At the beginning of the __________ stage, the developing child has three distinct layers: the ectoderm, endoderm, and mesoderm
a) germinal
b) embryonic
c) fetal
d) fetus
Answer: b
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Which of 26-year-old Tonya's characteristics would qualify her as being a "returning adult student?"
a. The fact that she is leaving a job b. Her age c. The fact that she is the first in her family to go to school d. Her sex
If most of the scores in a distribution are clustered near the middle, the distribution is:
a. skewed. b. a frequency polygon. c. normal. d. bimodal.
The limbic system:
a. Is exclusively involved in emotions, which is why it is called the "emotional brain" b. Is a network of structures located in the cortical regions of the frontal lobe c. Is involved in emotions, along with structures at many other levels of the brain d. Can be easily studied in humans because it is a relatively simple system
Old people usually take longer to learn something new
Indicate whether the statement is true or false.