Which of the following explains why our sense of taste requires saliva?
A. Cilia from taste receptors respond to molecules dissolved in saliva.
B. Papillae must produce saliva in the same way olfactory receptors produce mucus.
C. Saliva contains neurotransmitters used by taste buds.
D. Cilia from taste receptor cells produce saliva.
Answer: A
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Interaction effect describes different situations or conditions that participants experience in an experiment because of the manipulation of the independent variable.
Answer the following statement true (T) or false (F)
Which sleep stage is a transitional phase that occurs between wakefulness and sleep?
a. Stage 1 b. Stage 2 c. Stage 3 d. Stage 4
Components of the limbic system include all of the following Except:
A. Cingulate gyrus B. Anterior nucleus of the thalamus C. Septal nuclei D. Dorsal longitudinal fasciculus E. Amygdala
Psychostimulants generally would be expected to
a. increase heart rate and blood pressure b. reduce sympathetic nervous system activity c. shift EEG frequencies to lower frequencies d. all of the above