Thoracic cavity or chest cavity consists of a thoracic wall that protects the heart and lungs, which are the important organs of our body. Diaphragm, that separates the thoracic cavity from the abdominal cavity, forms the floor of the chest cavity and helps in the respiration process.
Answer:
Because they don't use a variety of muscles as much as they could by doing more sports so when they use the lesser used muscles, they could get hurt.
Explanation:
The defendant is the person or organization with which an action is being brought against. For example: a man rear-ends a woman in a car accident. The woman can file a lawsuit to recover (get) money from the man for her medical injuries and damage to her car. The woman is the plaintiff suing the man who is the defendant.