Before taking a magnetic resonance image (MRI), a patient asks why metal objects and the MRI machine are such concerns. What is the best explanation by the nurse regarding the MRI ma-chine? (Select all that apply.)
a. Causes metal objects to spark, similar to a microwave
b. Deactivates the battery in a pacemaker
c. Causes metal to heat up and burn the pa-tient
d. Does not transmit clear data if metal is present
e. Attracts any metal into the MRI chamber
B, E
The magnetic field will deactivate the batteries in a pacemaker and will also attract any metal object into the MRI chamber.
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A 24-hour urine collection has been ordered at 1030, for a child receiving vanillylmandelic acid (VMA). Urine collection should begin:
1. At 0700. 2. With the child's next void. 3. At bedtime. 4. When the order is noted.
Measurable changes in the physical size of the body and its parts is called:
a. adaptation c. growth b. development d. maturation
A patient is diagnosed with hypermagnesemia. Which of the following will the nurse most likely assess on this patient's electrocardiogram tracing?
1. prominent U waves and flattened T waves 2. short QT interval 3. wide QRS complex and tall peaked T waves 4. prolonged QT interval
You have recognized a need to assess a client to determine if she has a suicide plan. Which of the following questions would best assist you in this assessment?
A) "Have you ever had any thoughts that are contrary to your well-being?" B) "Do you have people in your life who are supportive of you?" C) "Are you thinking about killing yourself right now?" D) "How do you generally cope with problems in your life?"