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10. EMG records show the rhomboids are active in elevation of the arm, despite their anatomical description as downward rotators of the scapula. Which of the following seems most consistent with biomechanical principles:

1. The shoulder joint complex

29. If the upper arm and forearm is positioned on a table such that the elbow is being flexed andextended in a gravity eliminated position:

24. A high school baseball pitcher arrives at your clinic complaining of pain in the medial elbow region. Which of the following would you suspect as most likely?

7. If in accomplishing a 120 degree abduction position of the arm relative to the thorax, the humerus elevated 90 degrees relative to the scapula and the scapula upwardly rotated 30 degrees relative to the thorax

15. The serratus anterior acting at the AC joint

30. During pronation motion from an initial anatomical position

16. Sayo is a 78 year old with a massive inoperable rotator cuff tear. During your movement exam, you notice she shrugs her shoulder when she raises her arm. What is the primary joint motion causing the shrugging and why is it considered a potentially harmful compensatory strategy?

2. The axis of rotation for scapular upward rotation relative to the thorax

List the microbial targets of disinfecting chemicals. Provide one example of a chemical agent that affects each particular structure or target. (Please use proper sentence structure.  Grammar, punctuation, and spelling will be graded.) Be sure to use the appropriate terminology as given in our textbook and notes.