terminal hair


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hair

 [hār]
1. any thin, threadlike structure.
2. especially, the specialized epidermal structure produced only by mammals, developing from a papilla sunk in the corium. The life cycle of a hair (hair cycle) consists of three phases, called anagen, catagen, and telogen. Called also pilus.
Structure of hair and hair follicles. From Applegate, 2000.
3. the aggregate of such structures.
beaded hair hair marked with alternate swellings and constrictions; seen in monilethrix.
burrowing hair one that grows horizontally in the skin, causing a papule that may become infected; see also pili cuniculati, under pilus.
club hair a hair whose root is surrounded by a bulbous enlargement composed of keratinized cells, preliminary to normal loss of the hair from the follicle.
Frey's h's stiff hairs mounted in a handle; used for testing the sensitiveness of pressure points of the skin.
ingrown hair one that has curved and reentered the skin, causing a papule that may become infected. See also pili incarnati, under pilus.
lanugo hair the fine hair on the body of the fetus.
moniliform hair beaded hair.
pubic hair the hair on the external genitalia; called also pubes.
sensory h's hairlike projections on the surface of sensory epithelial cells.
tactile h's hairs sensitive to touch.
taste h's short hairlike processes projecting freely into the lumen of the pit of a taste bud from the peripheral ends of the taste cells.
terminal hair the coarse hair on various areas of the body during adult years.
twisted hair a hair that is twisted through an axis of 180 degrees at spaced intervals, being abnormally flattened at the site of twisting. See also pili torti, under pilus.

ter·mi·nal hair

a mature pigmented, coarse hair.

ter·mi·nal hair

(tĕr'mi-năl hār)
A mature, pigmented, coarse hair.

terminal hair

The long, coarse, pigmented hair of the adult.
See also: hair
References in periodicals archive ?
Predominantly the isolates were identified based on the terminal hairs and size and shape of ascospores as these are very distinct from species to species.
Pertithecia are opaque, ostiolate, with blunt, narrow or beaked apex and its wall membranous, fragile, brittle with age, distinctly cellular, ornamented with appendages in the form of diversely modified and variously coloured hairs called terminal hairs.
Normal terminal hair follicles are characteristically absent in the lesion although the same may be seen in rest of the epidermis a feature of diagnostic importance not usually highlighted in literature.
31 In the acute stage, terminal hairs are surrounded by bulbar lymphocytes ('swarm of bees') [Figure 4].
Abstract Hirsutism may be defined as presence of terminal hairs in women with a male-like pattern of distribution.
Their spores extruded as a cirrus, bright copper colored in mass, hyaline, lemon-shaped, tips thin-walled, germinating at both ends when mature, a majority of the terminal hairs of Lophotrichus ampullus are a milimeter or more in length.
The two species described species of this genus produce perithecia which, when grown in the substrate, are partially or entirely submerged, possess long necks, and have elongate, thickwalled terminal hairs restricted to the area immediately around the ostiole.
If one looks for terminal hairs only on the chin and the belly, one will miss many cases of hirsutism.
In trichotillomania, children have more satellite patches with incomplete hair loss and broken terminal hairs of different lengths, he said.
1) At the University of California, Los Angeles, discarded terminal hairs from the trunk and extremities were collected from two adult volunteers.
The area is surrounded by a collection of dark, terminal hairs.
Percentage hair reduction was defined as the average number of terminal hairs present at each session compared with the average number of terminal hairs at baseline.