BMD Exam Questions and Answers Latest Update

BMD Exam Questions and Answers Latest Update bone densitometry - is a general term used to describe the __ and __ of measuring __ __ __ and __ of specific skeletal sites or the whole body - Answers art, science, bone mineral content, density bone densitometry is used to (4) - Answers assess bone strength, diagnose disease associated with low bone density, monitor therapy, predict fracture risk the purpose of bone densitometry measure __ detect __ __ establish the diagnosis of __ assess the individual's risk of __ assess the response to __ __ perform __ __ __ (VFA) - Answers BMD, bone loss, osteoporosis, fracture, osteoporosis therapy, vertebral fracture assessment the 2 techniques used for bone densitometry are - Answers ultrasound, ionizing radiation most commonly used for bone densitometry is - Answers dual energy x-ray absorptiometry DXA is a __ technique it is BMD without soft tissue - Answers subtraction DXA uses __ different x-ray photon energies that are passed through the patient then the detectors __ and __ the low and high energy photons received from the patient - Answers 2, separate, measure machines from different manufacturers operate differently and yield __ __ they are not comparable without __ - Answers different values, standardization original scanners used a __ __ and a __ detector - Answers pencil beam, single the new detectors use a __ __ with a __ __ detector = reduced scan time - Answers fan beam (array beam), multi element z-score standard compares the patient with an _____ - Answers average individual of the same age and sex t-score compares the patient with an ______ - Answers average young healthy individual of the same sex with peak bone mass (t-score/z-score) compares a patient with an average individual of the same age and sex - Answers z-score (t-score/z-score) compares a patient with an average young healthy individual of the same sex with peak bone mass - Answers t-score