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Nervous System Vocab
Mulcahey - AP Psych Tri 2
41
Psychology
12th Grade
03/31/2015

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Term
Alexia
Definition
inabiliity to read language, but can write
Term
Agraphia
Definition
inability to write
Term
Apraxia
Definition
inability to perform a learned motor skill (ex. combing your hair)
Term
Broca's Aphasia
Definition
inability to form sentences, can understand speech
Term
Wernicke's Aphasia
Definition
inability to understand speech
Term
Global Aphasia
Definition
combination of both Wernicke's and Broca's
Term
Visual Agnosia
Definition
inability to recognize objects
Term
Prosopagnosia
Definition
inability to recognize familiar faces
Term
Chronic Traumatic Encephalopathy
Definition
Progressive degeneration of the CNS due to repeated head trauma
Term
Hindbrain
Definition
cerebellum
medulla
Sleep, autonomic functions
Term
Cerebellum
Definition
voluntary movements, balance
Term
Medulla
Definition
reflex regulation, muscle coordination, breathing
Term
Sleep, Autonomic functions
Definition
pons
Term
Midbrain
Definition
RAS
Term
RAS
Definition
sleep/wake, awareness or incoming signals
center of dopamine production
Term
Forebrain
Definition
sensory info received
control of hunger, thirst, sex
ability to think, formation of personality
research shows development continues into the early 20s
Term
Forebrain consists of
Definition
Thalamus
hypothalamus
Limbic System
Hippocampus
Cerebrum
Term
Thalamus
Definition
relays and integrates sensory information
Term
Hypothalamus
Definition
regulation of basic biological needs (hunger, thirst)
links brian with endocrine system
helps control autonomic nervous system
Term
Limbic System
Definition
emotional centers (amygolala), pleasure centers
Term
Hippocampus
Definition
seahorse shaped structures that contain personal memories/knowledge
Term
Cerebrum
Definition
most sophisticated area of the brain
allows for thought, planning, consciousness
split into 2 hemispheres, each having 4 lobes (occipital, parietal, temporal, frontal)
Term
Occipital
Definition
primary visual cortex
Term
Parietal
Definition
visual integration, dreams, somatosensory cortex (touch)
Term
Temporal
Definition
primary auditory cortex
Term
Frontal
Definition
primary motor cortex, mirror neurons
Term
Lesioning
Definition
destroying part of the brain to determine the function
Term
Electroencephalograph (EEG)
Definition
can measure activity of the entire brain
measures electrical activity
used to determine dream activity
Term
Electrodes
Definition
through artificial electrical current, brain is stimulated
Term
Imaging
Definition
used to provide info on possible injury and/or function of brain (PET, MRI, CAT, fMRI, MEG)
Term
Somatic
Definition
controls voluntary muscles, connects to sensory receptors
Term
Autonomic
Definition
controls involuntary muscles, blood vessels, organs
Term
Parasympathetic System
Definition
conserves energy
Term
Sympathetic System
Definition
releases energy, often in response to emergency situations
Term
Acetylcholine (ACh)
Definition
muscle movement
Term
Dopamine
Definition
voluntary movement, reward pathways
Term
Norepinephrine
Definition
mood and emotion
Term
Serotonin
Definition
aggression, sleep/wake cycles
Term
GABA
Definition
anxiety levels
Term
Agonists
Definition
mimics
Term
Antagonists
Definition
blockers
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