Which finding does the nurse expect from the analysis of gastric secretions?
1. Negative occult blood
2. Bleeding duodenal ulcer
3. Clumps or clots of blood
4. "Coffee-ground" secretions
1
1. The nurse expects to find no evidence of gastric bleeding with gastric secretion analysis because the normal stomach lining is a thick layer of mucus.
2. A duodenal ulcer is found on the small intestines just beyond the stomach and py-loric sphincter.
3 and 4. Evidence of bleeding is an unexpected finding.
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Diagnostic testing has been ordered to differentiate between normal anion gap acidosis and high anion gap acidosis in an acutely ill patient. What health problem typically precedes normal anion gap acidosis?
A) Metastases B) Excessive potassium intake C) Water intoxication D) Excessive administration of chloride
The nurse is teaching a patient about nutrition and knows that the body needs specific nutrients in order to function normally. What element is essential to thyroid function?
A) Potassium B) Selenium C) Iodine D) Chlorine
What should the nurse do to prevent hemoconcentration when collecting blood specimens?
a. Encourage the patient to drink fluids. b. Do not keep the tourniquet on the arm too long. c. Dilute the specimen immediately. d. Use a large-bore needle.
A nurse is educating a patient's family about becoming involved in the patient's treatment plan. Which belief held by the nurse would be a barrier to such education?
a. The family system perpetuates the patient's illness. b. Alliance with the family will not interfere with patient confidentiality. c. Services provided to families are as important as those provided to patients. d. An alliance with the family supports the nurse's relationship with the patient.