Six-month old Hanna is in the _____ stage of cognitive development, whereas her 5-year-old brother is likely in the _____ stage
a) preoperational; concrete operations
b) sensorimotor; preoperational
c) formal operations; sensorimotor
d) concrete operations; concrete operations
Answer: b
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In Sigmund Freud's theory of psychosexual development, the __________ represents the ever-present source of biological needs and desires.
A. superego B. ego C. id D. identity crisis
Glial cells whose function most closely resembles that of the immune system are called ____
a. oligodendrocytes b. Schwann cells c. microglia d. radial glia
Which of the following is true of absorp8ve cells in the small intes8ne?
a. are also called enteroendocrine cells b. have many microvilli covering their basal surfaces c. absorb lipids by ac8ve transport d. synthesize triglycerides from absorbed lipids e. do not contain wide intercellular gaps
In which qualitative research method does the researcher have initial guiding questions or core concepts to ask about, but is free to move the conversation in any direction of interest that may come up?
a. participant observation b. direct observation c. unstructured interview d. case study