The position indicating device (PID) can be best described as what?

an open-ended extension that is attached to the x-ray tubehead
is used to screen out long wavelengths
the positive pole in the Coolidge tube
a lead disk that limits the size of the x-ray beam


an open-ended extension that is attached to the x-ray tubehead

Rationale: an open-ended extension that is attached to the x-ray tubehead

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The office manager's time is generally spent on patient-related issues.

Answer the following statement true (T) or false (F)

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What is the site of hemopoiesis?

a. Yellow marrow b. Red marrow c. Epiphyseal plate d. Osteoblasts

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Which type of prosthesis replaces all the teeth in one arch?

a. Full denture b. Partial denture c. Either a or b d. Neither a nor b

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General risks of taking the drug, usage in pregnancy, drug interactions, and toxicity information is found in the ________ section of the package insert.

Fill in the blank(s) with the appropriate word(s).

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