ch. 4 states of consciousness
The stage of sleep where vivid dreaming most often occurs.
What is REM sleep?
This term refers to the process of converting physical energy into neural signs.
A stimulus that naturally triggers a response is called:
What is an unconditioned stimulus?
What is narcolepsy?
Not noticing your watch after wearing it for a while is an example of:
What is sensory adaptation?
Stopping a conditioned response after the UCS is removed is called this:
What is extinction?
The structure in the hypothalamus that acts as the body's clock and responds to light is the:
What is the suprachiasmatic nucleus (SCN)?
The tendency to group nearby objects together reflects this Gestalt principle.
What is proximity?
Rewarding closer and closer approximations of behavior is known as:
What is shaping?
According to this theory, sleep evolved because it conserved energy and reduced exposure to predators during vulnerable periods.
What is evolutionary theory of sleep?
Being able to tell the difference between Coke and Pepsi in a blind taste test depends on this threshold:
What is just noticeable difference?
Checking your phone because notifications arrive at unpredictable times is an example of what schedule?
What is variable-interval schedule?
A nurse works different shifts every few days and struggles to maintain a normal sleep cycle. This is:
What is rotating shift work?
The fact that we are more sensitive to small changes in dim light than bright light supports this law:
What is Weber's Law?
Behaviors followed by satisfying consequences are strengthened. This principle is known as:
What is the law of effect?