Bone Density Registry Review Missed Questions And Answers Latest Top Score.
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Bone Density Registry
Institution
Bone Density Registry
Bone Density Registry Review Missed Questions And Answers Latest Top Score.
Vertebral Fracture Assesment - correct answer. -Use low does of radiation
-Assess BMD and fractures
-Can't assess soft tissue abnormalities
Carbon Dioxide Fire Extinguisher - correct answer. Wo...
Bone Density Registry Review Missed
Questions And Answers Latest Top Score.
Vertebral Fracture Assesment - correct answer. -Use low does of radiation
-Assess BMD and fractures
-Can't assess soft tissue abnormalities
Carbon Dioxide Fire Extinguisher - correct answer. Works best for electrical fires
Secondary Osteoporosis - correct answer. -Occurs because of other medical
conditions
(Leukemia, PHPT)
-Can occur at any age
-Can develop from other skeletal disorders
Calcitonin - correct answer. -Hormone Treatment for Osteoporosis that forms
naturally in the thyroid.
-It can be used to increase bone mass moderately.
-Used to decreas the rate osteoclasts absorb bone.
-Can only be given to postmenopausal women of 5 years or more
Regions of Interest (ROI) - correct answer. The area selected for bone density
scanning and the area where the calculation of the BMD occurs.
Components of DXA - correct answer. Workstation unit, phantom and positioning
equipment, k-edge filtration, and energy switching system.
Juvenile Osteoporosis - correct answer. -Diagnosed in children 8-14
-Patient may experience normal gonadal functioning, rapid onset of parin in the bones,
or sustain a fx from a traumatic event
, Pencil Beam - correct answer. -Scan time 5-10 minutes
Laser Radiation - correct answer. A laser is used to effectively position scanner
L-spine - correct answer. -Point on the spine that curves (Lordotic Curve)
-3 Main parts (Arch, processes, body)
DXA Scan - correct answer. -Can measure multiple aspects related to the bone,
BMC, BMD, fat-free mass, and estimates the body's fat percentage. Any changes to the
mode geometry can impact measurements.
Nucleus - correct answer. -Found inside the intervertebral discs
-Gel filled center
Ulna - correct answer. -Has long and curved appearance
-Allows motion and supports arm
-Attaches to triceps brachii, supinator, pronator teres, pronator quadrates, flexor
digitorum superficialis
-Has Trochlear Notch, Coronoid Process, Olecranon Process
Head of Radius - correct answer. -Disk Shaped
-Proximal end
-Articulates with Radial Notch of Ulna
Proximal Femur Positioning - correct answer. The Midline needs to be perpindicular
with the neck box
Proximal Femur ROIs - correct answer. Trochanteric region, Ward's region
(triangle), the neck, and Shaft
Cross-Calibration - correct answer. -Calculates and compares changes between the
initial and new DXA machines
-Studies are considered as in vivo and in vitro(use phantoms)
-Studies are used for new machins and 60-100 phantoms are used to establish a
baseline measurement for BMD
BMC - correct answer. -Calculated by BMD and Area
-BMD(g/cm2) x Area(cm2)
-BMD(mg/cm2) x Volume(cm3) -- QCT
External Quality Control - correct answer. -Facilities are given samples and asked to
process them as they would their own and are then checked by the main facility.
-Takes longer but more accurate results
-Requires calibrated test weight
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