When pH of an aqueous solution is the same as pKa of the drug (i.e. pH=pKa) the drug will be _____ non-ionized and _____ ionized
a. 10%; 90%
b. 40%; 60%
c. 50%; 50%
d. 60%; 40%
Ans: c. 50%; 50%
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MC If aspiration of a foreign body is suspected and one attempt to ventilate is not successful, your next intervention is to
A. Administer four quick breaths. B. Deliver four back blows. C. Deliver four abdominal thrusts. D. Reposition head and attempt to ventilate.
If a cholinergic blocking drug is administered prior to surgery, which of the following would be most appropriate? Select all that apply
A) Encourage the client to void after the drug is given. B) Tell the client that his mouth may feel dry. C) Allow the client to take sips of fluids. D) Have the client remain in bed after drug administration. E) Encourage the client to sit in the chair for about 30 minutes.
The nurse reviewing a client's serum electrolytes notes a phosphorus level of 1.0 mEq/L. The nurse will assess the client for a history of
a. chronic respiratory acidosis. b. malnutrition. c. morbid obesity. d. recent thyroidectomy.
A nurse conducts a class on relaxation exercises. Which couple are demonstrating the appropriate technique for touch relaxation?
1. The expectant mother relaxes her muscles in response to her partner's touch. 2. The expectant mother relaxes one muscle group at a time as her partner observes. 3. The expectant mother and her partner perform light abdominal stroking. 4. The expectant mother relaxes the rest of her body while tensing a specific muscle under the direction of her partner.