Sheep Brain Dissection Dorsal Anterior (rostral) Posterior (Caudal) Ventral 2 Cerebral Hemispheres Lateral View Sheep Brain Human Brain Mid-Saggital View Lateral View Mid-Saggital View Sheep Brain Human Brain Just one long tube that is folded back on itself! Base of Brain and Cranial Nerves Ventricles of the CNS Lateral Ventricles Third Ventricle Cerebral aqueduct Fourth Ventricle Central Canal of the spinal cord Regions of the Central Nervous System Forebrain Telencephalon Diencephalon Midbrain Mesencephalon Hindbrain Metencephalon Spinal Cord Myelencephalon Hindbrain (Metencephalon and Myelencephalon) Cerebellum Pons Medulla Oblongata Hindbrain Metencephalon Myelencephalon Cerebellum Pons Medulla Oblongata Midbrain (mesencephalon) Tectum Tegmentum Midbrain Mesencephalon Tectum -Superior Colliculus -Inferior Colliculus Tegmentum Midbrain (mesencephalon) Tectum Tegmentum Midbrain Mesencephalon Tectum -Superior Colliculus -Inferior Colliculus Tegmentum Superior Colliculus Inferior Colliculus Cerebellum Medial Side of Neocortex Forebrain Corpus Collasum Thalamus Optic Chiasm Hypothalamus Forebrain Telencephalon Diencephalon Neocortex Basal Ganglia Amygdala Hippocampus “Limbic System” Thalamus Hypothalamus Telencephalon Neocortex Corpus Collasum White Matter (Fiber Tracts) Basal Ganglia Accumbens Lateral Ventricle Telencephalon and Diencephalon Neocortex Corpus Collasum White Matter (Fiber Tracts) Basal Ganglia Accumbens Lateral Ventricle Lateral Ventricle Hippocampus Thalamus Hypothalamus Third Ventricle Hippocampus Curves Around Hippocampus With Great Appreciation for those on the Internet…. http://starklab.slu.edu/neuro/SheepBrain.htm (William Stark) http://sps.k12.ar.us/massengale/sheep_brain_dissection_bi.htm (cant access) https://www.msu.edu/~brains/brains/ (Michigan State Univ.) http://www.anatomyatlases.org/ (Virtual Hospital at Univ. Iowa) http://www.humboldt.edu/~sheep/pge2.html (cant access but Humbolt Univ.) http://library.med.utah.edu/WebPath/HISTHTML/NEURANAT/CNS014A.html (Univ. Utah)