The princeps pollicis (principal artery of the thumb) arises from the radial artery just as it turns medially towards the deep part of the hand; it descends between the first […]
List of articles in "Anatomical Structure" category - Page 203
Articular processes
The articular processes or zygapophyses (Greek ζυγον = yoke (because it links two vertebrae) + απο = away + φυσις = process) of a vertebra are projections of the vertebra […]
Transverse processes
The transverse processes (la. processus transversus) of a vertebra two in number project one at either side from the point where the lamina joins the pedicle between the superior and […]
Medial border of scapula
The medial border of the scapula (vertebral border medial margin) is the longest of the three borders and extends from the superior to the inferior angle. It is arched intermediate […]
Suboccipital triangle
The suboccipital triangle is a region of the neck bounded by the following three muscles of the suboccipital group of muscles: Rectus capitis posterior major – above and medially Obliquus […]
Anterior perforated substance
Also known as substantia innominata.The anterior perforated substance is an irregularly quadrilateral area in front of the optic tract and behind the olfactory trigone from which it is separated by […]
Subcallosal area
The subcallosal area (parolfactory area of Broca) is a small triangular field on the medial surface of the hemisphere in front of the subcallosal gyrus from which it is separated […]
Indusium griseum
The supracallosal gyrus (indusium griseum; gyrus epicallosus) consists of a thin layer of grey matter in contact with the dorsal surface of the corpus callosum and continuous laterally with the […]
Paraterminal gyrus
The paraterminal gyrus (subcallosal gyrus peduncle of the corpus callosum) is a narrow lamina on the medial surface of the hemisphere in front of the lamina terminalis behind the parolfactory […]
Olfactory tract
The olfactory tract is a bundle of axons connecting the mitral and tufted cells of the olfactory bulb to several target regions in the brain including piriform cortex amygdala and […]