Paralysis of the facial nerve producing distortion on one side of the face..

A substance, such as some plastics, which the human body can break down and absorb.

A characteristic of some materials that when they are inserted into the body do not produce a significant rejection or immune response.

The breakdown of organic materials into simple chemicals commonly found in the body.

A barrier that exists between the blood and the cerebrospinal fluid which prevents the passage of various substances from the bloodstream to the brain.

The hard tissue that provides structural support to the body, It is primarily composed of hydroxyapatite crystals and collagen. Individual bones may be classed as long, short, or flat.

One of the substances extracted from bone, such as bone morphogenic proteins (BMP).

Bone which is harvested from one location in an individual and placed in another individual (allograft bone) or in a different location in the same individual (autogenous bone).

The tissue contained within the internal cavities of the bones. A major function of this tissue is to produce red blood cells.

Usually a relatively thin metal device which is affixed to bone via screws. Bone plates are used to immobilize bones or bone fragments such that healing can occur.

A threaded metal device which is inserted into bone. The functions of bone screws are to immobilize bones or bone fragments or to affix other medical devices, such as metal bone plates, to bones.

Slowness in movement.