Diffusion And Osmosis

Discussion Board 1

Prompt: It is common knowledge that staying hydrated is beneficial and that electrolytes replenish the body after exercise. But did you know that it too much water or water containing the wrong substances can be harmful? Apply what you have learned about osmosis and diffusion in Hands On Lab: Diffusion and Osmosis to explain the following scenarios:

• Water intoxication

• Drinking seawater

Explain, compare, and contrast how each of these would affect the blood and cells of the body. Are they beneficial or harmful? Why?

Part 1: Initial Post (Worth up to 50 points)

• Length: 250-500 words

• You will need to use at least 3 reputable scientific references to support your post (not including your textbook). Reputable sources= peer reviewed scientific journal articles, accredited websites, or books. Google, Wikipedia, etc. are not acceptable sources.

o Your information must be credible, accurate, and well supported by evidence. The best sources of information are the research journals and the books as well as webpages maintained by professional societies and organizations. Search for articles and academic material should start with the electronic databases of libraries such as FTCC’s Paul H. Thompson Library (opens new window), PubMed (opens new window) or other such resources. When in doubt about material, use CARS checklist (opens new window) to see if it can be used in discussions and writings.

o You must cite all sources. Citation format must be MLA or APA (Visit the Purdue Owl Writing Lab (opens new window) for instructions on proper formatting)