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Lecture 2

PSYC 1001 Lecture Notes - Lecture 2: Cerebral Cortex, Central Nervous System, Hypothalamus


Department
Psychology
Course Code
PSYC 1001
Professor
Pamela Miller
Lecture
2

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Perceiving Intensity
Speed of action potential
Rate of firing
Quantity of neurons firing
Types of Neurons
Sensory neurons
Motor neurons
Interneurons
Central Nervous System
Brain & spinal chord
Brain
o New brain cerebral cortex: evolutionarily its uniquely human
o Old brain central core: similar to more primitive animals
o Animal brain emotions and self preservation
Cerebral Cortex
Frontal Lobe
o Speech, reasoning, thinking, emotions, motor strip
Occipital Lobe
o Aspects of vision
Parietal Lobe
o Spatial location
o Attention
o Sensation
o Somatosensory strip
Temporal Lobe
o Processing sound
o Storing new memories
o Comprehending language
o Visual recognition
Central Core (Old Brain)
Medulla
o Breathing & Beating of heart, walking and sleeping
Pons
o Sleep, dreams, waking from sleep
Reticular Formation
o Sleep, arousal, tells cerebral cortex to get ready tells upper brain
something is coming
Thalamus
o Relay station for senses
o Gets info and interprets it and forwards it to the correct place
Cerebellum
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