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Cross-Sectional Anatomy of the Human Brain and Spinal Cord
Dr. G.C.Gaik
Department of Anatomical Sciences
CHECK YOUR NOLTE TEXTBOOK, ATLAS, AND STUDY GUIDE FOR FURTHER PICTURES AND INFORMATION ON THE INTERNAL ORGANIZATION OF THE CENTRAL NERVOUS SYSTEM !!!!!
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SPINAL CORD 1
Fasciculus cuneatus
Substantia Gelatinosa
Lateral funiculus
Ventral horn gray matter
Ventral funiculus
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SPINAL CORD 2
A. Dorsal rootB. Nucleus propriusC. Gray commissureD. Ventral rootlets
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MEDULLA Caudaul 1
A. Nucleus gracilisB. Fasciculus cuneatusC. Nucleus cuneatusD. Spinal trigeminal nucleusE. Internal arcuate fibersF. Medial lemniscus DecussationG. pyramids
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MEDULLA 2 middle
A. Nucleus Cuneatus
B. Internal Arcuate fibers
C. Medial Lemniscus
D. Inferior Olivary Nucleus
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MEDULLA 3 Rostral
A. Nucleus SolitarisB. Hypoglossal nucleusC. Inferior cerebellar peduncleD. Olivocerebellar fibersE. Medial leminscusF. pyramids
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MEDULLA 4
A. Vermis
B. Dentate nucleus
C. Middle cerebellar peduncleD. Fourth ventricle
E. Inferior cerebellar peduncle
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PONS
A. Trochlear nerve IVB. Central gray substanceC. Medial longitudinal fasciculusD. Medial lemniscusE. Pontine nucleiF. Corticospinal tract
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MIDBRAIN 1
A. Inferior colliculusB. Trochlear nucleusC. Decussation of superior cerebellar pedunclesD. Substantia nigraE. Crus cerebri (basis pedunculi)
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MIDBRAIN 2
A. Superior colliculusB. Cerebral aqueduct of sylviusC. Medial geniculate nucleusD. Oculomotor III nuclear complexE. Red nucleusF. Substantia nigra
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MIDBRAIN 3
A. PulvinarB. Medial geniculate nucleusC. Lateral geniculate nucleusD. Red nucleusE. Interpeduncular fossaF. Mammillary bodyG. Optic tractH. Optic chiasma
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Junction of Midbrain and Diencephalon
IDENTIFY ALL OF THE NUMBERED STRUCTURES
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Junction of Midbrain and Diencephalon
IDENTIFY ALL OF THE NUMBERED STRUCTURES
1. Corpus Callosum2. Fornix3. Pineal body4. Thalamus5. Lateral geniculate body6. Cerebral aqueduct of sylvius7. Periaqueductal gray8. Oculomotor nuclear complex9. Substania nigra10. Crus cerebri,
basis pedunculi, cerebral peduncle
11. CN III (oculomotor)
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Midthalamus
IDENTIFY ALL OF THE NUMBERED STRUCTURES
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Midthalamus
IDENTIFY ALL OF THE NUMBERED STRUCTURES
1. Fornix2. Stria medullaris thalamus3. 3rd ventricle4. Thalamus medial5. Thalamus lateral6. Internal medullary lamina7. Interthalamic adhesion,
massa intermedia8. Hypothalamic sulcus9. Hypothalamus10. Mamillary body11. Subthalamic area12. Subthalamic nucleus13. Optic tract14. Globus pallidus15. putamen