Stress causes the nerves to release a molecule called neuropeptide Y that:
A. impairs the immune-system cells that fight infection
B. causes the dilation of blood vessels
C. triggers the fight-or-flight response
D. activates the central nervous system to respond to danger
E. suppresses the allostatic load resulting from stress exposure
Answer: A
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Which of the following statements is FALSE?
A) A viral infection cannot be treated with an antibiotic drug. B) The American Academy of Pediatrics states that educating parents is the single most important issue in reducing the overuse of antibiotic drugs. C) So far, only a few bacteria have developed resistance to antibiotic drugs. D) Antibiotic drugs have been widely prescribed for conditions that did not need antibiotic drugs, and traces of antibiotic drugs given to animals show up in the meat.
Break down the medical word into its word parts, and give the meaning of each word part. Then, give the definition of the medical word.
Iatrogenic Definition: Combining form and definition: Suffix and definition:
We are more likely to be happy if we have a close friend living within a mile, but this requirement may be changing due to which of the following?
A. lower fuel prices B. social media forums and smartphones C. increased variety of at-home entertainment D. “Millennial generation” focus on self
The status of the immune system in someone with HIV infection can be monitored by checking
A. therapeutic drug levels. B. total lymphocyte counts. C. antibody levels. D. HIV RNA levels.