Which statement describes the action that antihistamines have on the body?
A. They replace natural substances that the body lacks.
B. Destroy parts of cells.
C. Slow the body's natural reactions to irritation.
D. Speed up the energy-producing functions of cells.
Answer: C
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A six-year-old boy is admitted to the hospital with a diagnosis of osteomyelitis of the left femur. The plan of care includes a two-week round of intravenous antibiotics
The father questions why the child must be hospitalized and why the child cannot receive oral antibiotics. The nurse explains: 1. The antibiotic of choice is not available in oral form. 2. Blood flow to bones is limited, and parenteral administration is necessary to get appropriate blood levels. 3. Because the child is older now, it is harder to get the child to cooperate with oral antibiotics. 4. Because two weeks of therapy is necessary, the intravenous route will produce fewer side effects.
Following a biopsy, a 54-year-old man has been diagnosed as having a benign neoplastic tumor. Which of the following characteristics most likely applies to his tumor?
A) The tumor is poorly approximated and has the potential to break loose. B) The tumor may secrete hormones or cytokines. C) The well-differentiated, neoplastic cells are clustered together in a single mass. D) It has a rapid rate of growth and can induce ischemia.
The patient states, "I think I am actually addicted to nicotine." Which assessment findings are consistent with this type of addiction?
Select all that apply. 1. The blood pressure is 182/86. 2. The patient states, "Sometimes, I feel so nauseated after I smoke cigarettes." 3. The patient states, "I have never been able to stop smoking for more than two weeks at a time because the cravings get so bad." 4. An apical heart rate is 72 beats per minute. 5. A respiratory rate is 14 breaths per minute.
A client who is experiencing acute alcohol withdrawal has been given a dose of haloperidol (Haldol) to treat his increasing agitation. Which of the following effects would the nurse recognize as a tertiary effect of drug administration?
A) The client expresses an understanding of the drug's intended effect. B) The neurotransmitters affected by Haldol interact with neuropeptides and hormones. C) The Haldol is synthesized, released, and metabolized by the client's body. D) The client exhibits a reduction in his agitation.