Five-month-old Averie loves shaking her toy bear in different ways to hear the different bell
sounds it makes. According to Piaget, which technique in the sensorimotor stage is Averie
demonstrating?
a. Reflex
b. Primary circular reaction
c. Secondary circular reaction
d. Tertiary circular reaction
c. Secondary circular reaction
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A meta-analysis of gender differences in emotional expressions found that girls and women, compared to boys and men, were more likely to express feelings of _______.
a. guilt b. shame c. both of the above d. neither of the above
The role of the pinna in hearing is ____
a. ?to transmit vibrations to the auditory cortex b. ?to gather sound waves c. ?to convert sound waves into electrochemical energy d. ?nothing, as the pinna has no practical hearing function
So-called "mad cow disease" is a type of a. transmissible spongiform encephalopathy (TSE)
b. encephalitis. c. meningitis. d. kuru.
Your friend just brought her newborn home and was very concerned that her baby's head was not right. There were two spots that seemed like the skull did not close. She thinks that there is a problem; what do you think?
a. There is no problem. Those spots are fontanels and are supposed to be there. b. You think that she should have her baby get corrective surgery before anyone else sees her. c. You are not sure, but you think that she should take her baby to her doctor as soon as possible. d. It appears to you that the baby might have bone cancer.