Following a myocardial infarction, elevations in which cardiac marker would be seen first and are cardiac tissue-specific?
1. White blood cells
2. Troponin I
3. Myoglobin
4. Creatine kinase
2
Rationale 1: WBCs do not meet this criterion.
Rationale 2: Of the cardiac markers listed, only troponin is cardiac-specific and will be elevated within 2–4 hours.
Rationale 3: Myoglobin does not meet this criterion.
Rationale 4: Creatine kinase does not meet this criterion.
Global Rationale: Of the cardiac markers listed, only troponin is cardiac-specific and will be elevated within 2–4 hours.
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A patient comes to the emergency department complaining of severe, substernal chest pain. He is restless and anxious. Which statement by the nurse appropriately offers reassurance?
1) "I'll give you some medication to help relieve the pain." 2) "If you lie still and relax, you'll be fine in a little while." 3) "Everything is going to be okay. 4) "Don't worry; we're going to take good care of you."
The nurse reads that The National Institute of Nursing Research was developed as a result of:
a. federal studies that recommended nursing research be included in the mainstream of biomedical and behavioral sciences. b. the number of nursing research journals was increasing so much that there needed to be organization and centralization of research. c. the American Nurses Association established the need for further nursing research and dissemination of findings. d. the American Medical Association supported the nursing profession to perform their own clinical research.
The nurse checking a client's laboratory results notes that the client has respiratory alkalosis. Which of the following is a recommended nursing intervention for this condition?
A) Administering oxygen B) Breathing into a paper bag C) Administering bicarbonate D) IV infusion of lactated Ringer's solution
The electrical signals of the heart can be picked up by a machine and recorded on a chart called a(n) ________.
Fill in the blank(s) with the appropriate word(s).