What are the five dimensions of health
physical health
intellectual health
emotional health
social health
spiritual health
Food
provides
... [Show More] energy in terms of calories
Nutrients
1) promote growth and development
2) maintain tissue, cells, and bones
3) fuel the body for physical and metabolic work
4) regulate body processes
Hunger
internal drive often experiences as a negative sensation such as churning, growling, or stomach pain
appetite
external drive often related to pleasant sensations associated with food and can lead us to eat even if we aren't hungry
Gastrointestinal (GI) tract
The main sites in the body used for digestion and absorption of nutrients. It consists of the mouth, esophagus, stomach, small intestine, large intestine, rectum, and anus. Also called the digestive tract.
Hormones
compounds secreted into the bloodstream by one type of cell that acts to control the function of another type of cell.
Hormones that Increase hunger
Ghrelin
Endorphins
Neuropeptide-Y
Hormones that Decrease hunger (cause satiety)
Leptin
Serotonin
Cholecystokinin (CKK)
Leptin
Alerts the brain to turn off the hunger center and activates the satiety center when consuming a meal. Leptin production occurs in adipose (fat) cells
Ghrelin
produced by the stomach and has an opposing role:
traveling to the brain, it stimulates the hunger center as it deactivates the satiety center
External Forces of why we make the food choices we do-
1. Sensory: eg. taste, smell, texture, color, moisture, temperature
2. Cognitive: eg. habits, comfort food, advertising, social factors nutritional value
3. Environmental: economics. lifestyle, culture/religion, environment
4. Health Status: physical restrictions, declining taste due to medications, age/gender
essential nutrients
nutrients necessary for normal body functioning that must be obtained from food
-over 45
-six classes that serve 3 general functions (energy, regulation, contribute to cellular and body structure [Show Less]