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Set 2 - Brain Anatomy-Function Cards
Functions of different brain structures
22
Biology
Undergraduate 4
11/03/2011

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Cards

Term
cerebellum
Definition
involved in movement coordination, motor learning and sequencing functions
Term
cerebral aqueduct
Definition
-part of ventricular system
-provides CSF circulation
Term
choroid plexus
Definition
produces CSF
Term
caudate nucleus
Definition
-part of basal ganglia
-integrates input from cerebral cortex into basal ganglia processing
Term
cingulate gyrus
Definition
-cortical component of limbic system
-involved in emotional and cognitive processing
Term
entorhinal cortex
Definition
plays role in object-recognition memory
Term
globus pallidus
Definition
-nucleus of basal ganglia
-provides principle output of basal ganglia to motor nuclei of thalamus
Term
infundibular stalk
Definition
connects hypothalamus to pituitary and contains the blood vessels and neurons that allow for communication
Term
insula
or
insular cortex
Definition
interoceptive awareness, motor control, homeostasis, self, social emotions, emotions, salience
Term
internal capsule
Definition
-motor tracts
-conveys cortical efferents and afferents
Term
lateral geniculate nucleus
Definition
visual info
Term
medial geniculate nucleus
Definition
-relays frequency, intensity, and binaural info to cortex
-detects relative intensity and duration of sound
Term
nucleus accumbens
Definition
reward, pleasure, laughter, addiction, aggression, fear, placebo effect
Term
optic nerve
Definition
conveys visual info from retina to brain
Term
optic tracts
Definition
conveys visual info to diencephalon and midbrain
Term
optic chiasm
Definition
conveys decussation axons of the optic nerve
Term
periaquaductal gray
Definition
-modulates pain processing
-participates in autonomic control
-surrounds cerebral aquaduct
Term
pons
Definition
-contains many ascending and descending tracts and many nuclei involved in control of vital functions
-contains nuclei for four of the cranial nerves
Term
preoptic area
Definition
plays a role in sexual behavior
Term
putamen
Definition
integrates input from cerebral cortex into basal ganglia processing
Term
thalamus
Definition
-relay station
-motor systems
-regulates sleep consciousness
-relays signals to the cingulate gyrus, cerebral cortex, motor cortex
Term
hypothalamus
Definition
-region of the brain containing many different nuclei that control reproduction, hunger, thirst, biological rhythms, body temp, fatigue, sleep, etc.
-links nervous system to endocrine system
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