Swollen lymph nodes in the anterior neck usually indicate:
A) malignancy.
B) an infection.
C) viral replication.
D) an allergic state.
Answer: B) an infection.
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What is the approximate normal level of carbon dioxide production (CO2) for an adult?
a. 200 ml/min b. 250 ml/min c. 4200 ml/min d. 6000 ml/min
Which of the following is TRUE when coding a personal or family history of a malignant neoplasm?
A) The significance of the history must be documented by the physician. B) Patients must have a blood relationship to the family member. C) History of grandparents, aunts and uncles may be relevant for cancers with proven genetic links. D) All of the above.
The most common eye disorders treated by ophthalmologists are visual ________.
Fill in the blank(s) with the appropriate word(s).
Each of the following protects the radiographer from radiation except one. Which one is the exception?
A) Wearing a personnel monitoring device B) Increasing the distance from the source of radiation C) Standing behind protective shielding during exposure D) Spending less time exposing radiographs