The aortic valve opens
A) when ventricular pressure exceeds aortic pressure
B) at the start of ventricular systole
C) just after the isovolumetric relaxation phase
D) just before the isovolumetric contraction phase
E) none of these
Correct Answer:
Verified
Q40: During isovolumetric phases of the cardiac cycle,
A)
Q42: During isovolumetric contraction,
A) Rapid filling of the
Q43: Which of the following decreases ESV?
A) acetylcholine
B)
Q44: Vagal influences on the heart result in
A)
Q44: Atrial flutter is characterized by a _
Q46: An insufficient AV valve
A) fails to open
Q48: The dicrotic notch on the aortic pressure
Q48: The heart
A) is sympathetically innervated via cardiac
Q50: When the heart is sympathetically stimulated,
A) ESV
Q56: What percentage of ventricular filling is normally
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents