Definition of Vena contracta. Meaning of Vena contracta. Synonyms of Vena contracta

Here you will find one or more explanations in English for the word Vena contracta. Also in the bottom left of the page several parts of wikipedia pages related to the word Vena contracta and, of course, Vena contracta synonyms and on the right images related to the word Vena contracta.

Definition of Vena contracta

Vena contracta
Vena Ve"na, n.; pl. Ven[ae]. [L. See Vein.] A vein. Vena cava; pl. Ven[ae] cav[ae]. [L., literally, hollow vein.] (Anat.) Any one of the great systemic veins connected directly with the heart. Vena contracta. [L., literally, contracted vein.] (Hydraulics) The contracted portion of a liquid jet at and near the orifice from which it issues. Vena port[ae]; pl. Ven[AE] port[ae]. [L., literally, vein of the entrance.] (Anat.) The portal vein of the liver. See under Portal.

Meaning of Vena contracta from wikipedia

- Vena contracta is the point in a fluid stream where the diameter of the stream is the least, and the fluid velocity is at its maximum, such as in the case...
- the **** the flow reaches its point of maximum convergence, the vena contracta (see drawing to the right) where the velocity reaches its maximum and...
- theoretical and the observed outflow behavior to the formation of a vena contracta which reduces the outflow cross-section from the ****'s cross-section...
- of liquid through a valve the flow velocity must be greatest at the vena contracta or the point where the cross sectional area is the smallest. This increase...
- valves typically regain most of static pressure drop from the inlet to vena contracta at the outlet. They are characterised by a lower recovery coefficient...
- pressure half time TAPSE – tricuspid annular plane systolic excursion VC – vena contracta EDD – end diastolic diameter ESD – end systolic diameter IVSd – interventricular...
- width > 65 % of the left ventricular outflow tract diameter Doppler vena contracta width > 0.6 cm The pressure half-time of the regurgitant jet is < 200...
- (Berlin, 1897) Geometric median Logarithmic spiral Torricellian chamber Vena contracta Gasparo Berti Stefano degli Angeli "Torricelli, Evangelista". Lexico...
- hole (or '****') tone is produced by a fast-moving cylinder (or 'vena contracta') of air that interacts with the slow-moving anulus of air surrounding...
- Severe Jet width of left ventricular outflow tract <25% 25–65% >65% Vena contracta width, cm <0.3 0.3–0.6 0.6 Regurgitant volume, mL per beat <30 30–49...