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172497 Medicine

A 25-year-old woman has recently moved to a new city. She comes today for her first routine visit and annual physical assessment. She feels well, reports no new symptoms, and her past medical history is negative. Her only medication is the oral contraceptive pill; she is currently in university and drinks on a social basis. She reports smoking in her teens but quit 7 years ago. The physical examination is completely normal. She asks you about screening tests for cancer at her age. Which of the following cancer screening tests are recommended for her age group?

Amammography every 5 years
BPap smear at least every 3 years
Cstool for occult blood
Dchest x-ray (CXR) every 3 years
Medicine
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172502 Radiology

A 26 year old male presented to the dental clinic with pain in the right lower back tooth region. On examination, it was evident that pericoronitis is present with #48. The inherent filtration of the machine used is 3 mm of Aluminium operating at 70 kVp. By the use of this machine, the surface exposure:

AReduces to 20% of the exposure without filtration
BReduces to 80% of the exposure without filtration
CReduces to 30% of the exposure without filtration
DIs not reduced at all
Radiology
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