Which of the following describes the correct procedure for an Allen test?
a. Compress both the radial and ulnar arter-ies, and then release the radial artery.
b. Compress both the radial and ulnar arter-ies, and then release the ulnar artery.
c. Compress both the radial and ulnar arter-ies, and then release both arteries at once.
d. Compress the brachial artery only and ob-serve circulation to the hand.
ANS: B
You might also like to view...
Which of the following is an additional grease-removal device present in some exhaust systems that may present a fire hazard due to accumulation of grease on filters?
A. Extractor B. Detractor C. Single exhaust duct D. Manifold exhaust duct system
Which of the following statements regarding developer chemistry is FALSE?
a. Sodium sulfite slows down the oxidation rate. b. Sodium carbonate provides the alkaline medium. c. Potassium bromide restrains development of unexposed silver halide crystals. d. Potassium alum swells the gelatin.