Sensation & Perception: Vision
The boundary between awareness and unawareness in psychophysics is called the _______.
Absolute Threshold
Areas in the _____ hemisphere analyze sounds related to language
Left
Low level sensory awareness and responsiveness is referred to as
Minimal consciousness
Tendency for larger doses of a drug to be required over time to achieve the same effect
Tolerance
How is brain activity during sleep usually measured?
EEG
The three physical properties of light waves are
Length, Amplitude, and Purity
Tiny hairs in the ear that bend against the tectorial membrane
Cilia
Unity of consciousness is also referred to as
Divided attention
When withdrawal symptoms occur after discontinuing use of a substance
Physical dependence
How often do you cycle into REM sleep
Every 90 minutes
Length is to hue as amplitude is to
Brightness
Amplitude at which a sound can cause physical damage
85 decibels
Name three of the four properties of consciousness
Intentionality, Unity, Selectivity, Transience
Substances that reduce activity of the central nervous system
Depressants
The process which fixes memories into long term storage during sleep
Consolidation
Structure that allows animals to see better at night by double-exposing photoreceptors
The three dimensions of sound are
Frequency, amplitude, and complexity
The Cocktail party phenomenon is an example of this property of consciousness
Selectivity
Name one example of a benzodiazepine
Valium, Xanax, Ativan, Rohypnol
Theory that dreams are produced when the brain attempts to make sense of activations that occur randomly during sleep
Activation-Synthesis Model
The difference in the retinal images of the two eyes that provides information about depth
Binocular disparity
The philosophy that consciousness is a mental screen for which things appear to be presented for viewing by the mind’s eye
Cartesian Theatre
Substances that excite the central nervous system
Stimulants
High frequency brain waves that occur in periods of alertness
Beta Waves