Acetylcholine is the only neurotransmitter released by ____
a. the sympathetic nervous system's postganglionic synapses
b. the parasympathetic nervous system's postganglionic axons
c. intrinsic neurons in the spinal cord
d. intrinsic neurons of the hippocampus
b
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Using a university volunteer participant pool to recruit subjects for a study is considered random sampling
Indicate whether the statement is true or false
Which statement best characterizes the relationship between stress and illness? a. Stress increases the number of lymphocytes in the bloodstream, which diminishes the body's ability to fight offdisease
b. Stress increases levels of adrenaline and other hormones that suppress immune cell activity and increasesusceptibility to illness. c. Stress increases the negative attributions that people make, and negative attributions can become self-fulfillingprophecies. d. Under high levels of stress, people tend to sleep too much, which weakens the immune system and makesillness more likely.
Chemicals that pass messages between neurons are released by the:
a. terminal buttons b. dendrites c. somas d. myelin sheath
Answer the following statements true (T) or false (F)
1. Damage to the lower left temporal lobe of the brain may result in the inability to identify humans. 2. If someone cannot identify a hammer, wrench, and screwdriver, that person also probably will have difficulty id 3. The brain appears to be hardwired such that certain areas of the brain respond more strongly to some categories 4. People who are blind from birth show category-specific deficits for objects that are categorized in the visual 5. Rational choice theory accurately describes how humans make most of their daily decisions.