Directions: Calculate the following hourly dosage of heparin (units/hr)
Order: 50,000 units of heparin in 1 L D5 0.9% NS to infuse at 40 mL/hr
units/hr = _____
ANS: 2,000
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A nurse asks a client to take deep breaths during an electroencephalography. The client asks, "Why are you asking me to do this?" How should the nurse respond?
a. "Hyperventilation causes vascular dilation of cerebral arteries, which decreases electoral activity in the brain." b. "Deep breathing helps you to relax and allows the electroencephalograph to obtain a better waveform." c. "Hyperventilation causes cerebral vasoconstriction and increases the likelihood of seizure activity." d. "Deep breathing will help you to blow off carbon dioxide and decreases intracranial pressures."
UVB (ultraviolet B) and UVA (ultraviolet A) phototherapy are techniques used in cases of severe psoriasis. The nurse correctly instructs the client that which type is less hazardous?
1. Neither is hazardous. 2. UVB (ultraviolet B) 3. UVA (ultraviolet A) 4. Both are the same.
The client asks the nurse why she needs to continue using table salt, because her prescribed lithium (Eskalith) is a salt. What is the best response by the nurse?
1. "You must continue to use salt to avoid lithium (Eskalith) toxicity. If you use sea salt, you don't need as much." 2. "You must use table salt or your kidneys will retain lithium (Eskalith), and you will become toxic." 3. "Salt is very important to avoid lithium (Eskalith) toxicity, but not as important as drinking 1 to 1.5 L of water per day." 4. "The amount is not important; just increase your table salt if you notice signs of lithium (Eskalith) toxicity."
The nurse is caring for a client admitted for observation after having experienced a transient ischemic attack. What statement by the client indicates the need for further education concerning the condition?
A) "The effects of this are short-lived but the underlying problem needs to be addressed." B) "It's likely that I'll experience another attack at some point." C) "This is a wake-up call because I am at an increased risk for a stroke." D) "Once I have completely recovered from this I probably won't have further problems."