Norepinephrine vs
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Questions and Answers

Which statement about norepinephrine and epinephrine is true?

  • Epinephrine is primarily a neurotransmitter in the brain.
  • Epinephrine is a hormone that triggers the fight or flight response. (correct)
  • Norepinephrine and epinephrine have the same effects at the receptor-level.
  • Norepinephrine is only produced in the locus coeruleus.

    • Which of the following is NOT a function of norepinephrine and epinephrine in the body?

  • Triggering the fight or flight response.
  • Constricting blood vessels and reducing bleeding.
  • Blocking the effect of norepinephrine in the heart and skeletal muscles. (correct)
  • Arousing the brain and putting you on alert.

    • What is the role of beta blockers in reducing anxiety?

  • Increasing blood pressure and muscle tension.
  • Blocking the effect of epinephrine in the heart and skeletal muscles.
  • Alleviating psychological symptoms such as racing thoughts.
  • Reducing blood pressure and muscle tension. (correct)

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