lab quiz digestion Flashcards
what enzyme breaks down proteins
pepsin
what are proteins (polypeptides) broken down into
shorter peptides and amino acids
what enzyme breaks down lipids
lipase
what are lipids (triglycerides) broken down into
glycerol and three fatty acids
what enzyme breaks down carbohydrates (starch)
amylase
what is starch broken down into
shorter polysaccharides, maltose
what enzyme breaks down carbohydrates (maltose)
maltase
what is maltose broken down into
glucose
what are the three parts of the small intestine
duodenum, jejunum, ileum
what does the small intestine do
nutrient absorption
what are the five parts of the large intestine
appendix, caecum, colon, rectum, and anus
what does the large intestine do
water absorption, feces storage
what do the salivary glands do
produce salivary - amylase (starch digestion)
what does the trachea do
air tube
what is a bolus
food ball, mastication (chewing) + salivary amylase
what does the tongue do
move the bolus around the mouth
what does the epiglottis do
prevent food from entering the trachea
what does the esophagus do
food tube
what does the liver do
bile production
what does the gallbladder do
bile storage
what does the duodenum do
bile secreted into to aid in digestion, upper part of small intestine
what is chyme
bolus + gastric juice from stomach
what does the stomach do
parietal cells secrete HCl and pepsin for protein digestion
what does the pancreas do
produce pancreatic amylase and lipase
