As many as ________ percent of cases of erectile disorder are caused by medical conditions such as cardiovascular disease, multiple sclerosis, kidney failure, and spinal cord injury.
A. 10
B. 20
C. 30
D. 40
Answer: D
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Mirsky and colleagues have identified four different factors of mental processing and related them to specific anatomical regions in the brain. These four factors are
a. focus execute, sustain, encode, and shift. b. focus execute, sustain, process, and shift. c. encode, process, sustain, and output. d. sustain, encode, shift, and output.
The Premack principle is that:
a. shaping has to proceed in small steps, and all reinforcement must be contingent. b. noncontingent reinforcers will not strengthen behavior. c. negative reinforcers have the same effect as positive reinforcers. d. any act likely to be performed can reinforce a behavior less likely to be performed.
When one neuron sends a message to another neuron instructing it not to fire, this process is known as __________
a. restriction b. catalytic conversion c. sensory degradation d. inhibition
The median age of first time marriage in the U.S. is now _____ for men and _____ for women
a) 35; 25 b) 29; 26 c) 32; 30 d) 28; 24