Cigarette smoke contains many ingredients. However, only two of these are able to pass through the placenta to the fetus. They are
a. nicotine and hydrocarbons.
b. nicotine and carbon monoxide.
c. carbon monoxide and hydrocarbons.
d. hydrocarbons and carbon dioxide.
b
Psychology
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At age 90, the average man is almost deaf
Indicate whether this statement is true or false.
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Newer local anesthetics are simple modifications of the cocaine molecule that do not pass the blood-brain barrier and thus do not produce cocaine-like feelings of euphoria
Indicate whether the statement is true or false
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The dependent variable in this study is the
(a) subject (b) rating of pain (c) pain itself (d) approval or not by the FDA (e) drug
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