Which of the following is the correct angle of insertion for placing a butterfly needle into a vein for intravenous administration of a contrast agent:
B. 15 degrees
A total volume of 125mL of an iodinated contrast agent is administered intravenously via automatic injector in 50 seconds. The flow rate for this injection is:
B. 2.5 mL/sec
125 mL divided by 50 sec = 2.5 mL/sec
The acronym CTDI is used to describe which of the folowing?
B. the radiation dose to the patient during a CT scan
While one is obtaining a thorough history from a patient prior to intravenous injection of an iodinated contrast material, which of the following topics should be included:
1. any prior allergic reactions to contrast media
2. presence of HIV or hepatitis infection
3. history of asthma
B. 1 and 3 only
Which of the following may affect a patients calculated glomerular filtration rate (GFR)?
1. age
2. sex
3. race
C. 1, 2, and 3
Which of the following intravenous contrast agent administration methods provides the greatest over-all plasma concentration?
D. bolus technique
A patient in shock may exhibit which of the following symptoms?
1. tachycardia
2. rapid, shallow breathing
3. cyanosis
