Dysrythmias - Study guides, Class notes & Summaries

Action Potential: Hypokalemia leads to what complications - answer-Potassium leaves the cell leaving behind negative anions, cell hyperpolarizes making the cell more negative and therefore less excitable CC: Weakness, Smooth Muscle atony, parathesias (pins and needles), Cardiac dysrythmias Action Potential: Hyperkalemia lead to what complications - answer-Increased potassium will come into the cell and make it more positive, depolarization will occur taking the RMP closer to the Thresho...

Have a good understanding of hypoxia and clinical manifestations. What would you see in the patient? (479t) -Hypoxia: Inadequate oxygenation. Due to obstruction. -CNS: (EARLY) Unexplained apprehension, unexplained restlessness or irritability, unexplained confusion or lethargy, (LATE) unexplained confusion or lethargy, combativeness, coma. -Respiratory: (EARLY) Tachypnea, dyspnea on exertion, (LATE) dyspnea at rest, use of accessory muscles, retraction of intercostal spaces on inspiration, pause...

Cardiovascular CCRN Questions and Answer Rated A+ In general, what is the goal of critical care? enhance O2 delivery and decrease O2 demand SUPPLY vs. DEMAND general reasons for increased HR sympathetic response OR tissue hypoxia physiologic reason for increased RR tissue hypoxia OR metabolic (lactic) acidosis general reason for increased RR sympathetic response OR tissue hypoxia OR metabolic (lactic) acidosis What is a normal pulse pressure? What does the pulse pressure indicate? normal pp...

PN pharmacology online practice A nurse is reinforcing teaching with a client who is using phenylephrine nasal spray three times daily and reports rebound congestion. which of the following instructions should the nurse include to reduce the effects of rebound congestion? discontinue use in the left nostril, then in the right nostril A nurse is monitoring a client who has type 2 diabetes mellitus and is receiving repaglinide. Which of the following laboratory tests should the nurse plan to r...

Arrhythmias correct answers not a normal heart rhythm can be benign or life threatening result in a decreased Cardiac Output (CO) and decreased tissue perfusion unstable correct answers only treat if p.t is not ___ so have to have symptoms like diahorhesis, hypotension, pale automaticity correct answers ability of cardiac cells to initiate electrical impulse (heart beat): _____ contractility correct answers ability to shorten in response to electrical impulse: ______ conductivity c...

ATLS EXAM QUESTIONS AND ANSWERS ALREADY PASSED True or false? Although the mechanism of injury may be similar to those for the younger population, data shows increased mortality with similar severity of injury in older adults. True In the elderly population, what is decreased physiological reserve? aging is characterized by impaired adaptive and homeostatic mechanisms that caused an increased susceptibility to the stress of injury. Insults tolerated by the younger population can lead to devast...

A MAP of less than what is "inadequate" less than 60 A patient who goes to intermittent dialysis should take what medication Prednisone Side effect of ARB's blood pressure medications Hypotension The patient has 3L of fluid deficit, 2L has been measured as output from the NG tube in the last 24 hours. What can you anticipate the doctor ordering? 1/2 CC NaCl for every 1 CC NG output Adults must have how much urine output per hour? 0.5 ml /kg /hr Ace inhi...

In the elderly population, what is decreased physiological reserve? - ANSWER-aging is characterized by impaired adaptive and homeostatic mechanisms that caused an increased susceptibility to the stress of injury. Insults tolerated by the younger population can lead to devastating results in elderly patients. Pre-existing conditions that affect morbidity and mortality include: - ANSWER-cirrhosis, coagulopathy, COPD, ischemic heart disease, DM What is the most common mechanism of injury in t...

ATI MEDICAL SURGICAL PROCTORED TEST EXAM QUESTIONS AND CORRECT ANSWERS 2023/2024 ASSURED A+. Position a patient should be in who is postoperative a vein ligation and stripping varicose veins - CORRECT ANSWER-elevate legs above heart, to promote venous return. educate patient on periodically positioning like this after discharge when should a patient ambulate to prevent venous stasis - CORRECT ANSWERwalking 5-10 every hour while patient is awake. to prevent venous stasis should a patient sit...

The nurse is caring for a client with liver cirrhois, which diagnostic test would most likley be alterd because of liver damage? 1- bone scan 2- serum glucose 3- MRI of chest 4- COlonospcy - ANSWER-2 A client recovering from a kidney transplant has an 8 mm area of induration after an intradermal PPD tuberculin test. What will need to be done prior to treating this client for active tuberculosis? 1- nothing 2- determine active diease presnt through xray 3- conduct a multiple puncture ti...