The diagram gives information about blood pressure in the left side of the heart during the cardiac cycle.
Valves open and close at the points numbered.
Which row identifies the valves opening or closing at the points numbered?

1 )
A
2 )
B
3 )
C
D
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!