Digestion
Where does digestion begin?
The mouth
Chewing food with your teeth is an example of ____________________ digestion.
Mechanical
Proteins are made from "building blocks" called _________________
Amino acids
How many essential amino acids are there?
Nine
Name 1 food that is considered a complete protein.
Chicken
Steak
Fish
etc.,
True or False: Pepsin is an enzyme released in the mouth to break down protein.
False
T or F: Mechanical digestion is the only sort of protein digestion that takes place in the mouth.
True
Amino acids are held together by bonds called __________ bonds
How many amino acids are there? Essential and Non-essential
20
What is a complete protein?
A food that contains all 9 essential amino acids
The majorly of protein digestion takes place in the _________
Stomach
Once amino acids are broken down into their simplest form, they are absorbed into the small intestine through finger like projections called the _________
Villi
Proteins provide "_____'kcal of energy
4
_______________ must be obtained from food.
Essential amino acids.
What is an incomplete or "complimentary protein"
A protein that does not have all 9 essential amino acids and would need to be paired with another food source in order to get all 9 essential amino acids.
Digestion continues in the small intestine where another enzyme __________ is released to further breakdown protein.
Trypsin
The essential amino acid Histidine is important for the production of the neurotransmitter called ________
Histamine
Proteins have the same three elements as fats and carbs.... Carbon, Hydrogen and ______
Oxygen
_____________________ can be made from the body
Non- Essential amino acids
Incomplete proteins are usually found in ________based foods.
Plant based
The stomach secretes pepsinogen. Then using ______________________________ the pepsinogen breaks down into the enzyme pepsin that helps break proteins down.
Hydrochloric acid
_______ is necessary for serotonin production, influencing mood and sleep.
Tryptophan
Once proteins are broken down by pepsin in the stomach, they form shorter chains called _____________
polypeptides
Name 3 essential amino acids
●Histidine
●Isoleucine
●Leucine
●Lysine
●Methionine
●Phenylalanine
●Threonine
●Tryptophan
●Valine
Name 1 pair of incomplete proteins, that when together would give you all 9 essential amino acids