Shane is 67 years old. Although he does not have any disease, he goes for regular health checkups. Which of the following is likely to be observed in his medical report?
His chest has shrunk.
His lungs have become more elastic.
His lung capacity has increased.
His chest has shrunk.
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A newspaper headline heralds a finding that an excess of a particular brain chemical is the cause of a certain mental disorder. The article is not convincing to you. What potential flaw do you note in the report?
a. The chemical change could be due to other variables. b. Chemical changes cannot bring about changes in behavior. c. The genetic code associated with the chemical has not been identified. d. Such findings are very difficult to generalize to the entire population.
Describe how the absolute threshold has real-life implications in reading mammogram tests.
What will be an ideal response?
What are the organizational characteristics associated with stress?
What will be an ideal response?
The structure that serves as a relay station for incoming sensory stimulation and directs this information to appropriate brain sites is the
a. pons. c. thalamus. b. reticular formation. d. septum.