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LECTURE 5

STUDY
PLAY
ASTROCYTES
GLIAL CELLS: (BARRIER) FORM BLOOD-BRAIN BARRIER, SUPPORT, REPAIR, DEVELOPMENT
NEURONS
EXCITABLE NERVE CELLS THAT RANSMIT ELECTRICAL SIGNALS
ADULT BRAIN STRUCTURE: MYELENCEPHALON
MEDULLA OBLONGATA
OLIGODENDROCYTES
GLIAL CELLS: (BLANKET) WRAPS AROUND CERTAIN NEURONS IN THE CNS
4 parts of PNS
cranial nerves, spinal nerves, ganglia, plexuses
PRIMARY MOTOR AREA: HOUSES PYRAMIDAL NEURONS WHOSE AXONS DECUSSATE AT THE PYRAMIDS; CONTRALATERAL
PRIMARY MOTOR CORTEX
WHITE MATER STRUCTURES (3)
TRACTS, PEDUNCLES, NERVES
SECONDARY BRAIN VESICLES OF FOREBRAIN
TELENCEPHALON, DIENCEPHALON
ADULT BRAIN STRUCTURE: METENCEPHALON
PONS, CEREBELLUM
ADULT BRAIN STRUCTURE: MESENCEPHALON
MIDBRAIN
SECONDARY BRAIN VESICLES OF HINDBRAIN
METENCEPHALON, MYELENCEPHALON
3 GREY MATTER STRUCTURES
CORTEX, NUCLEI, GANGLIA
CEREBRUM
MAIN REGION OF BRAIN: SENSES, THOUGHT, VOLUNTARY MOTOR, PERSONALITY
GLIAL CELLS
NONEXCITABLE SUPPORTING CELLS THAT SURROUND AND ENWRAP THE NEURONS
GANGLION
BUNDLE OF CELL BODIES LOCATED OUTSIDE THE CNS
PRIMARY MOTOR AREA: FINE MOVEMENTS AND PLANNING, CONNECTED TO SENSORY AREAS - "CONTRALATERAL"
PREMOTOR CORTEX
4 parts of CNS
cerebrum, brain stem, cerebellum, spinal cord
___ GIVES RISE TO MIDBRAIN
MESENCEPHALON
SECONDARY BRAIN VESICLES OF MIDBRAIN
MESENCEPHALON
MICROGLIA
GLIAL GELLS: (PACMAN) PHAGOCYTES THAT EAT UP DEAD NEURONS AND CLEAN UP DEBRIS
EPENDYMAL
GLIAL CELL TYPE: (LINING) LINES THE CENTRAL CAVITY OF SPINAL CORD AND BRAIN WHICH CONTAINS CSF
SCHWANN/SATELLITE CELLS
GLIAL CELLS EQUIVALENT TO OLIGODENDROCYTES (BLANKET) WRAP AROUND CERTAIN NEURONS IN PNS
NEURAL CELLS ARISE FROM
ECTODERM