RTBC - CORE MOCK EXAM QUESTIONS

RTBC - CORE MOCK EXAM QUESTIONS

AND ANSWERS

Which of the following are not used in direct capture DR systems?

• detector elements (DELs)
• charged-couple devices (CCDs)
• plate readers
• thin-film transistors (TFTs) - Correct Answers -c. plate readers

What is the medical term for fever?

• apnea
• hypertension
• orthostatic hypotension
• pyrexia - Correct Answers -d. pyrexia

The relationship between distance and the x-ray beam intensity can be expressed by which of the following?

• inverse square law
• direct square law
• reciprocity law
• ohms law - Correct Answers -a. inverse square law

Increasing the kVp serves to increase the quantity of:

• x-ray photons
• wavelengths
• protons
• neutrons - Correct Answers -a. x-ray photons

Streptococcal infections are caused by:

• virus
• bacteria
• protozoa
• fungi - Correct Answers -b. bacteria

What mAs is produced with 220 mA and 0.2 second exposure time?

• 44 mAs
• 90 mAs
• 1100 mAs
• 62 mAs - Correct Answers -a. 44 mAs
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