Practical NeuroanatomyPractical NeuroanatomyLecture 2 Lecture 2
Christine Hulette MDChristine Hulette MD
Practical NeuroanatomyPractical NeuroanatomyLecture 2 Lecture 2
Christine Hulette MDChristine Hulette MD
CORTICOSPINAL TRACTCORTICOSPINAL TRACTCORTICOBULBAR TRACTCORTICOBULBAR TRACT
EXTRAPYRAMIDAL SYSTEMEXTRAPYRAMIDAL SYSTEMVESTIBULAR SYSTEMVESTIBULAR SYSTEM
CEREBELLUMCEREBELLUMAUTONOMIC NERVOUS SYSTEMAUTONOMIC NERVOUS SYSTEM
CORTICOSPINAL TRACTCORTICOSPINAL TRACTCORTICOSPINAL TRACTCORTICOSPINAL TRACT
behavioralphys.wikispaces.com behavioralphys.wikispaces.com
upload.wikimedia.org/wikipedia/commons/5/51/A...upload.wikimedia.org/wikipedia/commons/5/51/A... upload.wikimedia.org/wikipedia/commons/5/51/A...upload.wikimedia.org/wikipedia/commons/5/51/A...
Alberts B, Bray D, Lewis J, et al. 1994Alberts B, Bray D, Lewis J, et al. 1994Alberts B, Bray D, Lewis J, et al. 1994Alberts B, Bray D, Lewis J, et al. 1994
Barr 1979Barr 1979Barr 1979Barr 1979
England and Wakely 1991England and Wakely 1991England and Wakely 1991England and Wakely 1991
CORTICOBULBAR TRACTCORTICOBULBAR TRACTCORTICOBULBAR TRACTCORTICOBULBAR TRACT
Barr 1979Barr 1979Barr 1979Barr 1979
EXTRAPYRAMIDAL MOTOR EXTRAPYRAMIDAL MOTOR SYSTEMSYSTEM
EXTRAPYRAMIDAL MOTOR EXTRAPYRAMIDAL MOTOR SYSTEMSYSTEM
Substantia nigraSubstantia nigra
Basal GangliaBasal Ganglia
Subthalamic nucleusSubthalamic nucleus
Red nucleusRed nucleus
ThalamusThalamus
England and Wakely 1991England and Wakely 1991England and Wakely 1991England and Wakely 1991
Barr 1979Barr 1979Barr 1979Barr 1979
www.ncbi.nlm.nih.gov/bookshelf/www.ncbi.nlm.nih.gov/bookshelf/ www.ncbi.nlm.nih.gov/bookshelf/www.ncbi.nlm.nih.gov/bookshelf/
VESTIBULAR SYSTEM TRACTSVESTIBULAR SYSTEM TRACTSVESTIBULAR SYSTEM TRACTSVESTIBULAR SYSTEM TRACTS
Lateral vestibulospinalLateral vestibulospinal
VestibuloocularVestibuloocular
VestibulocorticalVestibulocortical
Gertz 1991Gertz 1991Gertz 1991Gertz 1991
CEREBELLUMCEREBELLUMCEREBELLUMCEREBELLUM
Spinocerebellar tractSpinocerebellar tract
Vestibulospinal tractVestibulospinal tract
Corticopontocerebellar tractCorticopontocerebellar tract
Dentatorubrothalamic tractDentatorubrothalamic tractCoordinates muscle activity, equilibrium and tone
Tracts are uncrossed
AUTONOMIC NERVOUS AUTONOMIC NERVOUS SYSTEMSYSTEM
AUTONOMIC NERVOUS AUTONOMIC NERVOUS SYSTEMSYSTEM
SympatheticSympathetic
ParasympatheticParasympathetic
SYMPATHETIC NERVOUS SYSTEMSYMPATHETIC NERVOUS SYSTEMSYMPATHETIC NERVOUS SYSTEMSYMPATHETIC NERVOUS SYSTEM
Fight or flightFight or flight
T1-L3 lateral gray of spinal cordT1-L3 lateral gray of spinal cord
NoradrenalineNoradrenaline
Increases heart rate, respiration, dilate Increases heart rate, respiration, dilate pupilspupils
Alberts B, Bray D, Lewis J, et al.Alberts B, Bray D, Lewis J, et al. 19941994Alberts B, Bray D, Lewis J, et al.Alberts B, Bray D, Lewis J, et al. 19941994
PARASYMPATHETIC NERVOUS PARASYMPATHETIC NERVOUS SYSTEMSYSTEM
PARASYMPATHETIC NERVOUS PARASYMPATHETIC NERVOUS SYSTEMSYSTEM
Basal metabolismBasal metabolism
Brainstem, cervical and sacral spinal Brainstem, cervical and sacral spinal cordcord
Slows heart rate, respiration, constricts Slows heart rate, respiration, constricts pupilspupils
AcetylcholineAcetylcholine
Ross, Romrell and Kaye 1999Ross, Romrell and Kaye 1999Ross, Romrell and Kaye 1999Ross, Romrell and Kaye 1999
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