Digestion and Absorption of Protein in Chemistry Department

What aids in the swallowing of partially mashed food?

Saliva

What is the range of intake of dietary protein mentioned in the text?

50-100 g/day

What is the source of about 30-100 g/day of endogenous protein?

Digestive enzymes and worn out cells of the digestive tract

In healthy humans, how much protein is lost through feces as mentioned in the text?

5-10 g/day Signup and view all the answers

Where does the digestion of dietary protein begin?

Cooking Signup and view all the answers

What is the function of the teeth in the digestion of dietary protein?

Mechanical breakdown of large protein pieces Signup and view all the answers

What is the primary role of hydrochloric acid in the stomach?

Sterilizes the food and prevents harmful bacteria from entering the GI tract Signup and view all the answers

What is the enzyme that converts milk protein casein to calcium paracaseinate in infants and children's stomach?

Rennin Signup and view all the answers

Which hormone stimulates the pancreas to secrete bicarbonate to neutralize gastric HCL?

Secretin Signup and view all the answers

What is the specific role of enteropeptidase in the small intestine?

Activates pancreatic trypsinogen to trypsin Signup and view all the answers

Which enzyme cleaves peptide bonds between basic amino acids like Arginine and Lysine?

Trypsin Signup and view all the answers

What is the primary function of cholecystokinin (CCK) in the digestive system?

Stimulates gall bladder contraction Signup and view all the answers

What are the building blocks of proteins?

Amino acids Signup and view all the answers

Which type of proteins form a framework for calcium phosphate crystals deposition in bone?

Collagen Signup and view all the answers

Which proteins directly regulate metabolism and help in muscle movement?

Enzymes and contractile proteins Signup and view all the answers