Osteosarcoma is most likely present in the _____ of long bones
a. epiphyses
b. metaphyses
c. marrow
d. osteocytes
ANS: B
Osteosarcoma occurs mainly in the metaphyses of long bones near sites of active physical growth, not in the epiphyses. Osteosarcoma is not associated with the marrow or osteocytes.
Health Professions
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A) Merkel's discs B) free nerve endings C) Meissner's corpuscles D) Pacinian corpuscles
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If necessary to provide guidance to the approaching aircraft, use clock-based directional terms. Always consider the point of reference for the pilot (the nose of the aircraft) to be the:
A) 3 o'clock position. B) 12 o'clock position. C) 6 o'clock position. D) 9 o'clock position.
Health Professions