The substance amiloride _____.
A) blocks the flow of sucrose to taste receptors
B) blocks the flow of sodium to taste receptors
C) increases neural responses to salt detection
D) neutralizes bitter tastes by confusing the signal
Case studies differ from observational research because they
a. assess people in a natural setting.
b. make use of the Chi-square analysis.
c. may assess the behavior of only one person.
d. are more useful in creating valid samples.
Mueller et al. created a strain of mice that lacked the receptor that normally responds to a bitter substance called Cyx. The mice that did not have this receptor _____.
A) avoided all bitter substances
B) avoided Cyx, but would eat other bitter foods
C) did not avoid Cyx
D) avoided high concentrations of PTC
Alex is interested in studying aggressive driving patterns. He gets in his car, cuts some people off on the highway and has his passenger code how the other drivers react. Alex is using which of the following types of observational research?
a. Acknowledged participant
b. Acknowledged observer
c. Unacknowledged participant
d. Unacknowledged observer
Evidence for _____ is provided by an Erickson (1963 ) study in which rats appeared to be unable to discriminate between two different solutions that produce a similar taste.
A) population coding
B) specificity coding
C) olfactory decoding
D) common coding
Which of the following observational research methods is most likely to create ethical problems?
a. Acknowledged participant
b. Unacknowledged participant
c. Unacknowledged experimenter
d. Acknowledged experimenter
Across-fiber patterns is another name for _____.
A) population coding
B) specificity coding
C) olfactory decoding
D) common coding
The oldest method of conducting research is
a. observational research.
b. ANOVA.
c. experimental designs.
d. regression analysis.
Taste signals from the thalamus project to _____.
A) the insula and the frontal operculum cortex
B) only the nucleus of solitary tract
C) the orbitofrontal cortex
D) the parietal cortex
One of the advantages of naturalistic research is its
a. ability to simulate natural environments in lab settings.
b. ability to predict unusual or abnormal behavior.
c. high test-restest reliability.
d. high ecological validity.
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