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15 Cards in this Set

  • Front
  • Back
Neurons
Nerve cell, electrical pulses travel down them in only one direction
Dendrites
Receive information from other neurons
Cell body(soma)
receives information from dendrites
Axon Hillock
measures stimulation of neuron, if sufficiently excited, neuron fires
Acetycholine(Ach)
Elicits contractions of skeletal muscles
Cerebral Cortex
outer layer (surface) of the brain
Primary visual cortex
Visual center is in the occipital lobe in the back of the head
Primary auditory cortex
auditory center is in the temporal lobe, if stimulated, you can hear sounds but not identify them
Primary Somatosensory cortex
Sensory center in parietal lobe, experience touch, pressure, heat, or cold
Motor Cortex
Motor center in the frontal lobe. If stimulated, involuntary movement of body parts.
Broca's Area
In frontal lobe of left hemisphere(near motor cortex) Associated with speech production
Wernicke's Area
In temporal lobe of left hemisphere (near visual and auditory cortex) Associated with speech comprehension
Left Hemisphere of Brain
Right Visual Field
Sensory from right side of body
Controls motor movement on right side
Language
Right Hemisphere of Brain
Left Visual Field
Sensory from left side
Spatial
Emotion
CT or CAT scan
shows cross sectional slices of the brain