2011 psycho Flashcards
What is the minimum threshold needed to detect a sensory stimulus?
a. Absolute threshold
b. Difference threshold
d. Just noticeable difference
a. Absolute threshold
Which of the following represents the sensation with the smallest sensitivity and highest weber’s constant according to Weber’s law?
a. Light intensity
b. Lifter weights
c. Taste intensity
d. Electric shock
c. Taste intensity
From Miller and Kessen’s experiment of rats, it has been concluded that artificial sweeteners resulted in weight gain. How would this weight gain occur?
Increasing the number of calories
What is the neurotransmitter associated with the rewards system in the brain?
a. Acetylcholine
b. Dopamine
c. Epinephrine
d. Serotonin
b. Dopamine
The stimulation of a certain area in the brain has been shown to increase aggressiveness in rats and cats. What is this area?
a. Temporal lobe
b. Parietal lobe
c. Hypothalamus
d. Cerebellum
c. Hypothalamus
What value of IQ represents the borderline between normal intelligence and mental retardation?
a. 80
b. 70
c. 60
d. 50
b. 70
What number represents the normal capacity of STM (short term memory) in individuals?
a. 5
b. 7
c. 9
d. 6
b. 7
One clinically normal parent has a defective gene for phenylketonuria (PKU) while the other parent is normal with no PKU gene. What is the probability that one of their children will develop phenylketonuria?
a. 0%
b. 25%
c. 75%
d. 100%
a. 0%
The unconditioned response to an unconditioned stimulus is
a. learned via conditioning
b. innately determined
b. innately determined
which of the following is false about perception?
a. It is a neural process
b. It involves both central and peripheral processes
c. It is influenced by direct sensory stimuli
d. It involves memory and learning
a. It is a neural process
The schedule used in operant conditioning that has the highest rate of response is:
a. fixed ratio
b. variable ratio
c. fixed interval
d. variable interval
b. variable ratio
In an experiment, 2 stimuli were present to the person. When the first stimulus was presented, a shock was applied to the person’s finger. The second stimulus was presented with no shock. What is this called?
a. Conditioned generalization
b. Conditioned discrimination
c. Conditioned reinforcer
b. Conditioned discrimination
A person suffers from an apparent lack of hunger and lesions to the hypothalamus on both sides. What is this called?
a. lateral hypothalamus syndrome
b. ventromedial hypothalamus syndrome
c. bulimia
a. lateral hypothalamus syndrome
“ We feel sorry because we cry and we get angry because we tremble.” What theory is this?
The James-Lange theory
Sir Charles Spearman identified that some aspects of cognitive performance sometimes depend on reproductive and sometimes eductive abilities. Which of the following is eductive?
- solving a problem
- answering this question
- playing a musical instrument
- reading a book
- taking a verbal test
-solving a problem
