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Lecture 1

PSYC 4640 Lecture 1: 4640OVERHEADS

7 Pages
90 Views
Fall 2015

Department
Psychology
Course Code
PSYC 4640
Professor
Kelly
Lecture
1

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Chapter 1
PHYSIOLOGICAL HOMOZYGOUS
ONTOGENETIC HETEROZYGOUS
EVOLUTIONARY AUTOSOMAL
FUNCTIONAL HERITABILITY – MULTIPLIER EFFECT
DUALISM VS MONISM EPIGENETICS
IDENTITY POSITION
SOLIPISM
Chapter 2
NEURONS
PLASMA MEMBRANE
NUCLEUS
MITOCHONDRIA
RIBOSOMES
ENDOPLASMIC RETICULUM
NODES OF RANVIER
SENSORY, MOTOR
AFFERENT, EFFERENT
INTERNEURON
INTRINSIC
PROPAGATION – no myelin
SALTATORY CONDUCTION – myelin
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GLIAL CELLS:
CNS – oligodendrocytes - – MYELIN SHEATH PNS – Schwann cells – MYELIN SHEATH
MICROGLIA AND ASTROCYTES
RADIAL GLIA
BLOOD BRAIN BARRIER – endothelial cells, area postremia
CONCENTRATION GRADIENT – high to low
ELECTRICAL GRADIENT – opposites attract
SODIUM Na+
POTASSIUM K+
RESTING POTENTIAL -70Mv
SODIUM/POTASSIUM PUMP – 3 Na+ out/2 K+ in
HYPERPOLARIZE
DEPOLARIZE
THRESHOLD ~ -55Mv
ACTION POTENTIAL
ALL OR NONE LAW
REFRACTORY PERIOD
TRAVELS VIA PROPAGATION
MYELIN SHEATHS HAVE NODES OF RANVIER THAT SPEED TRANSMISSION
LOCAL NEURONS PRODUCE GRADED POTENTIALS
Chapter 3
SYNAPSE – PRESYNAPTIC AND POSTSYNAPTIC NEURONS
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Description
Chapter 1 PHYSIOLOGICAL HOMOZYGOUS ONTOGENETIC HETEROZYGOUS EVOLUTIONARY AUTOSOMAL FUNCTIONAL HERITABILITY MULTIPLIER EFFECT DUALISM VS MONISM EPIGENETICS IDENTITY POSITION SOLIPISM Chapter 2 NEURONS PLASMA MEMBRANE NUCLEUS MITOCHONDRIA RIBOSOMES ENDOPLASMIC RETICULUM NODES OF RANVIER SENSORY, MOTOR AFFERENT, EFFERENT INTERNEURON INTRINSIC PROPAGATION no myelin SALTATORY CONDUCTION myelin
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