Psych Exam 1

Front 1

Wernicke’s Area

Back 1

understanding speech

Front 2

Broca’s Area

Back 2

language area, speech production

Front 3

Somatosensory Cortex

Back 3

touch, pain

Front 4

Motor Cortex

Back 4

body movement

Front 5

Corpus Callosum

Back 5

connects 2 hempisheres

Front 6

Hypothalamus

Back 6

constant internal state, homeostasis, endocrine system

Front 7

Thalamus

Back 7

processes sensory information, gateway to cerebral cortex

Front 8

Amygdala

Back 8

fear,excitement, arousal

Front 9

basal gangalia

Back 9

control movement, generate motor programs

Front 10

substantia nigra

Back 10

activates basal gangalia to respond to rewards

Front 11

Superior Colliculus

Back 11

processes information about sight in the context of head and neck reflexes

Front 12

Inferior Colliculus

Back 12

processes information about sound in the context of head and neck reflexes

Front 13

cerebellum

Back 13

balance and body control

Front 14

medulla

Back 14

vital functions

Front 15

Reticular Activating System

Back 15

cortical arousal, consciousness

Front 16

4 lobes of cerebral cortex

Back 16

1) Frontal – conscious functions, motor function, language, memory
2)Parietal – touch and perception
3)Occipital- visual cortex
4) Temporal- hearing, understanding language, autobiographical memories

Front 17

left brain

Back 17

fine tuned language skills, actions

Front 18

right brain

Back 18

coarse language, visuospatial skills

Front 19

brain stem

Back 19

involuntary functions, breathing, heart rate

Front 20

neuron cell body

Back 20

neuronal membrane encases body that manufactures new cell
Components

Front 21

neuron dendrites

Back 21

receives signals

Front 22

neuron synapses

Back 22

space between neurons where neurotransmitters are relased

Front 23

neron axon

Back 23

sends signals

Front 24

glial cells

Back 24

support cells in nuervous system that play roles in formation of myelin and blood brain barrier, respond to injury, and remove debris

Front 25

blood brain barrier

Back 25

glial cells forming a fatty coating that prevents certain substances from entering the brain

Front 26

myelin

Back 26

glial cell wrappers that are around axons to insulate neuron signals

Front 27

action potentials

Back 27

regenerative electrical impulse that travels down the axon and allows neurons to communicate

Front 28

6 major neurotransmitters: 1)acetylcholine
2)dopamine
3)norepinephrine
4)serotonin
5)GABA
6)Endorphins

Back 28

1) muscle contraction, cortical arousal
2)motor function and reward
3) cortical arousal
4) cortical arousal
5) main inhibitory neurotransmitter in the nervous system
6)pain reduction

Front 29

hippocampus

Back 29

spatial memory

Front 30

EEG

Back 30

surface level brain activity measurement, electroencephalography

Front 31

fmri

Back 31

magnetic fields visualize brain activity

Front 32

chromosomes

Back 32

slender threads in a cell neucleus that carry genes

Front 33

genes

Back 33

genetic material made up of dna

Front 34

genotype

Back 34

genetic makeup

Front 35

phenotype

Back 35

physically observable traits

Front 36

dominant genes

Back 36

mask other genes effects

Front 37

recessive genes

Back 37

expressed only in the abscence of a dominant gene

Front 38

heritability

Back 38

percentage of the variability of a trait across individuals due to genes