- sensory hairs
- hairlike projections on the cells of sensory epithelium; see also olfactory h's and taste h's.
Medical dictionary. 2011.
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sensory reception, human — Introduction means by which humans react to changes in external and internal environments. Ancient philosophers called the human senses “the windows of the soul,” and Aristotle described at least five senses sight, hearing, smell, taste, and… … Universalium
To split hairs — Hair Hair (h[^a]r), n. [OE. her, heer, h[ae]r, AS. h[=ae]r; akin to OFries. h[=e]r, D. & G. haar, OHG. & Icel. h[=a]r, Dan. haar, Sw. h[*a]r; cf. Lith. kasa.] 1. The collection or mass of filaments growing from the skin of an animal, and forming… … The Collaborative International Dictionary of English
olfactory hairs — modified cilia that are extremely long and nonmotile, project from the olfactory vesicle, and function as sensory receptors. Called also olfactory cilia … Medical dictionary
mechanoreception — See mechanoreceptor. * * * Ability to detect and respond to mechanical stimuli in one s environment. A slight deformation of a mechanoreceptive neuron causes an electric charge at its surface, activating a response. Mechanoreceptors in pain spots … Universalium
integument — /in teg yeuh meuhnt/, n. 1. a natural covering, as a skin, shell, or rind. 2. any covering, coating, enclosure, etc. [1605 15; < L integumentum a covering. See IN 2, TEGUMENT] Syn. 1. cortex, involucre, involucrum. * * * Covering of the body,… … Universalium
sound reception — Introduction response of an organism s aural mechanism, the ear, to a specific form of energy change, or sound waves. Sound waves can be transmitted through gases, liquids, or solids, but the hearing function of each species is particularly … Universalium
ear, human — ▪ anatomy Introduction organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium). The human ear, like … Universalium
acarid — /ak euh rid/, n. 1. an acarine, esp. a mite of the family Acaridae. adj. 2. of or pertaining to an acarid. [1875 80; ACAR(US) + ID2] * * * ▪ arachnid Introduction any member of the subgroup of the arthropod class Arachnida that includes the … Universalium
proprioception — /proh pree euh sep sheuhn/, n. Physiol. perception governed by proprioceptors, as awareness of the position of one s body. [1905 10; PROPRIO + (RE)CEPTION] * * * Perception of stimuli relating to position, posture, equilibrium, or internal… … Universalium
annelid — /an l id/, n. 1. any segmented worm of the phylum Annelida, including the earthworms, leeches, and various marine forms. adj. 2. belonging or pertaining to the Annelida. Also, annelidan /euh nel i dn/. [1825 35; see ANNELIDA] * * * Any member of… … Universalium