Which of the following statements is true regarding tuberculin skin testing (TST)?
a. Tests should be read 48 hours after the injection.
b. The size of the TST reaction has nothing to do with erythema but is based solely on induration.
c. It is a type V T-cell mediated immune response.
d. The diameter of the induration is measured in centimeters.
B
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The nurse is caring for a patient who is scheduled for cardiac surgery. What should the nurse include in preoperative care?
A) With the patient, clarify the surgical procedure that will be performed. B) Withhold the patient's scheduled medications for at least 12 hours preoperatively. C) Inform the patient that health teaching will begin as soon as possible after surgery. D) Avoid discussing the patient's fears as not to exacerbate them.
The physician has ordered Metformin (Glucophage) for a client with type 2 diabetes. The nurse plans to teach the client which of the following about this medication?
1. It stimulates the beta cells of the pancreas to secrete insulin. 2. It has the potential to induce hypoglycemia in older clients. 3. It is contraindicated in clients with renal insufficiency. 4. It has adverse effects, including weight gain and elevated blood lipid levels.
Which of the following are the two most common forms of vaginal infections?
A. yeast infection and trichomoniasis B. chlamydia and herpes C. toxoplasmosis and human papillomavirus D. syphilis and gonorrhea
A patient in balanced suspension traction can have the head of the bed raised only 30 degrees. To promote normal elimination, patients need to assume a sitting position to:
A. stimulate the peristaltic movement. B. contract the thigh muscles used to defecate. C. strengthen the internal and external sphincters. D. exert intra-abdominal pressure, which aids in defecation.