Pressure gradients: The valve leaflets shown in the picture are very thin- like cloth. When the heart relaxes and pump, pressure gradients open and close the valves. I suggest you watch this video: http://www.youtube.com/watch?v=rguztY8aqpk
Answered 6/27/2014
4k views
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
11 doctors weighed in across 2 answers
3 doctors weighed in across 2 answers
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question