Which of the following is FALSE regarding smoking while pregnant based on the research presented in your textbook?
a) The infant has a higher chance of being born prematurely.
b) The carbon monoxide the infant is exposed to is high while the oxygen the infant is exposed to is lower than normal.
c) The many chemicals experienced by the smoker are also experienced by the fetus since the chemicals cross the placental barrier.
d) Because there is a chance the baby will be born healthy, there is more risk in quitting smoking while pregnant than waiting until the pregnancy is over.
Answer: d
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Subject variables
a. cannot be experimentally manipulated. b. can be experimentally manipulated. c. are never studied in correlational designs. d. are not included in quasi-experimental designs.
Physiologically, our experience of "sharp" and "dull" pain is because
A. there are two types of pain fibers. B. there are two types of pain receptors in the brain. C. different parts of the brain process the different types of pain. D. top-down processing of pain.
When a person is nearsighted, this most likely means that their eye _______
a. is elongated b. is flattened c. is cataract d. is functionally blind
A humanistic psychologist would most likely agree that anxiety __________.
A. occurs when we try so hard to live up to others' expectations that we lose touch with our own desires and feelings B. results from feelings and emotions repressed during childhood C. results from unconscious desires D. results from irrational thoughts