As the lead content of a grid increases,
a. the contrast improvement factor (K) decreases.
b. the ability of the grid to remove scatter increases.
c. the contrast decreases.
d. exposure to the image receptor increases.
b. the ability of the grid to remove scatter increases.
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Which of the following represents the amount of time for a pressure-targeted ventilator breath to reach the set pressure?
a. Rise time c. Total cycle time b. Inspiratory time d. Inspiratory hold
Which of the following is an effect of PEEP and increased intra-abdominal pressure?
A. decreased atelectasis B. decreased functional residual capacity C. increased compliance of ventricles D. increased cardiac output
You and the patient should be covered with a thick, _________ _______ or ________ for protection from broken glass during disentanglement.
Fill in the blank(s) with the appropriate word(s).
A shunt that is surgically inserted to connect an artery and a vein to allow for hemodialysis is a:
A. fistula B. saline lock C. cannula D. heparin lock