Which of the following explains why contagious infections are becoming a central focus of public health? (Select all that apply.)
a. Americans are fearful of terrorists using biological agents.
b. Awareness of human susceptibility to animal diseases has been publicized.
c. Drug-resistant strains of "old" diseases have evolved.
d. Media coverage exaggerates the dangers of exposure to crowds.
ANS: A, C
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Laboratory results come back on a newly admitted patient. They are as follows: serum BUN, 64 mg/dL; serum creatinine, 2.4 mg/dL; urine osmolality, 210 mOsm/kg; specific gravity, 1.002; and urine sodium, 96 mEq/L
The urine output has been 120 mL since admission 2 hours ago. These values are most consistent with which of the following diagnoses? a. Prerenal failure c. Oliguric renal failure b. Postrenal failure d. Acute tubular necrosis
The client is having hallucinations and talking to himself. This is an example of dysfunc-tional
1. psychological communication. 2. extrapersonal communication. 3. interpersonal communication. 4. intrapersonal communication.
The nurse is administering medications to a patient who is receiving cyclosporine [Sandimmune]. Which medication, when administered concurrently with cyclosporine, would warrant a reduc-tion in the dosage of cyclosporine?
a. Phenytoin [Dilantin] b. Prednisone c. Ketoconazole [Nizoral] d. Trimethoprim/sulfamethoxazole [Bactrim]
The nurse assesses the newborn's reflexes. Which of the following responses would indicate a need for further testing?
A. A negative tonic neck reflex B. A positive Moro's reflex C. A negative Ortolani sign D. A positive Babinski reflex