Mock Exam Flashcards
What type of bone is located in the central cavity of long bone?
Trabecular bone, Osteoblast, Osteoblast, Cortial bone
What vertebrae should be included in a typical lumbar spine DXA analysis?
a. L1-L4
b. T12-L5
c. L1-L5
d. L1-L4
The wards area is the area most affected by early bone loss: thus, it is used for the diagnosis of osteoporosis?
False
The only validated skeletal site for the clinical use of QUS in osteoporosis management is the foot?
False
The results of vivo precision studies vary based on 2 main factors which include?
Variability of patient’s anatomy and technologist skill and attentiveness
When reviewing the vertebral values of the lumbar spine analysis, the calculated vales for the total area, BMC and BMD should?
increase from L1 to L4
Where should the bone density technologist begin counting vertebrae for a vertebral fracture assessment?
L5
Which area of the proximal femur can overestimate the extent of osteoporosis and create a false result?
ward’s neck
The ROI line placement for the head region should be horizontal just below the?
Jaw
___________ is the minimum measured change in BMD that is needed to be certain that a true change in bone mineral value has taken place?
least significant change
How do selective estrogen receptor modulators reduce the risk of breast cancer?
a. SERMs imitate natural estrogen
b. SERMs alleviate blood clots that lead to breast cancer
c. SERMs reduce calcium absorption to a more balance level
d. SERMs block the effect of estrogen on breast tissue
Which DXA system manufacturer uses the terminology lateral vertebral assessment (LVA) instead of vertebral fracture assessment (VFA)?
GE
Which bone is found under the surface of the vertebral bodies and the ends of long bone?
trabecular bone
