Photoreceptors in the human eye include
a. rods and cones.
b. amacrine cells.
c. ganglion cells.
d. bipolar cells.
e. optic nerve.
a. rods and cones.
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Between 12 and 18 months, most infants ______
a. begin to use intonation in their language b. build a vocabulary of one-word sentences c. begin to distinguish, in their language, between themselves and others d. begin to form two- and three- word sentences
Answer the following statement(s) true (T) or false (F)
A placebo refers to a substance identical in appearance to a drug but physiologically inert.
In addition to Erik Erikson, who is credited for posing a theory of infant social development centered on the critical importance of the relationship between infant and caregiver?
a) Harry Harlow b) Rene Spitz c) Konrad Lorenz d) John Bowlby
According to the social development model, which of the following was a better predictor of alcohol problems:
a. Perceived harmfulness of alcohol use b. Peer alcohol initiation c. Ethnicity d. Social development as early initiation