uncus


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Related to uncus: parahippocampal gyrus

uncus

 [ung´kus]
the medially curved anterior part of the hippocampal gyrus. adj., adj un´cal.

un·cus

, pl.

un·ci

(ŭn'kŭs, ŭn'sī), [TA]
1. Any hook-shaped process or structure.
2. The anterior, hooked extremity of the parahippocampal gyrus on the basomedial surface of the temporal lobe; the anterior face of the uncus corresponds to the olfactory cortex, its ventral surface to the entorhinal area; deep to the uncus lies the amygdala (amygdaloid body). Synonym(s): uncinate gyrus, uncus gyri parahippocampalis
[L. a hook, fr. G. onkos]

uncus

/un·cus/ (ung´kus)
1. hook.
2. the medially curved anterior end of the parahippocampal gyrus.un´cal

uncus

(ŭng′kəs)
n. pl. unci (ŭn′sī) Biology
A hook-shaped part or process.

uncus

[ung′kəs]
Etymology: L, hook
1 the hooklike anterior end of the hippocampal gyrus on the temporal lobe of the brain.
2 a hook-shaped structure.

un·cus

, pl. unci (ŭng'kŭs, ŭn'sī) [TA]
1. Any hook-shaped process or structure.
2. The anterior hooked extremity of the parahippocampal gyrus on the basomedial surface of the temporal lobe; the anterior face of the uncus corresponds to the olfactory cortex, its ventral surface to the entorhinal area; deep to the uncus lies the amygdala (amygdaloid body).
Synonym(s): uncinate gyrus.
[L. a hook, fr. G. onkos]

uncus

A hook-shaped part near the front of the temporal lobe of the brain that is concerned with the senses of smell and taste. Disease in this area may produce hallucinations of foul smells.

uncus

the medially curved anterior part of the hippocampal gyrus.
References in periodicals archive ?
ab, appendix bursae; as, accessory sac; AVIII, 8th abdominal segment; c, cornuti, cb, corpus bursae; db, ductus bursae; f, fibula; g, gnathos; la, lamella antevaginalis; msp, medial saccular process; ob, ostium bursae; p, phallus; pa, papillae anales; si, signum; sl, sacculus; u, uncus.
Uncus esbelto, con la punta hacia abajo, lateralmente adosado al tegumen y escasamente esclerotizado.
The shape, structure and dimensions of genital parts as uncus, tegumen, vinculum, vulvae and aedeagus of male and papillae, apophysis, ductus bursae and corpus bursae of female as the major parameters and played vital role in establishing species status.
Davis (1941) used the different-shaped uncus, which was illustrated by him, and length and shape of operculum (without description of a full species) to separate T.
El sistema limbico es el sustrato anatomico de este procesamiento, conformado por el talamo, amigdala, hipocampo, hipotalamo, algunos nucleos basales y las circunvoluciones del cingulo, orbita frontal, subcallosa, parahipocampica y del uncus.
Su comportamiento es amenazante con aumento del efecto de masa por aumento de la contusion y el edema con picos entre el dia 4 y 7, siendo las mas letales las contusiones temporales por la vecindad del uncus al tallo cerebral y estructuras vasculares.
5): Uncus (0,81 mm) twice the total length of the tegumen (0,49 mm), curved ventrally and distal end is like a hook; gnathos very reduced; valva dorsal process is rounded and located at the base, three little sharp teeth are in the inner margin of the valva (Fig.
The two morphospecies below are very similar, differing only in the shapes of the uncus (Fig.