Precentral

Some articles on precentral:

Upper Motor Neuron
... the frontal lobe is our primary motor control area which is the precentral gyrus ... The precentral gyrus is the most posterior gyrus of the frontal lobe and it lies anterior to the central sulcus ... The pyramidal cells of the precentral gyrus are also called upper motor neurons ...
Precentral Sulcus
... The precentral sulcus lies parallel to, and in front of, the central sulcus ... sulcus is one of the prominent grooves on the surface of the human brain.) The precentral sulcus divides the inferior, middle, and superior frontal gyri from the precentral ... In the majority of brains, the precentral sulcus is divided into two parts the inferior precentral sulcus and the superior precentral sulcus ...
Rectus Femoris Muscle - Motor Pathway
... leg contraction originate near the summit of the medial side of the precentral gyrus (the primary motor area of the brain) ... starts with the upper motor neurons carrying the signal from the precentral gyrus down through the internal capsule, through the cerebral peduncle, and into the medulla ... the signal that has traveled all the way from the medial side of the precentral gyrus, it contracts, extending the knee and flexing the thigh at the hip ...
Precentral Sulcus - Additional Images
... Position of precentral sulcus (shown in red) Lateral surface of right frontal lobe ... Precentral sulcus is labeled by * and ** Human brain forebrain (cerebrum, cerebral cortex, cerebral hemispheres, grey matter) (TA A14.1.09.002–240, 301–320, GA 9.818–826) Frontal ...
Bereitschaftspotential - Mechanism
... Recording positions are left precentral (L prec, C3), right precentral (R prec, C4), mid-parietal (Pz) these are unipolar recordings with linked ears as reference ... and has its maximum over the contralateral precentral hand area is still smaller ...