Content Writing

1. A friend eyes your lunch and begins to lecture you on the perils of high-fat foods. You decide to acknowledge the health risks of eating a high-fat diet but also point out to her the important roles that lipids play in your body. What will you say? 2. Bill claims that eating fruits and vegetables is overrated because humans lack the enzyme needed to digest cellulose and thus cellulose passes unchanged through our digestive tract. Is Bill correct that we gain nothing from eating food that contains cellulose? 3. For years your mother has been telling you to drink several large glasses of water each day. Having just read this chapter, you now understand the critical roles that water plays in your body. You vow to admit during your next phone call home that she has been right all along. Explain why dehydration might be dangerous. 4. Dental x-ray films are taken using small doses of radiation and are used to detect tooth decay, injuries to the roots of teeth, and problems with the bones supporting the teeth. A dental professional covers the patient with a lead apron that runs from the neck to the abdomen and then leaves the room to take the x-ray film. Why are such precautions necessary? answer the previous 4 questions