When a staff member asks which of the following substances is actively secreted by the renal tubules, what is the nurse's best response?
a. Sodium and chlorine
b. Phosphate and calcium
c. Hydrogen and potassium
d. Bicarbonate and carbonic acid
ANS: C
Principal cells reabsorb sodium and secrete potassium, and intercalated cells reabsorb potassium and bicarbonate and secrete hydrogen. This process is not associated with the secretion of sodi-um and chlorine, phosphate and calcium, or bicarbonate and carbonic acid.
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A nurse is providing patient education to a patient who has had corticosteroids prescribed. What drug will the nurse teach the patient to avoid while taking the corticosteroids?
A) Aspirin B) Dimenhydrinate (Dramamine) C) Ibuprofen (Advil) D) Famotidine (Pepcid)
A patient's health decline necessitates the use of total parenteral nutrition. The patient has questioned the need for insertion of a central venous catheter, expressing a preference for a "normal IV."
The nurse should know that peripheral administration of high-concentration PN formulas is contraindicated because of the risk for what complication? A) Chemical phlebitis B) Hyperglycemia C) Dumping syndrome D) Line sepsis
In order to discuss a client's sexual health needs in a comfortable and competent manner, it is most important for a nurse to be able to:
1) Recognize and set aside personal biases or experiences related to sexuality. 2) Perform an accurate and comprehensive physical assessment. 3) Collect an accurate and comprehensive sexual history. 4) Acquire theoretical knowledge of sexual health concerns.
Most medical and nursing errors occur because of
a. lack of education b. non-adhearance to standard of care c. system failures