Digestive Flashcards
Breakdown of food
What is the main source of energy for the body?
Carbohydrates
Name the 2 types of starch (Plant + Animal)
Amylase (Plant)
Glycogen (Animal)
Name a form of fiber.
Cellulose
Why do humans eat fiber?
It helps with the passing of waste (poo)
Name the 5 types of nutrients humans need.
- Carbs
- Protein
- Lipids
- Minerals
- Vitamins
What type of energy do fats provide?
Long-term energy
What type of energy do carbohydrates provide?
Short-term energy
How long do carbs remain in the human body?
24 hours
Where are stored carbs in the body?
Liver + muscle cells (in the vacuole of the cell)
How are starches broken down in the body?
Via hydrolysis
Why are proteins important?
They allow for the synthesis of functional and structural macromolecules
How many types of amino acids does your body need?
20
How many amino acids does the body make?
11
What are essential amino acids?
8 amino acids required for homeostasis that must be eaten.
What is wrong with a plant-based diet?
The amino acid profile is incomplete, meaning that it is difficult to get all 8 amino acids.
What are the two types of fat and what differentiates them?
- Saturated Fat
- Unsaturated fat
- has a C=C
What do minerals do?
They are essential compounds needed in small amounts for metabolic processes
What do vitamins do?
Vitamins are organic materials used to aid digestive enzymes.
What are the 3 components of a amino acid?
- Amine group
- Carboxyl group
- R group (determines the amino acid)
What is the purpose of Lipids
To aid cellular membrane flexibility, provide energy, and insulation
What is ingestion?
To eat something or take in food
What is digestion?
The process of breaking down food.