fenestra

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fenestra

 [fĕ-nes´trah] (pl. fenes´trae) (L.)
fenestra coch´leae round window.
fenestra vesti´buli oval window.

fe·nes·tra

, pl.

fe·nes·trae

(fĕ-nes'tră, -trē),
1. An anatomic aperture, often closed by a membrane.
2. An opening left in a plaster of Paris cast or other form of fixed dressing to permit access to a wound or inspection of the part.
3. The opening in one of the blades of an obstetric forceps.
4. A lateral opening in the sheath of an endoscopic instrument that allows lateral viewing or operative maneuvering.
5. Openings in the wall of a tube, catheter, or trocar designed to promote better flow of air or fluids.
Synonym(s): window (1)
[L. window]

fenestra

/fe·nes·tra/ (fĕ-nes´trah) pl. fenes´trae   [L.] a window-like opening.
fenestra coch´leae  round window; an opening in the inner wall of the middle ear covered by the secondary tympanic membrane.
fenestra ova´lis  f. vestibuli.
fenestra rotun´da  f. cochleae.
fenestra vesti´buli  oval window; an opening in the inner wall of the middle ear, closed by the base of the stapes.

fenestra

(fə-nĕs′trə)
n. pl. fenes·trae (-trē′)
1. Anatomy A small anatomical opening, as in a bone.
2. An opening in a bone made by surgical fenestration.

fe·nes′tral adj.

fenestra

[fines′trə] pl. fenestrae
Etymology: L, window
1 an aperture, as in a bandage or cast, that is cut out to relieve pressure or to administer regular skin care.
2 a microscopic opening in certain capillaries specialized in filtration, as in the glomerular capillaries of the kidney often covered by membrane.

fe·nes·tra

, pl. fenestrae (fĕ-nes'tră, -trē)
1. An anatomic aperture, often closed by a membrane.
2. An opening left in a cast or other form of fixed dressing to permit access to a wound or inspection of the part.
3. The opening in one of the blades of an obstetric forceps.
4. A lateral opening in the sheath of an endoscopic instrument that allows lateral viewing or operative maneuvering through the sheath.
5. Openings in the wall of a tube, catheter, or trocar designed to promote better flow of air or fluids.
Synonym(s): window.
[L. window]

fenestra

An opening or window between two chambers or body spaces, or an opening made in a plaster cast or dressing to allow examination or drainage.

fe·nes·tra

, pl. fenestrae (fĕ-nes'tră, -trē)
1. [TA] An anatomic aperture, often closed by a membrane.
2. An opening left in a plaster of Paris cast or other form of fixed dressing to permit access to a wound or inspection of the part.
3. Openings in the wall of a tube, catheter, or trocar designed to promote better flow of air or fluids.
Synonym(s): window (1) .
[L. window]

fenestra

pl. fenestrae [L.] a window-like opening.

fenestra cochleae
a round opening in the inner wall of the middle ear covered by the secondary tympanic membrane; called also round window.
sternal fenestra
large openings in the caudal edge of the sternum of birds.
fenestra vestibuli
an oval opening in the inner wall of the middle ear, which is closed by the stapes; called also oval window.
References in periodicals archive ?
Strata between the Oolite Lithofacies and the exposure surface at the top of the Fenestral Lithofacies record filling of accommodation space following the transgression.
Although cochlear otoscierosis is much less common, when it is present it is invariably associated with fenestral otosclerosis.
The fenestral form will demonstrate a focal lytic plaque in the region of the fissula antefenestrum (Figure 16A).