A patient in asystole is likely to receive which of the following drug treatments?
A. Atropine and epinephrine
B. Lidocaine and amiodarone
C. Digoxin and procainamide
D. ?-Adrenergic blockers and dopamine
Answer: A. Atropine and epinephrine
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Which of the following is an example of a hypersensitivity reaction characterized by the body mistakenly identifying its normal constituent as foreign?
A) Hay fever B) Goodpasture's syndrome C) Lupus erythematosus D) Rheumatoid arthritis
The nurse is reviewing a client's medication and learns that the client has been taking prednisone. What is the nurse's understanding of the effect of prednisone on the adrenal glands?
A) Prednisone therapy results in destruction of the adrenal medulla, thereby decreasing corticotropin releasing hormone. B) Prednisone therapy can lead to significant toxicity, resulting in dehydration, fever, and hyponatremia. C) Prednisone therapy increases cortisol and decreases adrenocorticotropic hormone via negative feedback principles. D) Prednisone therapy increases sodium and water resorption and potassium and hydrogen excretion.
The nurse suspects that a client's body is attempting to correct an acid–base imbalance. How will this imbalance be corrected?
1. Slow but efficient respiratory regulation will occur. 2. Primary regulation is through GI system losses. 3. Kidney regulation is powerfully effective. 4. The cardiovascular system is the major buffer.
When changing an IV bag, it is important to
A. attach a new fluid administration set to the bag. B. ensure that fluid remains in the drip chamber. C. allow the bag to become completely depleted of fluid. D. ensure that the tubing is completely depleted of fluid.