In addition to describing movement detection in terms of the environment, researchers have proposed different ways to detect movement from a physiological perspective. The Reichardt detector is one solution. Which of the following is the greatest weakness of the Reichardt detector?
A) ?It only explains motion detection for images that cross the receptors.
B) ?It only explains how eye movements can be accounted for in motion detection.
C) ?It only is able to detect lateral movement of stimuli.
D) ?It operates using excitatory and inhibitory signals.
A
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Which of the following is TRUE regarding lead?
a. Even today, paint contains high levels of lead. b. Lead can be found in soil, but not in water. c. A simple blood test can detect high levels of lead in children. d. The effects of lead exposure do not appear until late adolescence or adulthood.
According to operant conditioning theory, ________
A) the frequency of a behavior can be increased through punishment, such as disapproval B) normal development must be understood in relation to each culture’s life situation C) the id develops as parents insist that children conform to the values of society D) the frequency of a behavior can be increased by following it with a wide variety of reinforcers