ejection


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e·jec·tion

(ē-jek'shŭn),
1. The act of driving or throwing out by physical force from within.
2. That which is ejected. Synonym(s): ejecta
[L. ejectio, from ejicio, to cast out]

ejection

/ejec·tion/ (e-jek´shun)
1. the act of casting out or the state of being cast out, as of excretions, secretions, or other bodily fluids.
2. something cast out.
3. the discharge of blood from the heart; see under period.

ejection

[ijek′shən]
Etymology: L, ejicere, to cast out
forceful expulsion, as of blood from a ventricle of the heart.

ejection

Cardiology See Ejection fraction, Ejection murmur Emergency medicine The throwing of a person from a vehicle.

e·jec·tion

(ē-jek'shŭn)
1. The act of driving or throwing out by physical force from within.
2. That which is ejected.
Synonym(s): ejecta.
[L. ejectio, from ejicio, to cast out]

e·jec·tion

(ē-jek'shŭn)
1. Driving or throwing out by physical force from within.
2. That which is ejected.
[L. ejectio, from ejicio, to cast out]

ejection

forcible expulsion through a narrow orifice.

ejection fraction
of the cardiac stroke volume equals the ratio of the stroke volume to the end-diastolic volume.
milk ejection
see letdown.
ventricular ejection time
that part of the cardiac ventricular contraction time when blood is actually discharged through the semilunar valves.
References in periodicals archive ?
Shrinkage and ejection forces were analyzed considering mold temperatures of 30[degrees]C, 50[degrees]C, and 75[degrees]C.
The restriction was imposed in 2015 due to concerns about the risk during ejections in a portion of the flight envelope.
ECHO was done to evaluate any valular abnormality and to determine ejection fraction by eye balling method.
I gave him my vote of confidence, but asked him to work on the ejection handle without putting any part of his body over the seat if possible.
Coronal mass ejections release huge quantities of matter and electromagnetic radiation into space above the sun's surface, either near the corona (sometimes called a solar prominence), or farther into the planet system, or beyond (interplanetary CME).
Colleagues at Tulane University selected 13 randomized, controlled trials involving CoQ10 supplementation that reported ejection fraction or New York Heart Association (NYHA) functional classification of congestive heart failure patients (which classifies the extent of the disease on a scale of I-IV).
Magnetic loops in the solar corona, solar flares and coronal mass ejections are among the phenomena that scientists still cannot fully explain.
The Ministry of Defence said yesterday it has no remaining concerns following the review of the ejection seat system on the Hawk T1 aircraft.
Experts say equipping F-5 fighter jets with the latest ejection seats, which catapult pilots out of the aircraft in emergencies, could save lives.