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15 Cards in this Set

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  • Back
The AV is located between what two structures?
LV & AO
What is the normal AO root diastolic dimension?
2.0 - 3.7 cm
Name the AV cusps
1. Right Coronary Cusp (RCC)
2. Left Coronary Cusp (LCC)
3. Non Coronary Cusp (NCC)
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
Sinus of Valsalva
What is located at the base of the right coronary cusp (RCC)?
Right Coronary Artery (RCA)
What is located at the base of the left coronary cusp (LCC)?
Left Coronary Artery
What is located at the base of the non coronary cusp (NCC)?
Nothing
In the center of the free edge of each AV cusp is a small nodule that ensures complete coaptation. What are these nodules called?
Nodules of Arantius
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?
Lambl's Excrescences
Yes, normal
What is the normal aortic cusp separation (ACS, in m-mode)?
1.5 - 2.6 cm
What is the normal AV orifice?
2.5 - 4.5 cm(2)
What is the normal AV velocity?
1.0 - 1.7 m/sec
What is the normal AO systolic pressure?
100 - 140 mmHg
What is the normal AO diastolic pressure?
60 - 90 mmHg
What are the four parts of the Aorta?
1. Ascending Aorta
2. Aortic Arch
3. Descending Aorta
4. Abdominal Aorta