| EF study | Ejection-Fraction study |
|---|---|
| AES | acetone-extracted serum; American Electroencephalographic Society; American Encephalographic Society... |
| DE | deprived eye; diagnostic error; dialysis encephalopathy; digestive energy; dose equivalent; dream el... |
| e | base of natural logarithms, approximately 2.7182818285; egg transfer; ejection; electric charge; ele... |
| EC | effective concentration; ejection click; electrochemical; electron capture; embryonal carcinoma; eme... |
| PEP/LVET | pre ejection period to left ventricular ejection time |
|---|---|
| PEP/LVET | pre-ejection period to the left ventricular ejection time |
| PEP | 1/pre-ejection period |
| EF | Ejection Fraction |
| ETI | Ejection time index |
| ejection | 1. The act of ejecting or casting out; discharge; expulsion; evacuation. "Vast ejection of ashes." . "The ejection of a word." 2. <physiology> The act or process of discharging anything from the body, particularly the excretions. 3. The state of being ejected or cast out; dispossession; banishment. Origin: L. Ejectio: cf. F. Ejection. Source: Websters Dictionary (01 Mar 1998) |
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| ejection fraction | <cardiology> A measure of ventricular contractility, equal to normally 65 |
| ejection murmur | A diamond-shaped systolic murmur produced by the ejection of blood into the aorta or pulmonary artery and ending by the time of the second heart sound component produced, respectively, by closing of the aortic or pulmonic valve. (05 Mar 2000) |
| ejection period | The period in the cardiac cycle when the semilunar valves are open and blood is being ejected from the ventricles into the arterial system. Synonym: ejection period. (05 Mar 2000) |
| ejection sounds | Click-like sounds during ejection from a hypertensive aorta or pulmonary artery or associated with stenosis (particularly congenital) of the aortic or pulmonic valve. (05 Mar 2000) |
| milk ejection | Reflex in which tactile stimulation of nipples causes release of oxytocin which causes myoepithelial cells surrounding mammary alveoli to contract and expel the milk. Applies to humans and animals. (12 Dec 1998) |
|---|---|
| milk-ejection reflex | Release of milk from the breast following tactile stimulation of the nipple; the afferent path is postulated to exist from the nipple to the hypothalamus; the efferent limb is represented by the neurohypophysial release of oxytocin into the systemic circulation; contraction of myoepithelial elements within the breast, caused by oxytocin, moves milk into the collecting ducts and toward the nipple. Synonym: let-down reflex, milk let-down reflex. (05 Mar 2000) |
| left ventricular ejection time | The time measured clinically from onset to incisural notch of the carotid or other pulse; properly the time of ejection of blood from the left ventricle beginning with aortic valve opening and ending with aortic valve closure. (05 Mar 2000) |
| ejection |
expulsion: the act of expelling or projecting or ejecting the act of forcing out someone or something; "the ejection of troublemakers by the police"; "the child's expulsion from school"
Ãâó: wordnet.princeton.edu/perl/webwn
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| ejection murmur |
a type of systolic murmur occurring predominantly in midsystole, at the time of maximal ejection volume and blood flow velocity, such as that heard in aortic or pulmonary stenosis; it is due to ejection of blood into the root of the aorta or pulmonary artery, is diamond-shaped, and ends before the second heart sound. Cf. regurgitant m.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| ejection fraction |
The ejection fraction (EF) or, more correctly, left-ventricular ejection fraction (often abbreviated LVEF) is a measure of how much blood the left ventricle of the heart pumps out with each contraction. The normal left ventricle has an average volume of 100ml and with each heart beat ejects approximately 70 ml, the stroke volume. ...
Ãâó: en.wikipedia.org/wiki/Ejection_fraction
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| ejection fraction |
This is the amount of blood pumped out of the heart with each beat. It is expressed as a percent. Normal value is 45-55%. It can be measured by special tests.
Ãâó: www.ehealthmd.com/library/heartfailure/HF_glossary...
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| ejection fraction |
The ejection fraction is the amount of blood released from the heart's left ventricle when it contracts. It's called a "fraction" because it's expressed as a percentage of the total amount of blood in the left ventricle. For example, an ejection fraction of 80% means that when the left ventricle contracts, 80% of the blood is ejected into the vascular system.
Ãâó: www.pbs.org/secondopinion/episodes/heartfailure/me...
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| ejection | the act of expelling or projecting or ejecting |
|---|---|
| ejection | the act of expelling someone |
| ejection | a pilot's seat in an airplane that can be forcibly ejected in the case of an emergency |
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