Which of the following is true of sensory receptors?
A. Sensory receptors are specialized cells that are not selective.
B. Sensory receptors send information to the environment, creating local electrical currents.
C. Sensory receptors are the openings through which the brain and nervous system experience the world.
D. Not all sensation begins with sensory receptors.
Answer: C
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A person who has an identical twin who has just been diagnosed with schizophrenia has which of the following odds to develop schizophrenia?
a. approximately 1 in 1,000 b. approximately 1 in 100 c. approximately 1 in 10 d. approximately 1 in 2
You are conducting an experiment to determine if listening to music while studying improves learning. If there was no difference between the test performance of the experimental and control groups, then we can conclude that
a. extraneous variables were not controlled. b. the two groups were not randomly assigned. c. listening to music while studying improves learning. d. listening to music while studying had no effect on learning.
One of the most significant environmental factors correlated with the development of major depressive disorder (MDD) is
A. prenatal exposure to androgens. B. stress. C. emergency caesarean sections. D. high birth weight.
Which of the following describes typical lesbian sexually explicit films?
A. They focus on the eroticism of the male body. B. They usually feature realistic sexual interactions with a range of body types. C. Women are typically very slim and most have breast implants. D. Women in lesbian films are always strikingly masculine in their appearance.