When Baby Ian is held horizontally on his back, he sometimes makes an “embracing” motion by arching his back, extending his legs, throwing his arms outward, and then bringing his arms in toward his body. Ian is demonstrating the __________
A) palmar grasp
B) Moro reflex
C) tonic neck reflex
D) Babinski reflex
Answer: B
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a. relatively unstable b. psychological characteristics c. behavioral patterns d. accounting for individuality and consistency e. environmental adaptation
In general, boys are more likely than girls to display all of the following except
a. speech and language problems. c. autism. b. mental disorders. d. oppositional and conduct disorders.
Which part of the hindbrain prioritizes incoming messages and modifies outgoing commands to the body,
which affects muscle tone, posture, and movements of the eyes, face, head, body, and limbs? a. pons b. hypothalamus c. amygdala d. reticular formation
Which of the following is not associated with the "new morbidity and mortality" of adolescence?
A. accidents B. suicide C. homicide D. cancer