2 Central Sulcus - separates parietal and frontal lobes - separates parietal and temporal lobes 3 Longitudinal Fissure 1 Sylvian or Lateral Fissure

Parieto-Occipital Sulcus - separates parietal and occipital lobes

Lettered Sulci Numbered Gyri 1 Precentral Gyrus 2 Postcentral Gyrus 1 – 2 – A A – Lateral (Sylvian) Fissure B B – Central Sulcus 3 Inferior Frontal Gyrus 3 – C C – Inferior Frontal Sulcus Broca’s Area 4 – 4 7 Pars Orbitalis of Inferior Frontal Gyrus 5 Pars triangularis of Inferior Frontal Gyrus 6 Pars Opercularis of Inferior Frontal Gyrus 5 – 6 – 7 – 9 Superior Frontal Gyrus 9 – D D – Superior Frontal Sulcus 8 Middle Frontal Gyrus 8 – 10 Superior Temporal Gyrus 11 Middle Temporal Gyrus E E – Superior Temporal Sulcus 10 – 11 –

2 – Superior Transverse Temporal Gyri of Heschl 3 – Primary Auditory Cortex 2 – gyri? 3 – functional area? 1 – Lobe? 1 – Insular lobe

Uncus Parahippocampal gyri

D – Parieto-Occipital Sulcus A – Corpus Callosum B – Lateral Ventricle B – space? L L - Thalamus C C - Fornix M M - Hypothalamus D D – Parieto-Occipital Sulcus N N – Anterior Commissure E F E – Cuneus Gyrus F – Lingual Gyrus H I H – Central Sulcus I – Paracentral Lobule O O – Superior Colliculus P P – Inferior Colliculus G G – Calcarine Sulcus K K – Superior Frontal Gyrus J J – Cingulate Gyrus Vermis means worm in Latin Q – Cerebral Aqueduct Q R R – 4th Ventricle

G F A - Thalamus E B - Hypothalamus A C - Amygdala D – Globus Pallidus Anterior commissure is anterior to this section, would be just ventral to lateral ventricles Ant. Comm. Cartoon: http://en.wikipedia.org/wiki/Anterior_commissure#mediaviewer/File:Gray744.png Ant. Comm. Pic: http://frontalcortex.com/?page=oll&topic=24&qid=689 D D – Globus Pallidus B E – Putamen C F – Caudate G – Fornix

A - Thalamus B B – Subthalamic Nucleus C C - Hippocampus G G - Fornix A D D – Globus Pallidus E E - Putamen F F – Third Ventricle H H – Parahippocampal Gyrus

Ventricular System 1. Lateral Ventricle 4. Cerebral Aqueduct of Sylvius 5. Fourth Ventricle 2. Interventricular Foramen of Monro 3. Third Ventricle

H G A – Corpus Callosum F B B – Internal Capsule, Anterior Limb K C – Caudate Nucleus D – Septum Pellucidum E - Thalamus F - Putamen E A G – Globus Pallidus D H – Third Ventricle C I – Posterior Horn Lateral Ventricle J I J – Internal Capsule, Posterior Limb K–Primary Visual Cortex