An inactive student wants to become more physically active but does not think he has the time. what is the most effective thing he can do to start making physical fitness a priority?

David, an aspiring baseball player, was struck on the left side of his face with a fastball pitch. he was not wearing a safety helmet. his zygomatic arch was crushed, as well as parts of the temporal bone. following the accident and reconstructive surgery, he noted that his left lower eyelid was still drooping and the corner of his mouth sagged. what nerve damage did he sustain?

To avoid whiplash, the center of the headrest must be your ears.

What is the function of the retina?