Which of the tissues that can be in the path of the dental x-ray beam is most radioresistant?
lens of the eye
red bone marrow in the mandible
the enamel of the teeth
thyroid gland
the enamel of the teeth
Rationale: the enamel of the teeth – The enamel of the teeth is radioresistant due to its lack of dividing cells. Enamel is a hardened, calcified matrix and does not contain rapidly dividing cells.
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Paramedics frequently encounter problems while trying to operate their radio systems.
Answer the following statement true (T) or false (F)
The abbreviation "Ac" means __________ __________
Fill in the blank(s) with correct word
To obtain hazard and response information, a firefighter can contact the manufacturer using:
a. The phone number on the MSDS. b. The CAS registry number. c. The Emergency Response Guide d. CAMEO
Speaking clearly and distinctly to help the person you are speaking to understand you is called ________.
A. pitch B. etiquette C. tone D. enunciation E. pronunciation