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What occurs during the time between the first heart sound and the second sound a. systole d. a heart mur mur b. diastole e. the p wave of the ecg c. ventricular filling?
Wiki User
∙ 12y ago
I have no idea:P
Wiki User
∙ 12y ago
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How is pulse related to systole and diastole?
Systole is when a chamber of the heart (i.e. atrial vs. ventricular systole) is contracting. Diastole is when a chamber of the heart is relaxing. Without qualifying which chamber it is usually assumed to mean the left ventricle.Systole refers to when the heart is contracted and diastole refers to when the heart is relaxed.
What do systole and dystole represent?
Systole - The time period when the heart is contracting. The period specifically during which the left ventricle of the heart contracts. Diastole - Referring to the time when the heart is in a period of relaxation and dilation.
Do coronary arteries get their blood supply during systole or diastole?
Diastole. The origin of the coronary arteries are blocked by the semi-lunar leaflets of the aortic valve during systole.
What is systole and diastole?
Systole and diastole describe the phase/state the heart is in during a heartbeat. Systole refers to the heart when contracted, and blood is pumped into the arteries. Diastole refers to the heart when it is relaxed and blood enters the upper chambers.
During which portion of the cardiac cycle is it possible to induce extra systole?
Extrasystole is an extra ventricular systole that happens during the begging of relaxation (repolarization). Since the cardiac is able to depolarize only after repolarization, any stimulus upon the repolarization period created an increased ventricular contraction or which is also called extrasystole but not a new contraction.
The contraction of the ventricles is referred to as systole and the period of ventricular relaxation is called?
I believe that is called diastole, in contrast to systole, the contraction of the heart muscles.
Is ventricular systole responsible for nerve impulse?
no ventricular diastole is responsible for nerve impulse
What are the phases of the cardiac cycle?
Mid-to-late diastole, ventricular systole and early diastole
Which two valves are open during ventricular systole and closed during ventricular diastole?
The semi-lunar valves
Is systolic pressure where the ventricls are relaxing?
Relaxation = Diastole Contraction of the atria=Atrial systole Contraction of the ventricles = Ventricular systole
What is your heart doing when it is in systole?
Diastole is when a given chamber of the heart is relaxing. There is atrial diastole and ventricular diastole. Most of the time when talking about diastole we are referring to the ventricular because that is when we measure the diastolic (low) pressure in your systemic arteries, usually the brachial artery.
How is pulse related to systole and diastole?
Systole is when a chamber of the heart (i.e. atrial vs. ventricular systole) is contracting. Diastole is when a chamber of the heart is relaxing. Without qualifying which chamber it is usually assumed to mean the left ventricle.Systole refers to when the heart is contracted and diastole refers to when the heart is relaxed.
What is the phase of ventricular contraction called?
It is called systole. This is when the ventricles contract and eject blood into the lungs (from the right ventricle) or into the systemic circulation (from left ventricle).
During atrial systole 70 percent of ventricular filling occurs?
No. Most (~70%) of ventricular filling occurs passively, without atrial contraction.
What do systole and dystole represent?
Systole - The time period when the heart is contracting. The period specifically during which the left ventricle of the heart contracts. Diastole - Referring to the time when the heart is in a period of relaxation and dilation.
Why do the coronary arteries carry a greater blood flow during ventricular diastole than they do during ventricular systole?
Because not all of the blood that is in the heart, which was brought in during diastole, is ejected during systole. There is some back flow of blood, which can't make it over the aortic arch because of lack of pressure, into the heart.
What occurs when ventricular diastole takes place?
Ventricle diastole is the period during which the ventricles are relaxing. During ventricular diastole, the pressure in the (left and right) ventricles drops from the peak that it reaches in systole. When the pressure in the left ventricle drops to below the pressure in the left atrium, the mitral(bicuspid) valve opens, causing accumulated blood from the atrium to flow into the ventricles.
