Why is insulin administered by an injection and not in a pill?

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?

Which of the following identifies the main culprit for america’s increasing weight gain?

Which field of study contributes ideas and concepts to biomechanics?