Question: Rollie Hendrix Is A 35-year-old Husband And Father Of Three Children. Over The Past Six Months He Has Experienced Headaches And Palpitations Of Increasing Frequency And Severity. In Addition, He Has Had Periods Of Intense Anxiety And Panic Attacks. His Wife Arlene Has Noticed That Rollie’s Face Is Often Pale And That He Sweats More. Upon Examination …

Question: Rollie Hendrix Is A 35-year-old Husband And Father Of Three Children. Over The Past Six Months He Has Experienced Headaches And Palpitations Of Increasing Frequency And Severity. In Addition, He Has Had Periods Of Intense Anxiety And Panic Attacks. His Wife Arlene Has Noticed That Rollie’s Face Is Often Pale And That He Sweats More. Upon Examination …

Rollie Hendrix is a 35-year-old husband and father of threechildren. Over the past six months he has experienced headaches andpalpitations of increasing frequency and severity. In addition, hehas had periods of intense anxiety and panic attacks. His wifeArlene has noticed that Rollie’s face is often pale and that hesweats more. Upon examination by his physician, Rollie was found tobe severely hypertensive and in atrial fibrillation. Rollie’sphysician suspected that he might have a pheochromocytoma andordered a battery of tests, which confirmed his diagnosis.

  1. What is a pheochromocytoma? Explain the mechanism by whichsmall, benign neoplasms arising from endocrine organs producedeleterious effects on the patient. With this condition, whichdivision of the nervous system specifically is affected?
  2. Explain what occurs at each of the following structures with Eor NE binds to its receptor: blood vessels to the heart, bloodvessels to skeletal muscles, metabolic activity in cardiac muscleand metabolic activity in skeletal muscle.
  3. Now, go back to the previous question and indicate the type ofreceptor present. Be specific about the subclass.