Which of the following is the result of learning?
A. Salmon swim upstream in order to spawn.
B. A neonate cries immediately after birth.
C. A man blinks when a puff of air is blown into his eyes.
D. A boy cringes when he sees lightning.
E. A girl falls asleep when she feels tired.
Answer : D. A boy cringes when he sees lightning.
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Carson has been very stressed while pulling numerous all-nighters to complete his final exams and papers. He comes down with the flu the day after his last exam. What is a likely reason for his illness?
a. ?His stress hormones activated his lymphocytes. b. ?His stress hormones suppressed the activity of his lymphocytes. c. ?His anxiety level was not severe enough to trigger his lymphocytes. d. ?His anxiety level was too severe to trigger his lymphocytes.
_____ are employees who receive less than half of the information through a grapevine, whereas _____ hear most of the grapevine information but don't pass it on
a. Dead?enders / isolates b. Isolates / dead?enders c. Isolates / liaisons d. Liaisons / dead?enders
Which of the following statements concerning consumption of alcohol by women during pregnancy is true?
A. Any amount of alcohol is potentially harmful to the developing child. B. Consumption during the first eight weeks is relatively harmless because of the small size of the embryo. C. Damage occurs only during the embryonic stage. D. Consumption of small amounts of alcohol can actually be beneficial to fetal health.
________ in the brain appears to play a key role in the development of AD
a. Inflammation b. Growth of new neurons c. An enlarged frontal lobe d. Increased corpus callosum activity