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Summary NR 324 AH Exam 2
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Summary of 4 pages for the course NR 324 at NR 324 (NR 324 AH Exam 2)
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NR 324 AH Exam 21. Pacemaker safety-MRI, battery life, etc.
a. MRI is contraindicated for patients with implanted metallic devices such as pacemakers
2. Delegation to UAP and LVN
3. Diet choices-
a. Iron
i. Egg & whole grain
b. Folate
c. B12
d. low sodium
i. Milk and yogurt naturally contain a significant amount of sodium
e. low fat
i.
4. Medications:
a. ACE Inhibitors (pril)
i. ACE inhibitors cause retention of potassium by the kidney, so hyperkalemia is a
possible adverse effect.
ii. ACE inhibitor therapy is currently recommended to prevent the development of
heart failure in patients who have had a myocardial infarction and as a first-line
therapy for patients with chronic heart failure.
iii. Captopril can cause hypotension
b. Beta Blockers (olol)
i. Patients who have been taking -adrenergic blockers can develop
intense and frequent angina if the medication is suddenly discontinued
c. Diuretics (Lasix)
i. Hypokalemia is a frequent adverse effect of the loop diuretics and can cause
life-threatening dysrhythmias.
ii. Diuretics should be taken earlier in the day to avoid nocturia and sleep
disturbance.
d. Heparin/Coumadin (PTT (partial thromboplastin time) and PT/INR (international
normalized ratio) associated)
i. Heparin prevents the development of new clots in the coronary arteries
ii. IM injections are avoided in patients receiving anticoagulation
iii. Vitamin K is used to reverse warfarin
iv. (INR) value indicates that the warfarin has reached a therapeutic level
v. Patients taking warfarin are taught to follow a consistent diet with regard
to foods that are high in vitamin K, such as green, leafy vegetables
e. Digoxin (know levels and mechanism of action)
i. Nausea is an indication of digoxin toxicity and should be reported so that the
provider can assess the patient for toxicity and adjust the digoxin dose
ii. Low potassium level increases the risk for digoxin toxicity and potentially fatal
dysrhythmias
iii. hyperkalemic, which makes the patient more prone to digoxin toxicity
iv. If the pulse is less than 60, to call their provider before taking the digoxin
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