During an evaluation, a physical therapist performs the elbow flexion test to reproduce a patient's upper extremity symptoms. Which of the following BEST explains the mechanism behind this test?
Option 1- Compression of the ulnar nerve within the cubital tunnel
Option 2- Compression of the median nerve as it passes through the pronator teres
Option 3- Ischemic compression of the radial artery reducing blood flow to the forearm
Option 4- Stretching of the posterior interosseous nerve beneath the supinator
Watch the video version on our Youtube channel: https://youtu.be/RK6ELQAI5fM
