Resetting of a patient's fracture will take place under local anesthetic. These anesthetics reduce movement and sensation by decreasing the permeability of the nerve cell membrane to ions
What is the most important ion that participates in this process? A) Calcium
B) Magnesium
C) Sodium
D) Potassium
C
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Local anesthetics decrease the permeability of the nerve cell membrane to ions, especially sodium.
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What can the nurse do to overcome test anxiety? 1. Postpone the test for another day. 2. Remember that if he fails, he can take the test again. 3. Take a deep breath and remember that he is prepared to pass this exam. 4. Tell the receptionist he feels faint.
The nurse is caring for a client in the intensive care unit (ICU) who was in a motor vehicle accident. The healthcare provider asks the nurse to extubate the client because there is no communication between the brain and body due to a cervical fracture
The family agrees with the decision of the healthcare provider, but the nurse is uncomfortable pulling the tube. Which is the reason the nurse is experiencing difficulty with this task? A) An ethical conflict. B) Personal values. C) Legal issues. D) Cultural values.
Which carrier protein is responsible for absorption of vitamin B12?
a. Pepsin b. Intrinsic factor c. Hydrochloric acid d. Gastrin
The nurse uses a chart to show the vital nutrients required by all persons, which are _____________________________. (Select all that apply.)
a. carbohydrates. b. proteins. c. vitamins and minerals. d. fats. e. fluids.