Straight gyrus

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Biological: Behavioural genetics · Evolutionary psychology · Neuroanatomy · Neurochemistry · Neuroendocrinology · Psychoneuroimmunology · Physiological Psychology · Psychopharmacology

Brain: Straight gyrus
File:Gray729 straight gyrus.png
Orbital surface of left frontal lobe. Straight gyrus is shown in orange.
File:Human brainstem anterior view 2 description.JPG
Human brainstem anterior view. Straight gyrus is numbered as #1
Latin	gyrus rectus
Gray's	subject #189 822
Part of
Components
Artery
Vein
BrainInfo/UW	hier-76
MeSH	[1]

The portion of the frontal lobe medial to the medial orbital gyrus is named the gyrus rectus (or straight gyrus), and is continuous with the superior frontal gyrus on the medial surface.

A specific function for the gyrus rectus has not yet been elucidated.

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Straight gyrus

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.

v·d·e

Human brain: forebrain (cerebrum · cerebral cortex · cerebral hemispheres, grey matter) (TA A14.1.09.002–240, 301–320, GA 9.818–826)

Frontal lobe

Superolateral

Prefrontal

Superior frontal gyrus (4l, 6l, 8l) · Middle frontal gyrus (9l, 10l, 46)

Inferior frontal gyrus: 11l · 47-Pars orbitalis · Broca's area (44-Pars opercularis, 45-Pars triangularis)

Superior frontal sulcus · Inferior frontal sulcus

Precentral

Precentral gyrus · Precentral sulcus

Medial/inferior

Prefrontal

Superior frontal gyrus (4m, 6m) · Medial frontal gyrus (8m, 9m)

Paraterminal gyrus/Paraolfactory area (12) · Straight gyrus (11m) · Orbital gyri/Orbitofrontal cortex (10m, 11m, 12) · Ventromedial prefrontal cortex (10m) · Subcallosal area (25)

Olfactory sulcus · Orbital sulci

Precentral

Paracentral lobule (4) · Paracentral sulcus

Both

Primary motor cortex (4) · Premotor cortex (6) · Supplementary motor area (6) · Frontal eye fields (8)

Parietal lobe

Superolateral

Superior parietal lobule (5l, 7l) · Inferior parietal lobule (40-Supramarginal gyrus, 39-Angular gyrus) · Parietal operculum (43)

Intraparietal sulcus

Medial/inferior

Paracentral lobule (1m, 2m, 3m, 5m) · Precuneus (7m)

Marginal sulcus

Both

Postcentral gyrus/primary somatosensory cortex (1 · 2 · 3) · Secondary somatosensory cortex (5) · Posterior parietal cortex (7)

Occipital lobe


Superolateral	Occipital pole of cerebrum · Lateral occipital gyrus (18, 19) · Lunate sulcus · Transverse occipital sulcus
Medial/inferior	Primary visual cortex (17) · Cuneus · Lingual gyrus Calcarine fissure

Temporal lobe

Superolateral

Transverse temporal gyrus/Primary auditory cortex (41, 42) · Superior temporal gyrus (38, 22/Wernicke's area) · Middle temporal gyrus (21) · Inferior temporal gyrus (20)

Superior temporal sulcus · Inferior temporal sulcus

Medial/inferior

Fusiform gyrus (37) Medial temporal lobe (27 · 28 · 34 · 35 · 36)

Inferior temporal sulcus

Interlobar
sulci/fissures


Superolateral	Central (frontal+parietal) · Lateral (frontal+parietal+temporal) · Parieto-occipital · Preoccipital notch
Medial/inferior	Medial longitudinal · Cingulate (frontal+cingulate) · Collateral (temporal+occipital) · Callosal sulcus

Limbic lobe


Parahippocampal gyrus	anterior (Entorhinal cortex, Perirhinal cortex) · Posterior parahippocampal gyrus · Prepyriform area
Cingulate cortex/gyrus	Subgenual area (25) · Anterior cingulate (24, 32, 33) · Posterior cingulate (23, 31) Isthmus of cingulate gyrus: Retrosplenial cortex (26, 29, 30)
Hippocampal formation	Hippocampal sulcus · Fimbria of hippocampus · Dentate gyrus · Rhinal sulcus
Other	Supracallosal gyrus · Uncus