The nurse explains that a cation exchange resin such as Kayexalate will
a. decrease diastolic blood pressure.
b. stimulate diuresis by osmosis.
c. increase appetite by decreasing insulin degradation.
d. increase gastrointestinal potassium excretion.
D
Hyperkalemia is probably the most dangerous imbalance because of its contribution to cardiac dysrhythmias and arrest. Cation exchange resins such as sodium polystyrene sulfonate (Kayex-alate) may be administered orally or rectally to facilitate excretion of potassium from the ga-strointestinal (GI) tract.
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A client is in the emergency department after a motor vehicle crash, and the nurse notices a "steering wheel mark" across the client's chest. Which action by the nurse is most appropriate?
a. Ask the client where in the car he or she was during the crash. b. Assess the client by gently palpating the abdomen for tenderness. c. Notify the laboratory to come draw blood for blood type and crossmatch. d. Place the client on the stretcher in reverse Trendelenburg position.
The nurse works in a long-term care facility. Which resident does the nurse assess most carefully for manifestations of infection?
a. Resident who has long-standing dementia b. Resident with incontinence c. Resident who eats a lot of sweets and little protein d. Resident whose family won't allow an influenza vaccination
Melanocyte-stimulating hormone (MSH) is responsible for which of the following signs of pregnancy?
a. Nausea and vomiting b. Feelings of warmth c. Linea nigra d. Breast enlargement
Nurse researchers develop data collection protocols to ensure accurate, valid, and meaningful data. What is a data collection protocol?
A) Spells out procedures to be used in data collection B) Very important in qualitative research to minimize subjectivity C) Developed after research staff is trained D) Varies only marginally from one study to another study