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When taking blood pressure there are two readings, eg 120/70. The first reading (120) is the systolic blood pressure and the second reading (70) is the diastolic blood pressure. The systolic blood pressure is always higher than the diastolic.

The systolic reading is when the heart muscle is contracting, pushing blood through the arteries, therefore creating more pressure (hence the higher number) in the arteries.

The diastolic reading is when the heart is relaxed and refilling with blood, ready for the next beat, therefore exerting less pressure on the arteries (hence the lower number)

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13y ago
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6y ago

The digital sphygmomanometer uses a piezoelectric sensor in order to detect pressure variations in the form of sound. The electronic components calculate the systolic and diastolic pressures from the mean pressure using empirical statistical oscillometric parameters.

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15y ago

Simply put, as I have been understanding off the net: when you breathe inward pressure on your heart is measured, when you breathe out again your heart is measured. When they average out the readings of blood pressure which is derived from taking the top number and subtratcing the bottom number, that's your blood pressure number, right there, and if there is concern, most doctors know, run tests two times a day for several weeks. There are norms for age and existing health concerns. Your blood pressure numbers change all day long

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14y ago

Systolic. Systolic: is the force at which blood through the arteries as the heart contracts. Diastolic: is the force that blood flows through the vessels as the heart relaxes (the time between each contraction). Because the arteries are under more pressure, systolic will be the higher number, for example 120over80. Hope this helped:-)

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13y ago

pressure of blood inside the artery during contraction(ventricular systole) is called systolic pressure and the pressure inside the artery during relaxation(ventricular diastole) is called diastolic pressure.

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13y ago

Systolic BP is a measure of blood pressure while the heart is pumping; diastolic BP is a measure of blood pressure while the heart is not pumping. BP is the pressure of the blood on the walls of the blood vessels.

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12y ago

The answer is no in any ordinary case the heart pumps blood by contracting and then returning to a relaxed state. When contracting this gives you the diastolic reading and systolic while relaxed. The only case that both can be the same is with use of a cardiac bypass machine such as an artificial heart. These machines constantly move blood at a constant pace and pressure which would read systolic and diastolic the same. <---- 7 years as an Emergency Medical Technitian in Maryland

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14y ago

The systolic pressure is the blood pressure in the arteries during contraction of the ventricles.

Diastolic pressure is the blood pressure that remains between heart contractions. :)

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13y ago

The pressure that is created when the heart is in systole (contraction)

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Q: What the definition of systolic and dystolic?
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Related questions

What is the 3 heart rate names?

It is Systolic,Pulse,and dystolic.


What is dystolic and cystolic?

Diastolic is associated with blood pressure. It's the measurement of pressure in the artery when your heart is at rest. Dystolic is a common misspelling.


What is the term for your blood pressure and your heart at work?

When you are getting the doctor to take your blood pressure the readings are called: dystolic/systolic 120/80


On a heart catherization report are the numbers that are listed under hemodynamic findings as fractions the systolic and dystolic pressure readings in mmhg example PA 84 over 7?

NO. Systolic and diastolic represents pressure against the arterial walls. 120/80


What does a blood pressure reading 76 being systolic 50 being dystolic and 48 being the beats per minute?

It means see your doctor! Under 60 BPM is really low for a pulse, and your blood pressure is really low as well. Systolic shouldn't be under 100, diastolic is normally 80.


What is the average blood preasure?

120/80 is average but systolic and dystolic the two numbers can be plus or minus ten and still be normal.


What are the two readings that are taken to find out blood pressure?

The two reading notes on a blood pressure reading is systolic and diastolic. Systolic reads the pressure in the arteries when the heart muscle beats or contracts. Diastolic reads the pressure in the arteries between beats or contractions.


Is the lub systolic or diastolic?

it is systolic I remember it by Lub-Dub like clapping your hands.


What is the standard unit for measuring blood preassure?

The blood-pressure numbers are in units of mm-Hg. That's the pressure at the bottom of a column of mercury that's that many millimeters tall. For a comparison, a typical healthy systolic pressure may be 120. On exactly the same scale and in the same units, the Earth's atmospheric pressure at sea level is 760 . If your blood pressure were 760, it wouldn't be for long, because you would most likely explode.


What is a systolic period?

you mean systolic pressure


Which comes first diastolic or systolic dysfunction?

systolic


Which of the 2 readings for bp is the systolic?

Top number is the systolic. For example 120/80 120 would be your systolic number.