A 45-year-old patient presents to outpatient PT with complai…

A 45-year-old patient presents to outpatient PT with complaints of chronic lumbar stiffness and intermittent radicular symptoms in the right lower extremity. The evaluating PT determines that the patient has spinal joint hypomobility, limited lumbar ROM, and muscle guarding. Imaging confirms a mild disc bulge at L4-L5, and the PT has ordered mechanical lumbar traction. Based on this case, which of the following best explains the intended effects of traction for this patient?

You approach a powerline cut on our campus, which is adjacen…

You approach a powerline cut on our campus, which is adjacent to a parking lot and an undisturbed forest lot. The power company must come to clear brush when it gets too tall on a semi-regular basis. There is a small frequently mowed grass border around the parking lot. When you measure the Shannon Index at all three locations you find the following results. Parking lot H’ = 1.2 Power line cut H’ = 2.3 Forest H’ = 1.5 What hypothesis might explain these results?