2 Central Sulcus separates parietal and frontal lobes

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

Parieto-Occipital Sulcus - separates parietal and occipital lobes

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

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

Uncus Parahippocampal gyri

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

G F A - Thalamus E B - Hypothalamus A D C - Amygdala B C D – Globus Pallidus E – Putamen F – Caudate G – Fornix

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

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

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