12 Questions
What is the role of pepsin in protein digestion?
Breaking down long polypeptide chains
How are short peptides and amino acids absorbed in the small intestine?
Actively absorbed in absorptive cells
What happens if protein consumption is inadequate according to the text?
Blood proteins concentrate
Which hormone stimulates the release of secretin and cholecystokinin (CCK) in the small intestine?
Gastrin
What is the main function of albumin and globulin in the blood proteins?
Maintain fluid balance
What is the primary role of proteins as buffers according to the text?
Regulate ion levels
What does the biological value (BV) of a food protein measure?
How efficiently absorbed food protein is converted into body tissue protein
What is the purpose of the Protein Efficiency Ratio (PER)?
To compare weight gain of laboratory animals consuming different proteins
How is the Protein Digestibility Corrected Amino Acid Score (PDCAAS) calculated?
By multiplying a food's chemical score by its digestibility
What happens if an individual's protein intake equals their losses?
Their protein balance is maintained
What is the Recommended Dietary Allowance (RDA) for protein intake in adults?
0.8 g/kg of body weight
What does the Acceptable Macronutrient Distribution Range (AMDR) for protein recommend?
10-35% of total calories from protein
Learn about how plants can provide protein along with fiber, vitamins, minerals, and phytochemicals. Understand the benefits of plant proteins and how they can contribute to a healthy diet. Explore the concept of food protein quality through measures like biological value (BV) and essential amino acids.
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