| provisional cortex | An extensive area of the adrenal gland present in primates during foetal life and for a short period after birth; located between the definitive cortex and the medulla, it contains large steroid-secreting cells arranged in a reticular pattern; involution of this zone in humans is largely completed by three months after birth. Synonym: androgenic zone, foetal reticularis, foetal zone, provisional cortex. (05 Mar 2000) |
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| provisional | Of the nature of a provision; serving as a provision for the time being; used of partial or temporary arrangements; as, a provisional government; a provisional treaty. Origin: Cf. F. Provisionnel. Source: Websters Dictionary (01 Mar 1998) |
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| provisional callus | The callus that develops to keep the ends of the fractured bone in apposition; it is absorbed after union is complete. Synonym: temporary callus. (05 Mar 2000) |
| provisional denture | A dental prosthesis to be used for a short interval of time for reasons of esthetics, mastication, occlusal support, or convenience, or to condition the patient to accept an artificial substitute for missing natural teeth until more definite prosthetic dental treatment can be provided. Synonym: provisional denture, temporary denture. (05 Mar 2000) |
| provisional ligature | A ligature applied to an artery in continuity at the beginning of an operation to prevent haemorrhage, but removed when the operation is completed. (05 Mar 2000) |
| provisional prosthesis | An interim dental prosthesis worn for varying periods of time. (05 Mar 2000) |
| adrenal cortex | <anatomy, endocrinology> This is the outer portion of the fattyacids and inhibit inflammation in allergic responses. Mineralocortoids regulate the levels of minerals such as sodium and potassium in the blood. (06 May 1997) |
| adrenal cortex injection | An obsolete treatment involving the parenteral administration of extract of the adrenal cortex; formerly used in treatment of Addison's disease. (05 Mar 2000) |
| agranular cortex | See: cerebral cortex. (05 Mar 2000) |
| amorphous fraction of adrenal cortex | Noncrystalline residue of an acetone extract of the adrenal cortex after crystalline steroids, e.g., corticosterone, deoxycorticosterone, etc., have been isolated. (05 Mar 2000) |
| association cortex | Generic term denoting the large expanses of the cerebral cortex that are not sensory or motor in the customary sense, but are involved in advanced stages of sensory information processing, multisensory integration, or sensorimotor integration. See: cerebral cortex. Synonym: association areas. (05 Mar 2000) |
| auditory cortex | Area of the temporal lobe concerned with hearing. (12 Dec 1998) |
| ganglionic layer of cerebellar cortex | The layer of Purkinje cells between the molecular and granular layers of the cerebellar cortex. Synonym: stratum neuronorum piriformium, ganglionic layer of cerebellar cortex, layer of piriform neurons, Purkinje's layer, stratum gangliosum cerebelli. (05 Mar 2000) |
| ganglionic layer of cerebral cortex | Layer 5 of the cortex cerebri. (05 Mar 2000) |
| parastriate cortex | See: visual cortex. (05 Mar 2000) |
| visual cortex | Area of the occipital lobe concerned with vision. (12 Dec 1998) |