valsalva, inter-leaflet triangles (correct)
- Annulus, chordae tendineae, papillary muscles
- Fibroelastic tissue, muscular portion
Where is the semilunar attachment of the aortic valve leaflets limited?
Where is the semilunar attachment of the aortic valve leaflets limited?
- At the leaflet tips
- Distally by Sinotubular Junction (correct)
- Proximal border
- In the middle of the valve
How are the aortic sinuses and leaflets named?
How are the aortic sinuses and leaflets named?
- According to their size
- Right, left, and non-coronary based on origins of coronary arteries (correct)
- Numerical order
- Based on their position in the heart
Which areas are incorporated into the semilunar attachments of the aortic valve leaflets?
Which areas are incorporated into the semilunar attachments of the aortic valve leaflets?
Which part of the heart does the second triangle face in the left ventricular outflow tract?
Which part of the heart does the second triangle face in the left ventricular outflow tract?
Which part of the heart does the first triangle have a base continuous with?
Which part of the heart does the first triangle have a base continuous with?
What comprises two-thirds of the widest circumference of the aortic root?
What comprises two-thirds of the widest circumference of the aortic root?
What is found at the base of the second triangle in the left ventricular outflow tract?
What is found at the base of the second triangle in the left ventricular outflow tract?
What primarily supports two of the three aortic valve leaflets?
What primarily supports two of the three aortic valve leaflets?
How many rings are found within the aortic root, and what do they support?
How many rings are found within the aortic root, and what do they support?
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