Drug intervals Study guides, Class notes & Summaries

sinus rhythm regular rhythm Set by SA node at 60 to 100 bpm P waves normal normal qrs PR 0.12 - 0.2 normal qrs less than 0.10 wide qrs is greater than 0.12 Sinus Tachycardia 100-160 bpm SA node reduced time for ventricle filling assess for SOB or chest pain a prolonged QT interval more prone to arrhythmia NSR reflects the heart's normal electrical activity, providing synchrony between the atria and the ventricles. Sinus tachycardia occurs when the sinus no...

NRNP 6566 Mid-term Study Guide Week 1 to 5 Week 1 1. Describe the cytochrome P450 system. Describe how inducers and inhibitors affect the cytochrome system and how that affects the half-life of medications. Cytochromes P450 (CYPs) are a superfamily of enzymes containing heme as a cofactor that function as monooxygenases. In mammals, these proteins oxidize steroids, fatty acids, and xenobiotics, and are important for the clearance of various compounds, as well as for hormone synthesis and br...

HESI PN Pediatric V2 1)EXAM 2023 LATEST VERSION A toddler is receiving an infusion of total parenteral nutrition via a Broviac catheter. As the child plays, the I.V. tubing becomes disconnected from the catheter. What should the LPN/LVN do first? a. Turn off the infusion pump. b. Position the child on the side. c. Clamp the catheter. d. Flush the catheter with heparin. Correct Answer: C. Clamp the catheter. 2) A LPN/LVN is conducting an infant nutrition class for parents. Which foods are appropr...

NAPSRx Final Exam NAPSRX Test CNRP 1. How are drugs sorted into therapeutic groups and classes? A. first by the conditions that they are used to treat. and then by their mechanisms of action B. first by their mechanisms of action. and then by their therapeutic effects C. first by their side effects. and then by their therapeutic effects D. first by their toxicity. and then by their effectiveness 2. Bone marrow transplants... A. require that the patient first undergo chemotherapy or ra...

TEST BANK FOR TIETZ FUNDAMENTALS OF CLINICAL CHEMISTRY AND MOLECULAR DIAGNOSTICS 7TH EDITION BY BURTIS PREFACE TEST BANK with Complete Questions and Solutions. To clarify, this is the TEST BANK, not the textbook. You get immediate access to download your test bank. You will receive a complete test bank; in other words, all chapters shown in the table of contents in this preview will be there. Test banks come in PDF format; therefore, you do not need specialized software to open them. Chapter ...

Katzung & Trevor's Pharmacology: Examination and Board Review INTRODUCTION 1. A 3-year-old is brought to the emergency department having just ingested a large overdose of tolbutamide, an oral antidiabetic drug. Tolbutamide is a weak acid with a pKa of 5.3. It is capable of entering most tissues, including the brain. On physical examination, the heart rate is 100/min, blood pressure 90/50 mm Hg, and respiratory rate 20/min. Which of the following statements about this case of tolb...

A _____ is created containing the name, address, and phone number of both the vendor and the medical practice. It will also have a preassigned number to track the order, the quantity of items ordered, the price of the items, and the date purchased. - Answer- Purchase Order Periodically, the medical assistant should check all equipment in the office to ensure that courts are not afraid, do not present hazards, and are in good working order. A _____ will help the medical assistant track this ro...

Which of the following is a requirement for drivers with a diabetes exemption? A) Possess a rapidly absorbable form of glucose while driving B) Self—monitor blood glucose one hour before driving and at least once every 2 hours while driving C) Plan to submit blood glucose monitoring logs every 6 months D) Maintain a Hemoglobin A1C value less than 7 - ANSWER-A. Drivers with diabetes should self monitor blood glucose before driving and every 4 hours while driving. Blood glucose monitoring lo...

Chapter 1 Perspectives on Maternal and Child Health Care 1 . The United States ranks 50th in the world for maternal mortality and 41st among industrialized nations for infant mortality rate. When developing programs to assist in decreasing these rates, which factor would most likely need to be addressed as having the greatest impact? A) Resolving all language and cultural differences B) Assuring early and adequate prenatal care C) Providing more extensive womens shelters D) Encoura...

ATI RN MEDICAL SURGICAL PROCTORED EXAM 2019 All Questions Correctly Answered Rated A+. Endoscopy (EGD) positioning -CORRECT ANSWER left side lying Before an Endoscopy (EGD): -CORRECT ANSWER -NPO 6-8 hr -remove dentures Gastroenteritis care plan: -CORRECT ANSWER -restrict dairy, caffeine, milk -eat foods high in potassium -increase fluid intake -contact precautions In what order do you open the sterile package? -CORRECT ANSWER flap furthest from body, side flaps, then closest A nurse ha...