An incident photon with 35 keV is most likely to interact with the K-shell electron of what atom?
a. iodine
b. lead
c. calcium
d. oxygen
a. iodine
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________ are often used during fluoroscopic procedures to better visualize organ function and abnormalities.
A. Goggles B. Contrast media C. Microscopes D. Magnifying glasses
________ can be both an expression of comfort and a way of controlling people
A. Harassment C. Values B. Touch D. Interactions
Subclassification codes contain how many digits?
A) two B) three C) four D) five
Which of the following are true regarding a membrane-type humidifier?
1. Water and gas are separated by a hydrophobic membrane. 2. The membrane is permeable to water vapor but not to liquid water. 3. As with other passover humidifiers, there is no bubbling action. 4. A small layer of liquid water remains on both sides of the membrane. a. 1 and 3 only b. 1, 2, and 3 only c. 3 and 4 only d. 2, 3, and 4 only