Exam 1 Flashcards
Bulla
a circumscribed elevated lesion that is more than 5 mm in diameter, looks like a blister, contains serous fluid
Lobule
a segmented or lobe that is a part of the whole, these lobes sometimes appear fused together
Macule
an area that is usually distinguished by a color different from that of the surrounding tissue, it is flat and does not protrude above the surface
Papule
a small circumscribed lesion usually less than 1 cm in diameter that is elevated or protrudes above the surface
Pedunculated
attached by a stemlike or stalklike base
Pustules
variously sized circumscribed elevations containing pus
Sessile
describing a base of a lesion that is flat or broad instead of stemlike
Vesicle
a small, elevated lesion less than 1 cm in diameter that contains serous fluid
Nodule
palpable solid lesion up to 1 cm in diameter found in soft tissue, it can occur above, level or beneath the skin surface
Palpation
elevation of a lesion by feeling it with the fingers to determine the texture of the area
Erythema
abnormal redness of the mucosa or gingiva
Erythroplakia
clinical term used to describe an oral mucosal lesion that appears as a smooth red patch or granular red and velvety patch
Leukoplakia
clinical term for a white plaquelike lesion on the oral mucosa that cannot be rubbed off
Pallor
paleness of the skin or mucosal tissues
Centimeter
one hundredth of a meter, little less than half an inch
Millimeter
one thousandth of a meter
Corrugated
wrinkled
Fissure
a cleft or groove, normal
Papillary
resembling a small nipple shaped projections or elevations found in clusters
Coalescence
process by which parts of a whole join together or fuse to make one
Diffuse
lesion with borders that are not well defined