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15 Cards in this Set
- Front
- Back
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The AV is located between what two structures?
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LV & AO
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What is the normal AO root diastolic dimension?
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2.0 - 3.7 cm
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Name the AV cusps
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1. Right Coronary Cusp (RCC)
2. Left Coronary Cusp (LCC) 3. Non Coronary Cusp (NCC) |
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Each of the AO cusps are associated with one of these, which are pocket-like structures located within the AO root just superior to the AV
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Sinus of Valsalva
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What is located at the base of the right coronary cusp (RCC)?
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Right Coronary Artery (RCA)
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What is located at the base of the left coronary cusp (LCC)?
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Left Coronary Artery
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What is located at the base of the non coronary cusp (NCC)?
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Nothing
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In the center of the free edge of each AV cusp is a small nodule that ensures complete coaptation. What are these nodules called?
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Nodules of Arantius
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Occasionally, very fine hair-like projections may be seen on the ventricular side of the AV cusps. What are these called? Are they normal findings?
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Lambl's Excrescences
Yes, normal |
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What is the normal aortic cusp separation (ACS, in m-mode)?
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1.5 - 2.6 cm
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What is the normal AV orifice?
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2.5 - 4.5 cm(2)
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What is the normal AV velocity?
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1.0 - 1.7 m/sec
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What is the normal AO systolic pressure?
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100 - 140 mmHg
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What is the normal AO diastolic pressure?
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60 - 90 mmHg
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What are the four parts of the Aorta?
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1. Ascending Aorta
2. Aortic Arch 3. Descending Aorta 4. Abdominal Aorta |
