What is Food?

Edible or Inedible?

-Inedible foods -Edible by animals but not by me -Edible by humans, but not by my kind -Edible by humans, but not by me -Edible by me

Explanations for Pica (8)

1. Craving for deficient substance 2. Malfunction caused by micronutrient deficiency 3. Gastrointestinal upset 4. Detoxification 5. Hunger 6. Comfort response to stress 7. Mental illness 8. Cultural tradition

Food that is eaten is greatly influenced by: (2)

1. Culture 2. Circumstance

Food (Textbook Definition)

Any substance that provides the nutrients necessary to maintain life and growth when ingested.

1972 Plane Crash in the Andes

Cannibalism; some living ate the dead

Food is that which is...

Eaten

Criteria (for Inedible/Edible) May Change in Times of Hardship

Sensory, Nourishment, Fullness (Inedible becomes edible, for example)

Nutrients

Substances found in food which are necessary for health, growth, and reproduction.

Pica

The craving and consumption of non-food substances. -Includes consumption of soil, ash, shells, paper, paint chips, etc. -Pregnant women, children, people with anemia. -Also when other food not available.

Nutrition

The study of food and its inter-relationships with humans and animals.

Edible

able to be eaten

Inedible

able to be eaten but never consumed

Non-edible

not able to be eaten (example: objects)