A theory has credence until
a) a less costly intervention is determined.
b) evidence comes forward to refute it.
c) new hypotheses are determined from practice.
d) proof is provided that supports it.
b) evidence comes forward to refute it.
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The nurse working in the Emergency Department is preparing to initiate an IV on a client who lost several liters of blood in a trauma
The nurse anticipates that the client will be receiving many liters of fluid and blood over the next 24 hours and will require IV access for at least a week. The client is a previously healthy 20-year-old male. What size and type of infusion device will the nurse use for this IV? 1. 16-gauge scalp needle (butterfly) 2. 22-gauge scalp needle (butterfly) 3. 14-gauge over-the-needle catheter 4. 18-gauge over-the-needle catheter
The nurse instructs the client and family to observe for client hypoxia during home oxygen therapy. Which is the most important clinical indicator of hypoxia that the nurse instructs the family to monitor?
1. Confusion 2. Dusky lips 3. Tachypnea 4. Restlessness
The drug most likely to be ordered for the client with herpes simplex virus is which of the following?
1. Acyclovir (Zovirax) 2. Zidovudine (Retrovir) 3. Nystatin (Fungizone) 4. Methonidazole (Flagyl)
What is the most accurate description of a migrant farmworker?
a. A person who does farmwork as the primary means of employment, although other work may be done when the seasonal work ends b. A person who immigrates to the United States to "follow the crops" in performing seasonal farmwork c. A person who moves from place to place to earn money performing seasonal agricultural work d. A person who specializes in the development of rural land for the purpose of farming