Fat+doing+us+a+favor+ZW

Fat is doing us a favor...You may need to look up some of the answers on the internet or your book. (1) Liposuction suctions out adipose tissue. What is adipose tissue? Basically just fatty tissue (2) Define epidemic. The outbreak of a disease that spread more quickly and more extensively among a group of people than would normally be expected (3) Define obesity. A condition in which somebody’s weight is more than 20 percent higher than is recommended for that person’s height (4) How could we have an obesity epidemic? By people eating unhealthily and not exercising across the board (5) What are the main obesity related illnesses? Diabetes, High Blood Pressure, Heart Disease (6) How does the liver protect the body from alcohol? By detoxifying itself (7) Where does excess energy go? Adipose tissue aka fat cells (8) Why do we have so much excess energy in our diet? Because we do not balance; we eat more calories than we burn off (9) If we didn't have adipose tissue where could we put the excess energy? Is this OK? It would overrun into the liver, which is bad and can cause liver swelling, failure, or bearer death (9) Humans have much more body fat than our closest relatives the chimpanzees. What is a possible evolutionary reason for this? The human body is bigger in mass therefore needs more storage space and needs more energy (10) Adipocytes (Fat cells) are filled with fat called triglycerides. Describe the triglyceride structure and why it contains so much energy. Three fatty acid chains of mostly carbons and hydrogens arrayed in high-energy configurations (11) What happens to adipocytes when we gain weight? (a lot of weight) they become filled and crowd the cytoplasm (12) Adipose tissue can be an endocrine gland too. Which hormone do adipocytes release, and how does this signal the body that it is time for puberty? Leptin