What is the name of the largest hole in the skull, which allows the spinal cord to connect to the brain?
a. Pia mater meninx
b. Foramen magnum
c. Arachnoid magnum
d. Dura mater meninx
B
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Vigorous use of fast-twitch fibers results in fatigue because the process is ____
a. aerobic b. anaerobic c. anabolic d. abolic
Which of the following is NOT a personal characteristic that is related to choosing an occupation?
a. Specific aptitudes c. Income b. Social skills d. Interests
What is the third-variable problem in reference to correlational studies?
A) Third variables act causally on some other variables, but not on all other variables. B) Each variable in a correlation exerts a causal influence on the other. C) A causal relationship between two variables cannot be inferred from the correlation between two variables. D) Correlations can be caused only by another (third) variable.
Information obtained from a web site gains credibility if
a. the author is a well known authority b. the author's work is cited approvingly by a well-known authority c. you can find biographical material validating the author's credentials d. All of these increase credibility.