Systole

Systole (/ˈsɪstəli/ SIST-ə-lee) is the part of the cardiac cycle during which some chambers of the heart contract after refilling with blood.[1] Its contrasting phase is diastole, the relaxed phase of the cardiac cycle when the chambers of the heart are refilling with blood.

  1. ^ Simmers, Louise (2004). Introduction to Health Science Technology. Australia: Thomson/Delmar Learning. p. 169. ISBN 9781401811280.
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