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The Brain
parts of the brain
22
Psychology
Undergraduate 1
10/03/2011

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Cards

Term
how does the brain develop?
Definition
from hindbrain to forebrain
Term
what is the brain covered with?
Definition
meninges
Term
dura mater
Definition
thick, grayish covering
Term
pia mater
Definition
thin, lays right on top of brain
Term
arachnoid
Definition
web like, on surface of the brain
Term
what is in the hindbrain?
Definition
medulla, pans, and the cerebellum
Term
medulla
Definition
heart rate, breathing, sneezing, coughing, allows you to vomit, helps trigger defensive posture
Term
pans
Definition
sleep, arousal, dreaming, fibers connect brainstem/medulla to cerebellum
Term
cerebellum
Definition
movement, coordinates
Term
what is in the mid brain?
Definition
tectum, tegmentum, and the reticular formation
Term
tectum
Definition
4 bumps (superior colliculi-oreint visual stimuli in space; inferior colliculi-orient auditory stimuli in space)
Term
tegmentum
Definition
strip below rectum, important for integrating sensory information (visual and auditory especially)
Term
reticular formation
Definition
fibers through midbrain to forebrain, important for sleep and arousal
Term
what is in the forebrain?
Definition
thalamus, hypothalamus, limbic system, cerebrum
Term
thalamus
Definition
giant relay center, almost all sensory information passes through, literally means inner chamber
Term
hypthalamus
Definition
under thalamus, important for eating (controls when we start and stop) ifs (feeding, fighting, fleeing, mating)
Term
limbic system
Definition
important for emotion, memory, and motivation
several parts: hippocampus (important for memory, consolidating short term into longterm), amygdala (important for emotion and motivation, especially intense emotions)
Term
cerebrum
Definition
contralateral control, corpus callosum: thick band of fibers that connects the two hemispheres, 4 lobes divided by lateral fissure and central fissure (frontal lobe, temporal lobe, occipital lobe, parietal lobe)
Term
occipital lobe
Definition
primary visual cortex
Term
temporal lobe
Definition
primary auditory cortex, Wernicke's area (comprehends speech)
Term
parietal lobe
Definition
sensory integration (information), spacial information
Term
frontal lobe
Definition
important for personality, decision-making, problem-solving, planning, executing plans, language (broca's area-speech production), primary motor cortex
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