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Digestive system

select terms of the anatomy of the digestive system

TermDefinition
Liver creates bile, detoxifies blood, removes old RBC's and bacteria from blood
Gallbladder stores bile,
Salivary Glands Produce mucous/serous substances and lubricate food.
Esophagus Passes food from pharynx to stomach, lined with stratified squamous epithelium
Pepsin An enzyme present in gastric juice that begins the hydrolysis of proteins
Pancreas An organ of the digestive system that neutralizes stomach acid and produces enzymes that empty into duodenum, also secretes insulin and glucagon secreted into blood
Bolus A term used to describe food after it has been chewed and mixed with saliva
Large intestine Absorbs water and salt, solidifies fecal matter
Peristalsis Involuntary waves of muscle contraction that keep food moving along in one direction through the digestive system (physical digestion)
Duodenum First portion of the small intestine, site of fat and nucleic acid digestion, connects from stomach to jejunum
Ileum end of the small intestine, absorbs nutrients
Chyme Mix of partially digested food and stomach acid released into small intestine
Bile A substance produced by the liver that breaks up fat particles.
HCl The stomach acid used to break apart organic material and kill off some bacteria.
duodenum first part of the small intestine where carbs, lipids, proteins and nucleic acids are broken down to their smallest parts
Rectum last few inches of colon
Amylase Enzyme in saliva that begins digestion of carbohydrates.
Metabolism chemical process used by digestion to make use of nutrients
Glucose simplest carb most useful to human cell
Fiber Cellulose- complex carb not digested by humans- aids in movement of digested materials
Amino acids building blocks of proteins
pyloric opening from lower portion of stomach to small intestine is the ___sphincter
Created by: rufus webster
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