IB Psychology Parts of the Brain

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amygdala
processes emotions, fight-or-flight response, reward/ fear processing, learning
primary motor cortex
critical to initiating motor movements, coordination and initiation of motor movement
temporal lobe
perception, face/ object recognition, memory aquisition, emotional reactions
thalamus
receives sensory cortex and sends them to appropriate areas of forebrain
Wernicke's area
- language comprehension and development
cerebral cortex
all thinking activities (determining personality, planning, intelligence, organization); divided into 4 lobes
medulla
- basic bodily functions such as breathing, heart rate, blood pressure, digestion, circulation ,etc.
neurotransmitter
brain chemicals that communicate information throughout our body and brain
pituitary gland
releases growth hormones
reticular formation
regulate sleeping, alertness, focus controls, sleep- wake cycle
sensory cortex
receives all sensory output from the body
auditory cortex
- process auditory information
spinal cord
connects peripheral nervous system to brain, information is sent through and to the brain
brain stem
alertness, sleep, balance, startle response, basic vital life functions
Broca's area
- left frontal lobe
- language production, comprehension of syntax
cerebellum
monitors and regulates motor control, automatic muscle movements, balance, timing
corpus callosum
connects right and left hemisphere and allows information to pass through
frontal lobe
planning, solving, decision making, motor control, impulse
hippocampus
- explicit memory associated with Short Term memory
hypothalamus
hunger thirst, body temperature, sleep, homeostasis
parietal lobe
receives and processes sensory information ( pain, touch, pressure),
endocrine system
system of glands that secrete hormones into the bloodstream ( controlled by hypothalamus)