Physiology & Food Related Social Issue Physiology and food-related social issue

The chosen food-related social issue is the advertising of junk food as appealing to children. For years, the junk food industry has been accused for promoting obesity and ill-health among children Linn and Novosat 135.

Junk food often contains unhealthy components because of the high content of calories, fats, and sugar Kime 317.

The figure below shows that from the 1960s to the year 2008, the number of children and teenagers with obesity has increased significantly from about 4% across to about 17% - 20% all ages.

www.bariatric-surgery-source.com/child-obesity-statistics.html

The specific research question related to this food-related social issue is "what is the relationship between eating junk food and obesity?" This research question aims at identifying the link between the body's digestion and absorption processes and junk food that has...

This research question is informed by the fact that the obesity epidemic in children and adolescents in the United States suggests that eating these unhealthy foods leads to high levels of absorption of these fats and sugars in the junk food and the levels of fats increase because of the sedentary nature of these children.
To teach the digestion and absorption concept of anatomy and physiology, it will be important to start at the mouth where the food is ingested and broken down into smaller pieces that can be swallowed. This will then follow the whole digestion process including the six essential activities: ingestion, propulsion, mechanical breakdown, digestion, absorption, and defecation that are involved in digestion.

Ingestion involves deglutination where the food is swallowed after being broken down by chewing in the mouth. After ingestion, the food is propelled down the esophagus through a process called peristalsis into…