Clinical observation of injured or
mentally ill individuals
Examining bodies after death
this system was observed to better understand biological psychology
nervous system
Patterns of bumps on the
skull correlated with personality
traits and
abilities
phrenology
Microscopic examination of the nervous system
How does the structure of nervous system cells correlate
with behavior?
histology
Measures electricity passed
between two surface electrodes
placed on skin of hand or
finger
skin conductance response
Measurement of the brain’s
electrical activity using electrodes
placed on the scalp
elecroencephalogram (EEG)
Measurement formed by averaging EEG
responses to a stimulus,
such as a light or tone.
event-related potential
Measurement of a single neuron’s activity
obtained through a
surgically implanted electrode
single-cell recording
Recording of the tiny amounts of
magnetic output of the brain
magnetoencephalography
Measurement that uses the
accumulation of radioactively tagged
glucose or oxygen to identify
activity levels in parts of the brain
Positron emission tomography