What are the two phases mentioned as vital in the cardiac cycle?

The Cardiac Cycle Unveiled Through Rhythm and Phases

Interactive Video
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Biology, Science, Other
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9th - 10th Grade
•
Hard

Patricia Brown
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atrial and Ventricular
Contraction and Relaxation
Systole and Diastole
Depolarization and Repolarization
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During atrial systole, what wave is associated with the atrial contraction?
U wave
P wave
T wave
QRS complex
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the atria during atrial systole?
They relax
They repolarize
They contract
They depolarize
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the QRS complex associated with in the cardiac cycle?
Ventricular relaxation
Atrial contraction
Ventricular depolarization
Atrial relaxation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What phase follows the QRS complex in the cardiac cycle?
Isovolumetric relaxation
Isovolumetric contraction
Ventricular relaxation
Atrial systole
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What occurs during the T wave in the cardiac cycle?
Atrial repolarization
Ventricular repolarization
Atrial depolarization
Ventricular depolarization
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for the phase when ventricles are relaxing and pressure decreases?
Ventricular systole
Isovolumetric relaxation
Isovolumetric contraction
Atrial systole
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