| axonal guidance | <cell biology> General term for mechanisms that ensure correct projections by nerve cells in developing and regenerating nervous systems. Implies accurate navigation by growth cones, the highly motile tips of growing neuronal processes. See: growth cone collapse. (12 Mar 1998) |
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| vocational guidance | Systematic efforts to assist individuals in selecting an occupation or suitable employment on the basis of aptitude, education, etc. (12 Dec 1998) |
| child guidance | The psychiatric, sociological and psychological study and treatment of the developing child with emphasis on preventive or prophylactic measures focused on the familial, educational and socio-environmental milieu of the child. (12 Dec 1998) |
| child guidance clinics | Facilities which administer the delivery of mental health counseling services to children. (12 Dec 1998) |
| guidance | Directed locomotory response of cells to an anisotropy of the environment, for example the tendency of fibroblasts to align along ridges or parallel to the alignment of collagen fibres in a stretched gel. (18 Nov 1997) |
| condylar guidance | The mechanical device on an articulator which is intended to produce guidance in articulator movement, similar to those produced by the paths of the condyles in the temporomandibular joints. See: condylar guidance inclination. Synonym: condylar guide. (05 Mar 2000) |
| condylar guidance inclination | The angle of inclination of the condylar guidance to an accepted horizontal plane. (05 Mar 2000) |
| contact guidance | Directed locomotory response of cells to an anisotropy of the environment, for example the tendency of fibroblasts to align along ridges or parallel to the alignment of collagen fibres in a stretched gel. (18 Nov 1997) |
| neuronal guidance | <cell biology> General term for mechanisms that ensure correct projections by nerve cells in developing and regenerating nervous systems. Implies accurate navigation by growth cones, the highly motile tips of growing neuronal processes. See: growth cone collapse. (12 Mar 1998) |
| incisal guidance | The influence on mandibular movements caused by the contacting surfaces of the mandibular and maxillary anterior teeth during eccentric excursions. Synonym: incisal path. (05 Mar 2000) |
| ARC | A stage before AIDS, with symptoms such as swollen lymph glands, long-lasting night sweats, fevers and unusual weight loss. Also commonly called symptomatic HIV infection. This term is no longer officially recognised by the CDC. (09 Oct 1997) |
| arc-flash conjunctivitis | Acute keratoconjunctivitis resulting from exposure to intense ultraviolet irradiation. Synonym: actinic conjunctivitis, arc-flash conjunctivitis, flash keratoconjunctivitis, ophthalmia nivalis, snow conjunctivitis, welder's conjunctivitis. (05 Mar 2000) |
| arc of buehler | <radiology> Persistent embryologic anastomosis between coeliac artery and superior mesenteric artery (12 Dec 1998) |
| arc of riolan | <radiology> Inconstant anastomotic artery between middle and left colic aa. (12 Dec 1998) |
| arc perimeter | A perimeter consisting of a saemicircular frame at the centre of which the patient looks while a white object is moving along the arc, the exact point where it becomes visible or invisible being noted and recorded on a chart. (05 Mar 2000) |