Protein Flashcards
Proteins are our body’s _
Building blocks
Protein form and repair (4)
Muscles
Skin
Hair
Nails
Protein enables many of body’s
Vital metabolic functions
Every cell in body contains
Protein
There are _ types of proteins found in body
Thousands
Proteins form structure of
Tissue
Proteins carry _ around the body to where they are needed
Molecules
Molecules that protein carry to places that are needed play an important role in _
Many chemical reactions that take place
One chemical reaction
Immune response
Another chemical reaction _ of hormones
Production and deployment
Proteins are made up of
Amino acids
Short chains of amino acids are called
Peptides
Peptides connect to each other with
Peptide bonds
Longer chains of amino acids are called _ (2)
Polypeptides
Proteins
Protein chains can become complex in structure as
More and more chains join and fold in on themselves
Body breaks proteins chains down into peptides to
Use for specific purposes as required
One example of a peptide
Insulin
Body can produce many of the amino acids needed to make (2)
Peptides
Proteins
Body needs to consume protein everyday because
Body doesn’t store them in same way as other macronutrients
Diet with adequate protein has
Major health benefits
Some incomplete protein may contain all nine amino acids but
Not in sufficient quantities for body’s needs
Adults in US are advised to consume _ of protein per kg (2.2lbs) of body weight a day
0.8g
Particularly active people should increase protein intake from 0.8g to
1 g per kg per day
Average woman grams of protein daily
46
Average man grams of protein daily
56
46-56g is about 2 _ of meat, fish, tofu, nuts, or beans
Palm-size portions
Elderly people need up to _ more than recommended intake of protein
50%
As we become older, our bodies become less efficient at producing
Protein
When choosing what protein to eat,
Ensure you get best around nutrition possible
