But the chaos of the mundane and the extreme can be well contained and addressed by keeping these four frames in mind. Jeffrey Benson is the author of ASCD's Hanging InâStrategies for Teaching the Students Who Challenge Us Most and the often cited Educational Leadership article, 100 Repetitions..
The advantage of having body cavities is that one's organs are protected by skin and bones and are shielded from direct impact and injury.he body cavity is to hold your organs. (liver, spleen, pancreas, stomach, intestines, etc. It also provides a route for your aorta to your lower extrimities.
Primitive animals have body plans that are very different from ours. Animals such as jellyfish, corals and flatworms have a much simpler way to handle the digestion of food, as well as the circulation of nutrients around the body. Learn about the structure and function of the gastrovascular cavity in these organisms.nimals such as jellyfish, corals and flatworms have a much simpler way to handle the digestion of food, as well as the circulation of nutrients around the body. Learn about the structure and function of the gastrovascular cavity in these organisms.