A 66-year-old patient is admitted to the critical care unit with a diagnosis of acute inferior MI. A 12-lead electrocardiogram (ECG) is done to validate the area of infarction
For the above patient, which leads on the ECG would correlate with an inferior wall MI? a. II, III, aVF c. V2 to V4
b. V5 to V6, I, aVL d. V1 to V2
A
Inferior infarctions are manifested by electrocardiographic (ECG) changes in leads II, III, and aVF. Lateral wall infarctions are manifested by ECG changes in leads V5 to V6, I, and aVL. Anterior wall infarctions are manifested by ECG changes in leads V2 to V4 . Posterior wall infarctions are manifested by ECG changes in leads V1 to V2.
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The nurse knows the usual progression of sleep is:
a. NREM 1-4 then REM, then back through NREM 1 and 2. b. REM then NREM 1-4, then back through NREM 2 and 3. c. NREM 1-4 then back through NREM 3 and 2 then REM. d. REM then NREM 1-4 then back through NREM 3.
A nursing student asks the instructor to define the philosophic stand of utilitarianism. What example should the instructor provide?
a. An army officer sacrifices six paratroopers to save 100 prisoners of war. b. A priest burns down his church because it was defiled by Satanists. c. A mother jumps off a cliff with her baby to avoid being captured by Indians. d. A soldier murders captured enemies to prevent their divulging military secrets.
A patient weighs 200 lb. Available is 25,000 units of heparin in 1000 mL of D5W. The physician orders heparin sodium IV bolus of 80 units/kg and start the drip at 14 units/kg/hr
What is the correct IV rate in mL/hr? Round off to the closest whole number. A) 51 B) 52 C) 53 D) 54
An inactive substance that has no pharmacological effect but can make a patient feel better is called a
A. legend drug. B. palliative drug. C. placebo. D. supplement.