学以致用,看看你掌握了多少?
2.An American physiologist, Walter B. Cannon suggested the name for the relatively constant states maintained by the body.
5.One phase of metabolism is in which complex substances are broken down into simpler building blocks and energy is released.
6.Responsiveness or is concerned with detecting changes in the internal or external environments and reacting to that change.
10.The cavity contains the heart, lungs, trachea, esophagus, large blood vessels, and nerves.