Abstract
SDMS members can earn SDMS CME credit by successfully completing the complimentary online CME test in the SDMS Learning Center at learn.sdms.org. Non-members may access the online CME test for a fee.
Explain the methods of the study.
Describe the sonographic appearance of the median nerve.
Discuss the limitations and results of the study.
1. Sonographic median nerve appearance is round in structure with a honeycomb appearance and has a ____________ border in comparison to surrounding tissue.
A. hyperechoic
B. hypoechoic
C. anechoic
D. sonolucent
2. At what level was the best visualization and reliability to acquire measurements of the median nerve?
A. 4.1 cm proximal from the distal wrist
B. 6.5 cm proximal from the distal wrist
C. 8.3 cm proximal from the distal wrist
D. 10.2 cm proximal from the distal wrist
3. What does the acronym ULTT stand for?
A. Upper limb tissue test
B. Upper limb tissue tension
C. Upper limb tension test
D. Upper limb transient test
4. Which of the following was a limitation of this study?
A. Cervical side-bending was applied to all participants.
B. Average elbow extension measurement was 9.78°
C. Sample size did not include symptomatic participants
D. Participants were mostly left arm dominant
5. This study used the ______________ measurement(s) of the median nerve.
A. Height and width
B. Depth and width
C. Cross-sectional area
D. Cross-sectional area and height
6. A positive test indicating strain on the median nerve is determined when
A. The cross-sectional area is greater than 0.3 cm
B. The elbow is fully extended without symptoms
C. Participants in scapular depression have decreased sensory response
D. Participants report tension or pain during the test
7. The mean width of the median nerve in a blocked scapular position was ______cm.
A. 0.250
B. 0.356
C. 0.452
D. 0.053