precentral

pre·cen·tral

(prē-sen'trăl),
Referring to the cerebral convolution immediately anterior to the central sulcus: precentral gyrus.

precentral

/pre·cen·tral/ (-sen´tral) anterior to a center, as the precentral gyrus.

precentral

(prē-sĕn′trăl) [″ + Gr. kentron, center]
In front of a center, as the central fissure of the brain.
References in periodicals archive ?
Responses of precentral cells during cooling of postcentral cortex in conscious monkeys.
Diffusion-weighted magnetic resonance imaging (DWI-MR) revealed a focal high intensity signal in the right precentral gyrus at high convexity with a cerebral infarct.
2013) reported higher reaction times both for food and rewarding non-food stimuli (dot probe task) and decreased activation of the bilateral occipital lobe, lateral prefrontal cortex, medial prefrontal cortex, precentral gyrus, paracingulate gyrus, anterior cingulate gyrus, precuneous/posterior cingulate cortex, and lateral occipital cortex (functional magnetic resonance imaging MRI).
Acute Marchiafavo-Bignami disease with selective involvement of the precentral cortex and splenium: A serial magnetic resonance imaging study.
Initiation of oral swallow is a voluntary process with initial patterns of cortical activation evident within the lateral precentral gyri, post-central gyri, supplementary motor area, and insular cortex (Aida et al.
sup][20] A previous study also found that VMHC was decreased in the precuneus, precentral gyrus, superior temporal gyrus, occipital gyrus, and cerebellum in patients with first-episode and drug-naive schizophrenia, and VMHC reduction in the precentral gyrus was associated with positive symptoms.
Luego de ser remitido, se ampliaron los estudios con una resonancia magnetica (figura 1) cerebral, que evidencio una lesion nodular cortical de 6 mm en la circunvolucion precentral del lobulo parietal izquierdo.
The areas that showed significantly less activation were the middle and inferior temporal gyrus in the right hemisphere with overlapping to the parietotemporal junction, the bilateral middle frontal circumvolution and the precentral gyrus (see Figure 2 and Table 1).
Four days after the first MRI, a new cerebral MRI for surgical navigation was obtained and showed a lesion at the right precentral gyrus which was enlarged when compared to former images.
Precentral Artery (PCA): The artery extends out on the medial surface of the operculum and supplies the posterior parts of the middle and inferior frontal gyri as well as the lower parts of the precentral gyrus.
Se ha documentado, por medio de observaciones de resonancia nuclear magnetica cerebral llevadas a cabo en madres entre la segunda y cuarta semana de posparto, un incremento en la sustancia gris de algunas regiones del cerebro como la corteza prefrontal, el giro precentral y postcentral, el talamo, el lobulo parietal en sus caras superior e inferior y la insula (30).
En la RM convencional se ha descrito clasicamente hiperintensidad del tracto corticoespinal en las secuencias T2 y FLAIR, al igual que hipointensidad en la corteza precentral (48).