A young mother was playing with her 3-year-old son at the park. She grabbed her son’s outstretched arms and began to twirl him around in a circle until she heard a scream of pain from her son. She noticed that his elbow was deformed and that he could no longer straighten his arm. She rushed him to the doctor’s office where she was informed that the head of his radius had “popped” out. Which ligament is responsible for holding the head of the radius in place?Multiple ChoiceThe ulnar (medial) collateral ligamentThe radiocarpal ligamentThe anular ligamentThe glenohumeral ligament

"pulled elbow" in a young child results when the radial head is dislodged from the: Annular ligament Insertion of biceps brachii Olecranon process Radial collateral ligament Ulnar collateral ligament

A college football player receiver was tackled immediately after catching a pass. He was pushed to the ground quite forcefully which caused him to suffer a separated shoulder injury. Which two structures have become separated resulting in much pain when he abducts his shoulder?Multiple ChoiceThe acromion process and the coracoid processThe glenoid cavity and the head of the radiusThe acromion process and the clavicleThe coracoid process and the clavicle

You are in the emergency room when a student is brought in with a shoulder injury sustained while playing touch football. In comparing the symmetry of his two shoulders, you notice a marked elevation of the distal end of his clavicle with respect to the acromion on the injured side. X-ray exam reveals a grade III shoulder separation. In order for this to have occurred, which ligament must be torn?coracoacromialcoracoclavicularcostoclavicularsuperior glenohumeraltransverse humeral

Which neck muscle, when contracting on its own, laterally flexes the neck to the same side and rotates the head toward the opposite shoulder?Group of answer choiceslevator scapulaesternocleidomastoidsplenius capitissubclavius

Which soft tissue structure is associated with lateral epicondylitis or tennis elbow?Group of answer choicesthe extrinsic extensors at their originthe extrinsic flexors at their originthe intrinsic extensors at their originthe intrinsic flexors at their origin