Impaired hearing and vision, deformed teeth and bones, and liver damage may occur as a result of which teratogen?
a. Congenital syphilis
b. Rubella
c. Spina bifida
d. Alcohol
e. Nicotine
a
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Long, slow, high-amplitude waves on an EEG indicate a great deal of brain activity
a. True b. False Indicate whether the statement is true or false
Other than natural aging, which of the following are other known factors to increase the risk for hearing loss?
a. smoking cigarettes b. excess of calcium c. exposure to sun d. sleep deprivation
Research on handedness demonstrates that
A) handedness is strongest for simple skills requiring little practice or training. B) the orientation of most fetuses—facing toward the right—probably causes right-handedness. C) right-handers are more likely than left-handers to develop outstanding verbal and mathematical talents. D) most left-handers have no developmental problems.
What is a potential problem with the use of IUDs?
A) They can cause excessive menstrual cramps. B) They can increase blood pressure. C) They can fall out during athletic activities. D) They can cause a mucous discharge.