supporting area

supporting area

Etymology: L, supportare + area, space

any of the areas of maxillary or mandibular edentulous ridges that are considered best suited to bear the forces of chewing with functioning dentures.

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area,

n region.

area, apical,

n See base, apical.

area, basal seat,

n (denture-bearing area, denture-supporting area, stress-bearing area, stress-supporting area), the portion of the oral structures available to support a denture.

area, contact,

n See point, contact.

area, denture-bearing,

n See area, basal seat.

area, denture-supporting,

n See area, basal seat.

area, impression,

n the surface of the oral structures recorded in an impression.

area, pear-shaped,

n See pad, retromolar.

area, post dam,

n See area, posterior palatal seal.

area, posterior palatal seal,

n the soft tissues along the junction of the hard and soft palates on which compression, within the physiologic limits of the tissues, can be applied by a denture to aid in its retention.

area, postpalatal seal

n See area, posterior palatal seal.

area, pressure,

n an area of excessive displacement of soft tissue by a prosthesis.

area, recipient,

n the portion of the body on which a skin, bone, tooth, or other graft is placed.

area, relief,

n the portion of the surface of the oral cavity under prosthesis on which pressures are reduced or eliminated.

area, rest (rest seat),

n the prepared surface of a tooth or fixed restoration into which the rest fits, giving support to a removable partial denture.

area, rugae

n (rugae zone), that portion of the hard palate in which rugae are found.

area, saddle,

n See area, basal seat.

area, stress-bearing,

n See area, basal seat.

area, stress-supporting,

n See area, basal seat.

area, supporting,

n the areas of the maxillary and mandibular edentulous ridges best suited to carry the forces of mastication when the dentures are in use. See also area, basal seat.

area, work,

n the entire space in which the dental hygienist moves and works while treating a patient. This includes the instrument tray and dental chair, unit, and light.

Arenaviridae

n a grouping of enveloped, helix-shaped RNA viruses implicated in a relatively benign form of meningitis (lymphoctyic choriomeningitis; severe encephalitic forms do occur rarely) that affects young adults.