Question Answered step-by-step  1. What are hormones? By what mechanisms do they function?2. What is meant by negative-feedback regulation of hormone release?3. How do first messengers differ from second messengers?4. Where are the receptors located for lipid-soluble hormones?5. What is the relationship between the hypothalamus and the pituitary?6. What is the action of antidiuretic hormone (ADH)?7. How does the anterior pituitary regulate the thyroid gland?8. 2. What form of thyroid hormone is biologically active?9. 3. What two organs are the sites of action of parathyroid hormone (PTH)?10. What are the islets of Langerhans? Where are they located?11. Compare and contrast the actions of alpha, beta, delta, and F cells.12. What is the most potent naturally occurring glucocorticoid, and how is its secretion related to that of adrenocorticotropic hormone (ACTH)?13. How does aldosterone influence fluid and electrolyte balance?14. What are catecholamines?  Health Science Science Nursing NUR 234 Share QuestionEmailCopy link Comments (0)

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Question Answered step-by-step  1. What are hormones? By what mechanisms do they function?2. What is meant by negative-feedback regulation of hormone release?3. How do first messengers differ from second messengers?4. Where are the receptors located for lipid-soluble hormones?5. What is the relationship between the hypothalamus and the pituitary?6. What is the action of antidiuretic hormone (ADH)?7. How does the anterior pituitary regulate the thyroid gland?8. 2. What form of thyroid hormone is biologically active?9. 3. What two organs are the sites of action of parathyroid hormone (PTH)?10. What are the islets of Langerhans? Where are they located?11. Compare and contrast the actions of alpha, beta, delta, and F cells.12. What is the most potent naturally occurring glucocorticoid, and how is its secretion related to that of adrenocorticotropic hormone (ACTH)?13. How does aldosterone influence fluid and electrolyte balance?14. What are catecholamines?  Health Science Science Nursing NUR 234 Share QuestionEmailCopy link Comments (0)

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Question Answered step-by-step Answer comprehensively the case scenario of Mr. Duncan   A case of Mr. Duncan who is a 64-year-old man and presents to the ED front desk with diaphoresis, nausea, and chest discomfort extending down his left arm and into his jaw. Symptoms have been present for about one hour, and Mr. Duncan drove himself to the ED. He has a history of hypertension, hyperlipidemia, GERD, hypothyroidism, and Type 2 diabetes. Mr. Duncan is a 40-pack year smoker.Learning Objectives:Prioritize nursing actions for the care of a patient with myocardial infarction.Identify and describe diagnostic findings associated with an ST-elevation myocardial infarction.Discuss the nurse's responsibilities when caring for a patient following cardiac catheterization.Identify essential discharge teaching for a client who has undergone coronary intervention. Question 1: As Mr. Duncan's triage nurse, what nursing actions should be your priority? And why?Answer/s: Question 2: What diagnostic tests will most accurately and quickly determine whether acute coronary syndrome is the cause of Mr. Duncan's symptoms? Explain the significance.Answer/s: Question 3: The 12-lead ECG reveals ST segment elevations. The ER physician writes the following order: "Nitroglycerin 0.4 mg SL for chest pain. May repeat q5 minutes x 3. Notify MD for ongoing chest discomfort." What are the appropriate nursing actions for this medication?Answer/s:Question 4: Why Mr. Duncan has ST elevation myocardial infarction (STEMI)?Answer/s: Question 5: Mr. Duncan's BP drops to 85/49 after the first dose of SL nitroglycerin. Mr. Duncan also continues to have chest pain. Given these circumstances, what should be your next course of action?Answer/s: Question 6: What diagnostic tests would be essential to obtain before cardiac catheterization for Mr. Duncan? Explain the significance.Answer/s:Question 7: During the initial post-catheterization exam, you note that the fingers on Mr. Duncan's right hand are cool and capillary refill is > 3.0 seconds. Mr. Duncan's compression band has been in place for 1 hour. What is the priority nursing action? And why?Answer/s: Question 8: The day after his cardiac catheterization, Mr. Duncan's urine output is 10 ml/h and his creatinine is 2.4 (baseline 1.3). When told about these results, Mr. Duncan says, "My kidneys have always been fine. What happened?" What is your best response? And why?Answer/s: Question 9: In preparing Mr. Duncan for discharge, what is your best discharge education?Answer/s: Question 10: Identify one top priority nursing problem/diagnosis for Mr. Duncan and make a comprehensive NCP.Answer/s: Health Science Science Nursing NUR 551 Share QuestionEmailCopy link Comments (0)
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