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Abby

Week 13

QuestionAnswer
What is the main function of the digestive system? To break down food, absorb nutrients, and eliminate waste
Where does digestion begin? In the mouth, where chewing and salivary enzymes start breaking down food
What enzyme in saliva begins carbohydrate digestion? Salivary amylase
What is the main function of the stomach in digestion? It mechanically churns food and uses acid and enzymes to break down proteins
What is chyme? A thick, acidic mixture of partially digested food leaving the stomach
What organ is the primary site of nutrient absorption? The small intestine
What is the role of the pancreas in digestion? It releases enzymes that digest carbohydrates, proteins, and fats, and secretes bicarbonate to neutralize stomach acid
What is bile and what does it do? Bile is produced by the liver and stored in the gallbladder; it emulsifies fats for easier digestion
What is the main role of the large intestine? To absorb water and electrolytes and form solid waste
What is peristalsis? Muscle contractions that move food through the digestive tract
Created by: Abbyrma
 

 



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