A nurse assesses an older patient's blood gases. The patient is 70 years old. The nurse knows that this patient's maximum PO2 is:
a. 69.
b. 79.
c. 89.
d. 99.
ANS: B
The maximal PO2 possible at sea level can be estimated by multiplying the person's age by 0.3 and subtracting the product from 100.
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The nurse in the emergency department explains to a client who is the victim of domestic violence
that the client's psychosocial history, statements about the battering, a body map detailing injuries, and the photos taken will be placed in the medical record. The nurse also asks the client to return in 2 days for additional photos. The victim begs the nurse not to save the information for fear the perpetrator will find out. The information the nurse can give to the client that will be of greatest relevance in helping her accept the plan includes the facts that the medical record (more than one option may be correct) A. is not available to the perpetrator or his legal counsel. B. will be valuable to the client if she takes legal action later. C. makes pertinent information available to other care providers. D. will provide evidence to law enforcement if another incident occurs. E. can be a resource to providers of treatment to the perpetrator or the victim.
Encourage patient independence with activities of daily living.
Answer the following statement true (T) or false (F)
What phases of the cardiac cellular action potential comprise the absolute refractory period?
A) 1 and 2 only B) 2 and 3 only C) 0 through 3 D) 0 through 4
The nurse is assessing a patient diagnosed with hypothyroidism. Which health assessment interview question should the nurse ask this patient?
A. "Do you have brown, shiny patches on the lower extremities?" B. "Does your skin feel clammy?" C. "Is your skin smooth or flushed?" D. "Is your skin feeling rough and dry?"