When Izzy gets home from school, she hands her book report to her grandmother to show off the A that she got. She is surprised when her grandmother holds the report at arm's length to read it rather than holding it closer to her eyes. Izzy's grandmother seems to be suffering from

a. cataract

The abbreviation CR stands for

a. conditional reinforcement. b. contingent reflex. c. conditioned response. d. contingent reflection. e. contingent response.

After a stroke, Jarmaine began having periodic trouble with his hearing,

then he began experiencing visual problems, and sometimes even numbness in different parts of his body. Most recently, he is able to smell his wife's cooking and anticipate the flavor of his favorite foods, but alas, the food often does not have any taste. Which part of his brain is malfunctioning? a. hypothalamus b. reticular formation c. hippocampus d. thalamus