The appendages and girdles in the human skeleton; made up of the 126 bones in the limbs (upper and lower) and girdles (shoulder and pelvis) and attaches to the axial skeleton

A 15-year-old boy was struck in the throat by a tree branch while riding his snowmobile. Which one of the following findings should concern you the most?

A) He has tenderness over the injured area. B) His voice sounds hoarse. C) There is redness over the injured area. D) There is bruising on his neck.

The majority of out-of-hospital cardiac arrest patients have an irregular heart electrical rhythm called ventricular fibrillation. How is this rhythm characterized?

A. rapid, disorganized, and ineffective B, slow, disorganized, and ineffective C. rapid but effective D. no electrical activity at all