|2. A nurse in the emergency department admits a male client who has experienced severefrostbite to his hands and toes after becoming lost on a ski hillI. The nurse recognizes that whichof the following phenomena has contributed to his tissue damage?a. Decreased blood viscosity has resulted in interstitial bleeding.b. Reactive vasodilation has compromised perfusion.c. Autonomic nervous stimulation has resulted in injury.d. Decreased blood flow has induced hypoxia.

Frostbite refers to the injuries induced by cold or constant freezing temperatures. It damages the…

Answered: 2. A nurse in the emergency department…

Phlebotomy Essentials

6th Edition

ISBN:9781451194524

Author:Ruth McCall, Cathee M. Tankersley MT(ASCP)

Publisher:Ruth McCall, Cathee M. Tankersley MT(ASCP)

Chapter1: Phlebotomy: Past And Present And The Healthcare Setting

Section: Chapter Questions

Problem 1SRQ

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2) Insert increase or decrease into each of the sentences below which are concerned with blood pressure regulatory mechanisms that result in a decrease in blood pressure. • A decrease in blood pressure causes a(n) in nerve impulses from the baroreceptors to the Cardiovascular Control Centre ● • This increases the sympathetic nervous system input to the heart resulting in a(n) in heart rate. Sympathetic nervous system input to the blood vessels s causing vasoconstriction of both the arterial and venous side of the circulation. • The blood pressure is therefore normal level. ed to a
5. Pt. has right carotid endarterectomy performed. Two hours after surgery the pt. becomes hypotensive. The RN should? Raise the HOB Stop IV fluid a. C. b. Put the pt. in Tendelenburg d. Notify physician
99. Which of the following is the most important for selecting an artery for ABG collection provided that there is no other reason to avoid the site? A. collateral circulation B. depth of the artery C. dominance of the arm D. strength of the pulse I 100. In addition to identification information, which of the following is typically documented before ABG specimen collection? A. FiO2 or L/M B. history of smoking C. room temperature D. all of the above
10. The nurse is taking the client's blood pressure. The physician asks for the pulse pressure. To obtain the pulse pressure, the nurse will have to do which of the following things? A. Obtain a pulse-pressure machine. B. Subtract the diastolic blood pressure from the systolic. C. Subtract the systolic blood pressure from the diastolic. D. Take client's apical pulse and subtract it from systolic.
2. Describe how blood and cell metabolism can be affected and how that can be used limit acute inflammation. 3. Explain in a paragraph why ice should not be applied prior to exercise. What specific things can be negatively affected? 4. Why should ice be used for 10-20 minutes every few hours? 5-9. Give 5 specific instances that can be treated with cryotherapy. Explain what the issue is, and how ice will help. 10. When would you not use ice?
1. A client with Congestive heart failure is about to take a dose of furosemide (Lasix). Which of the following potassium level, if noted in the client's record, should be reported before giving the due medication? A. 5.1 mEq/L. B. 4.9 mEq/L. C. 3.9 mEq/L. D. 3.3 mEq/L.
1. A previously healthy 25-year-old-woman comes to the emergency department because of a 3-day history of fever, chest pain, and rapidly progressive shortness of breath. Use of an over-the-counter cold medication has not relieved her symptoms. She has no history of serious illness and takes no other medications. Her temperature is 40oC (104o F), pulse is 128/min and regular, respirations are 28/min and blood pressure is 80/54 mm Hg. Physical examination shows jugular venous distention and weak pulses in all extremities. Auscultation of the chest shows diffuse crackles bilaterally, muffled heart sounds, and a soft S2 gallop. After 30 minutes she goes into ventricular fibrillation and cannot be resuscitated. At autopsy, the heart is diffusely pale and floppy with focal petechiae, all chambers are markedly dilated.Histologic examination of cardiac tissue shows a lymphocytic infiltrate and myocardial necrosis. Which of the following infectious agents is the most likely cause these…
02
4. The heart, kidney, brain, retina and arterial blood vessels are prime targets of hypertensive damage. Uncontrolled and untreated AH accelerates the damage to these organs and could cause their failure.5. Medicines used to treat high blood pressure include: Water pills (diuretics), Angiotensin-converting enzyme (ACE) inhibitors, Angiotensin II receptor blockers (ARBs), Calcium channel blockers, Alpha-beta blockers,and etc6. Aldosterone (ALD) is a hormone your adrenal glands release that helps regulate blood pressure by managing the levels of sodium and potassium in your blood.
157. A 35-year-old man comes to the emergency department because of a 2-hour history of severe headache, sweating, and palpitations that began after he moved a heavy couch. He has a history of dizziness when rising from a supine or sitting position, but he is otherwise healthy. On arrival, his blood pressure is 195/95 mm Hg. Which of thefollowing laboratory abnormalities is most likely in this patient?a. Decreased serum calcitonin concentrationb. Decreased serum glucose concentrationC. Increased serum thyroxine (T4) concentrationd. Increased urine hydroxyindoleacetic acid concentratione. Increase urine metanephrine concentration
1. Briefly describe the purpose of Gamma Knife radiosurgery (you do not need to describe the detailed medical procedure)? 2. What does a Gamma Knife cost if you want to buy one, and how much is the annual maintenance contract?
2. An 86-year-old female living in a nursing home complains that she has to use several pillows at night to help with her breathing. Which of the following terms describes her symptoms? a. Orthopnea b. Syncope c. Hyperpnea d. Chest pain e. Paroxysmal nocturnal dyspnea

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