Before connecting the sample syringe to an adult's arterial line ...

[fbq8i]

Before connecting the sample syringe to an adult's arterial line stopcock, what would you do?
 
  a. Flush the line and stopcock with the hepa-rinized intravenous solution.
  b. Aspirate 1 to 2 ml of fluid or blood using a waste syringe.
  c. Align the stopcock off to the patient and on to the flush solution.
  d. Increase the flush-solution bag pressure by 20 to 30 mm Hg.

Question 2

To assess gas exchange at the tissues, you would obtain a blood sample from which of the fol-lowing?
 
  a. Pulmonary artery (balloon-deflated)
  b. Peripheral artery (radial, brachial)
  c. Central vein (superior or inferior vena cava)
  d. Pulmonary artery (balloon-inflated)

[anyusername12131]

Answer to Question 1

ANS: B
Box 19-4 outlines the proper procedure for taking an arterial blood sample from a three-way stopcock system.

Answer to Question 2

ANS: D
Table 19-2 summarizes the usefulness of these various sites in providing relevant clinical infor-mation.

[fbq8i]

Excellent

[parshano]

Thanks for the timely response, appreciate it