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The terms systole and diastole refer respectively to the?
Systole refers to the phase of the heartbeat when the heart muscle contracts and blood is pushed out of the heart chambers. Diastole refers to the phase when the heart muscle relaxes and the heart chambers fill with blood.
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.
What happens during the T wave of the cardiac cycle?
During the T wave of the cardiac cycle, the ventricles of the heart repolarize, meaning they reset their electrical charge in preparation for the next heartbeat. This phase represents the relaxation and recovery of the heart muscle after contraction.
What is the period of time called between the beginning of one heartbeat and the start of the next?
The period of time between the beginning of one heartbeat and the start of the next is known as the cardiac cycle. It consists of two phases: systole (contraction of the heart muscles) and diastole (relaxation of the heart muscles).
What is the function of the heartbeat?
The heartbeat is the contraction and relaxation of the heart muscle that pumps blood throughout the body, delivering oxygen and nutrients to cells and removing waste products. It ensures proper circulation to support the body's physiological functions.
What are the phases of the human heartbeat called this is a medical question?
The human heartbeat has two phases. The systolic phase corresponds with contraction, and the diastolic phase with relaxation.
What is the alternating relaxation and contraction of the heart called?
Diastole is the relaxation phase. Systole is the contraction phase. If you put these phases together you have the Cardiac Cycle...
What is the term that defines the relaxation phase of the heartbeat?
diastole
What are two names of the two phases of the heartbeat?
The two phases of the heartbeat are systole (contraction phase) and diastole (relaxation phase).
Is the contraction phase of the heartbeat?
It is called Systole.
What is the contractive phase of heartbeat?
systole
Which phase of the heartbeat does the heart fill with blood?
during diastolic phase the chambers of heart get filled with blood systolic phase and diastolic phase are the phases oh heartbeat and diastolic phase is also known as resting phase.
The terms systole and diastole refer respectively to the?
Systole refers to the phase of the heartbeat when the heart muscle contracts and blood is pushed out of the heart chambers. Diastole refers to the phase when the heart muscle relaxes and the heart chambers fill with blood.
When preforming CPR what is known as the relaxation phase of the heart?
The relaxation phase of the heart is when there is no compression pressure on the heart.
Define the two phases of the heartbeat?
Diastole (relaxation) Systole (contraction)
Which phase of a muscle twitch is eliminated in complete tetanus?
relaxation phase
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.
