A scan shows that a particular substance has spread throughout Xiao Ling's body via the bloodstream but has not entered her brain. This finding demonstrates the existence of
A. the blood-brain barrier.
B. the doctrine of specific nerve energies.
C. blood efficacy.
D. medicine effects.
Answer: A
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Which of the following tests uses the General Cognitive Index (GCI)?
a. Bayley Scales III b. Gesell Developmental Schedules c. Brazelton Neonatal Assessment Scale d. McCarthy Scales of Children's Abilities
Frieda receives an Apgar rating of 8 . This means that she
a. is having difficulty breathing. b. is doing just fine. c. will likely die without extraordinary intervention. d. has visual and auditory deficits.
Eustress is usually provoked by activities that
a. produce the most minimal amount of stress. b. involve other people. c. do not require a great deal of adjustment or adaptation. d. are challenging, rewarding, and energizing.
Research has suggested that two distinct pathways for thinking exist in the brain: one processes emotional thought while the other processes analytic thought. These two pathways make up the
bifurcated processor. dual-process model. split brain. neural duplet.