bridge (redirected from Railway bridge)

bridge (brij)

1. a structure connecting two separate points, including parts of an organ.

2. a fixed partial denture.

3. tarsal coalition.

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cantilever bridge  a bridge having an artificial tooth attached beyond the point of anchorage of the bridge.

cytoplasmic bridge 

1. protoplasmic b.

2. see intercellular b.

disulfide bridge  see under bond.

extension bridge  cantilever b.

intercellular bridge  a misnomer for the appearance of the junction of epithelial cells at a desmosome as a result of dehydration during fixation; it was formerly thought to constitute a bridge for cytoplasmic continuity (cytoplasmic bridge).

protoplasmic bridge  a strand of protoplasm connecting two secondary spermatocytes, occurring as a result of incomplete cytokinesis.

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bridge (brj)

n.

1. An anatomical structure resembling a bridge or span.

2. The upper part of the ridge of the nose formed by the nasal bones.

3. A fixed or removable replacement for one or several but not all of the natural teeth, usually anchored at each end to a natural tooth.

4. One of the threads of protoplasm that appears to pass from one cell to another.

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Bridge

An appliance of one or more artificial teeth anchored by crowns on the adjacent teeth.

Mentioned in: Tooth Replacements and Restorations

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bridge.

See bridgework.

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bridge,

n a colloquial expression for a fixed partial denture. See also denture, partial, fixed.

bridge, cantilever,

n See denture, partial, fixed, cantilever.

bridge, fixed,

n See denture, partial, fixed.

bridge, removable,

n a colloquial expression for a removable partial denture. See also denture, partial, removable.

bridge splint,

n See splint, fixed.

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bridge

1. pons.

2. a protoplasmic structure uniting adjacent elements of a cell, similar in plants and animals.

3. dental prosthesis for the replacement of missing teeth.

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disulfide bridge

disulfide bond.

β-γ bridging

one of the dysproteinemias in which there is no clear separation electrophoretically between the β₂ and γ₁ globulins. The cause is an increase in IgA or IgM, or both, and this is almost pathognomonic for chronic active hepatitis.

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bridge 

That part of a spectacle frame which forms the main connection between the lenses or rims. The bridge assembly is generally taken to include the pads, if any (British Standard). See spectacles.
flush bridge The bridge of a spectacle frame with zero projection.
inset bridge A spectacle frame so shaped that the bearing surface of the bridge is behind the plane of the lenses.
keyhole bridge Bridge of a spectacle frame with pads, looking like the outline of the upper part of a keyhole.
pad bridge A bridge of a spectacle frame with two pads acting as the resting surface on the nose.
saddle bridge A bridge so shaped as to rest on the nose over a continuous area, but in which the ends of the bearing surface are extended to lie behind the back plane of the front (British Standard).

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bridge

Dentistry A fixed partial denture; a prosthetic replacement of missing teeth cemented or attached to abutment teeth or implants adjacent to the space; removable partial denture is a prosthetic replacement of missing teeth on a framework that can be removed by a Pt Physical therapy An exercise in which a person lays on his/her back with bended knees, while lifting the pelvis, placing thighs, back and pelvis in a straight line, strengthening abdominal, lower back, gluteus and hamstring muscles Transplantation medicine An organ surrogate that carries out a particular physiologic function and “buys time” for a Pt awaiting a donor organ for transplantation