Introduction and Biological Explanations

How have food attitudes changed over time?

What is the Basis of Eating Behaviour?

What affects our food preference?

Thinking Point: How have these attitudes influenced the emergence of eating disorders?

Great for Approaches, Issues and Debates

Biological Side

It affects us all!

Define Homeostasis

‘Explain Body Temperature Set Point’.

Illustrate how we maintain a constant body weight

Flow Diagram

Enzymes Amino Acids Duodenum

Thinking Point: Which part of the Nervous System is controlling digestion?

Cannon and Washburn (1912)

• Stomach contractions and hunger pangs correlated

Stomach Cancer• Could still regulate food intake

Ventromedial Hypothalamus

Hetherington & Ranson (1942)•Satiety Centre’

Lateral Hypothalamus

Anand and Brockbeck (1951)•Aphagia

Thinking Point: What is the missing knowledge?

Read Cummings’ Research

Work Booklet