Children infected with hepatitis B from their birth mother are less likely than adults to become chronic carriers of hepatitis B.
a. true
b. false
Answer: b. false
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A radiation safety officer in a health care facility must have sufficient authority, organizational freedom, and management prerogative to
1. identify radiation safety problems. 2. initiate, recommend, or provide corrective action. 3. stop unsafe operations involving by-product material. 4. verify implementation of corrective actions. a. 1, 2, and 3 only b. 1, 3, and 4 only c. 2, 3, and 4 only d. 1, 2, 3, and 4
The "ear" of the scotty dog represents the:
pedicle inferior articular process superior articular process transverse process
The term that means a female's first period is:
A) amenorrhea. B) menarche. C) menopause. D) menogenesis.
For an AP neonatal or infant chest projection, the
1. central ray is centered to the midsagittal plane at the level of the mammary line. 2. longitudinal collimation should be open enough to include the upper airway. 3. head faces straight up, without rotation. 4. central ray is angled 5 degrees caudally. a. 1 and 2 only b. 2 and 4 only c. 1, 2, and 3 only d. 1, 2, 3, and 4