Rank-order the senses of smell, hearing, taste, and vision with regard to how well developed they are in infancy. Be sure to give evidence to justify your answer
What will be an ideal response?
(1) Smell: Infants respond positively to pleasant smells and negatively to unpleasant smells. They can also recognize familiar odors.
(2) Taste: Newborns readily differentiate salty, sour, bitter, and sweet tastes.
(3) Hearing: Newborns typically respond to sounds in their surroundings and are sensitive to sound. They can distinguish different musical sounds. Infants can best hear sounds that have pitches in the range of human speech. However, infants cannot hear quiet sounds.
(4) Vision: Infants respond to tests of visual acuity. Perception of color is usually developed by 3 to 4 months. Depth perception begins at 7 months old.
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Classical test theory assumes that
a. there are no errors in measurement. b. each person has a true score. c. observed scores almost always reflect true ability. d. errors of measurement are systematic.
Feeling the urge to go to the bathroom is a good example of ____
a. ?a secondary drive b. ?a primary drive c. ?Maslow’s highest level of the hierarchy d. ?Maslow’s second level of the hierarchy
_____ are photoreceptors that allow us to see in very low light.
A) Bipolar cells B) Retinal ganglion cells C) Rods D) Cones
__________ __________ are characterized by persistent, gross disturbances in eating patterns
Fill in the blank(s) with correct word