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systole    
n. 心臟收縮

心臟收縮

systole
n 1: the contraction of the chambers of the heart (especially
the ventricles) to drive blood into the aorta and pulmonary
artery

Systole \Sys"to*le\, n. [NL., fr. Gr. ?, fr. ? to contract; sy`n
with ? to set, place.]
1. (Gram.) The shortening of the long syllable.
[1913 Webster]

2. (Physiol. & Biol.) The contraction of the heart and
arteries by which the blood is forced onward and the
circulation kept up; also, the contraction of a
rhythmically pulsating contractile vacuole; -- correlative
to {diastole}. -- {Sys*tol"ic}, a.
[Webster 1913 Suppl.]

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英文字典中文字典相關資料:
  • Systole - Wikipedia
    Systole ( ˈ s ɪ s t əl i 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
  • Diastole vs. systole: Differences and more - Medical News Today
    Diastole and systole are two phases of the cardiac cycle They occur as the heart beats, pumping blood through a system of blood vessels that carry blood to every part of the body
  • Diastole vs. Systole: Guide to Blood Pressure - Healthline
    Systole refers to the period when your heart contracts and pushes blood out to the rest of your body Diastole is when the heart relaxes and refills with blood
  • Systole | Definition, Cycle, Facts | Britannica
    Systole, period of contraction of the ventricles of the heart that occurs between the first and second heart sounds of the cardiac cycle (the sequence of events in a single heart beat) Systole causes the ejection of blood into the aorta and pulmonary trunk
  • Systolic vs. Diastolic Blood Pressure - Verywell Health
    Systolic blood pressure is considered normal when the reading is below 120 mmHg (millimeters of mercury) while a person is sitting quietly at rest Systolic pressure below 90 mmHg is considered low and may require intervention and management from your healthcare provider
  • Understanding Diastolic and Systolic Blood Pressure - WebMD
    What Do Systolic and Diastolic Blood Pressure Numbers Mean? When you check your blood pressure, you get two numbers The first, or top, number, is called systolic blood pressure The second, or
  • Cardiac cycle phases: Definition, systole and diastole - Kenhub
    Overview and definition of the cardiac cycle, including phases of systole and diastole, and Wiggers diagram Click now to learn more at Kenhub!
  • Which Is More Important: Systolic or Diastolic Blood Pressure?
    When it comes to measuring high blood pressure (hypertension), many wonder whether the number on top (systolic) is more important than the number on the bottom (diastolic) Typically, systolic blood pressure is given more attention as a risk factor for heart disease
  • What Do Systolic and Diastolic Mean? - eMedicineHealth
    The systolic blood pressure (the number on top) is the pressure produced when the heart contracts and pushes out blood The diastolic blood pressure (the number on the bottom) is the pressure when the heart relaxes and fills with blood between heartbeats
  • Systolic Vs Diastolic: What Is the Difference
    Systole: This is the phase when the heart muscle contracts The heart pumps blood out into the arteries, causing the pressure in the arteries to rise This is when blood pressure reaches its highest point Diastole: This phase occurs when the heart muscle relaxes after contraction





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