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Exam 1 Study Guide (16 pages)

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Exam 1 Study Guide


Study Guide for PSY 256 Exam 1

Study Guide
University of North Carolina at Wilmington
Psy 256 - Brain and Behavior
Brain and Behavior Documents

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Exam # 1 Study Guide Lectures: Chapter 1-4 Lecture: 1/13 Chapter 1 -Central Nervous system - only brain and spine (Peripheral is everything else) -Brian attached to bottom is brain stem cerabelum attached to brain stem (motor system) 3 major divisions of the brain 1. forebrain 2. midbrain 3. hindbrain (brainstem) -cortex means bark, the pink outside PAGE 61: 4 lobes - temporal (bottom front), frontal (top front), visual or occipital (bottom back) and parietal (top back) -Ridges in between the fold- Gyrus -Hippocampus (memory) means seahorse often times parts were named after things they looked like -Amygdala means almond PAGE 20: Soma is the same as cell body (cell body ------> axon) -Dendrites look like branches coming out of the cell body Electric spark - action potential which happens between the gaps on the axon - gaps known as nodes of RANVIER no other cell in the body communicate like this comes into the cell body then through the axon and out the terminal buttons - knobs at end also known as synaptic knob neurons can be as long as 6ft tall PAGE 50: imaginary line from bottom to top of a person - neuraxis bottom - posterior PSY 256 1st Edition top - Rostral or anterior away - lateral (ex: my hand is lateral from my elbow) closer - medial side top - dorsal side bottom - ventral Ipsilateral same - side (ex: right arm is ipsilateral to right leg) contralateral - opposite side  Camillo Golgi (1843-1926) Golgi-stain – silver chromate that stains cell body and processes Neurons are continuous – fused together  Santiago Ramón Cajal (1852-1934) Neurons are independent units -(Page 5): read and study the section called “the nature of behavioral neuroscience Know the names of historical people who laid the foundations and know their contributions  Hippocrates- thought that the brain was the seat of thought  Aristotle- thought that the brain cooled the passions of the heart  Galen- went back to the notion that the brain is the center of thinking...he also dissected the brain)  Descartes- (be sure to read this section about Dualism...it is important because it has to do with freewill among other things)  Galvani- found that electrical stimulation of a frog muscle made it twitch  Muller- (be sure to know about his contributions, including the doctrine of specific nerve energies  Pierre Flourens- made small ablations in animal brains and noticed the effect)  Fritsch and Hitzig- found that stimulation of motor cortex made the opposite leg move in dogs)  Von Helmholtz- made a lot of contributions including measuring the speed of conduction in a nerve, and a theory of color vision  Read the section on Darwin **Read the section on “Careers in Neuroscience” And “Strategies for learning” **Read the Epilogue about how computers and brains are alike and dissimilar Lecture: 1.15 What’s the difference between a cell and a neuron? Cell Nucleus Mitochondria- powerhouse of the cell Ribosomes- transcription of DNA and ...

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