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When is atrial and ventricle at rest together?
At diastole the muscles of the atria and ventricles relax and blood flows into the heart. Therefore the atria and ventricles and at rest together during diastole.
What is ventrical diastole?
Diastole is when the muscles of the atria and ventricles relax and blood flows into the heart.Ventricular diastole is when the muscles of the ventricles relax and blood flows into the heart. N.B It is called ventricular diastole and not ventrical diastole.
What is the period when the atria are depolarizing?
atrial diastole
What phase of the cardiac cycle is longest?
Atria Diastole is the longest (0.7sec)
What are the phases of the cardiac cycle?
Mid-to-late diastole, ventricular systole and early diastole
What are the two main phases of a heartbeat?
There is the contraction of the atria and the contraction of the ventricles. When the atria contract, the AV valves are open, allowing the blood to fall into the ventricles. The AV valves then close, and the ventricles contract, pumping the blood out into the arteries.
During what phase of cardiac cycle are all four chambers in diastole?
Once the ventricles contraction phase is over, the diastole starts. Then all the four chambers are in diastole, till the atria start to contract.
What is complete cardiac diastole?
Complete cardiac diastole is the period of time when the heart relaxes after contraction in preparation for refilling with circulating blood. Both the ventricles and the atria are relaxing.
What is the chamber of the heart called?
the atria
Period of heart contraction?
Contraction of the ventricles and atria is called systole. Relaxation is called diastole.
Is systolic pressure where the ventricls are relaxing?
Relaxation = Diastole Contraction of the atria=Atrial systole Contraction of the ventricles = Ventricular systole
What happens during mid to late diastole?
It decreases.
