Chapters 3-5 Flashcards
Is classical conditioning voluntary or involuntary?
Classical conditioning is involuntary.
Avoiding a consequence is ____.
Negative reinforcement.
Sensation is the activation of receptors located in…
The eyes, the ears, the skin, the nasal cavities, and the tongue.
What is Webbers law of just noticeable differences?
A point at which a stimulus is detectable half of the time it’s present.
What is absolute threshold?
The smallest amount of energy that causes conscious detection 50% of the time.
Example: the ticking of a clock, candlelight. Perfume. Sugars in food.
What is stimuli just below our level of conscious awareness?
Subliminal messages.
When the brain stops responding to constant unchanging stimuli it becomes a….
Habit.
Detects changes in brightness and functions best in low light
Rods.
Sensitive to color and works best and bright light and is also responsible for the sharpness of information.
Cones.
The trichromatic theory suggests that ….
We only see in combinations of red blue and green.
The opponent process theory suggests that…
Color perception is controlled by the activity of two opponent systems: blue yellow mechanism and a red green mechanism.
In color blindness you see..
No color at all.
With color deficiency you have…
Limited color perception.
What are the three sound aspects of hearing?
Pitch (frequency), loudness, and timbre (purity).
What is the place theory of sound?
It states that the location of the hair cells inside of her ear correspond to different pitches of sound.
What is the frequency theory of sound?
The speed in which the membranes in our ear respond to pitches of sound.
What is olfaction?
Sense of smell.
What is gustation?
Our sense of taste.
The gestalt principle states that…
The whole is bigger than the sum of its parts.
Depth perception is the ability to…
See in 3-D.