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A&P Digestive System
vocab quiz
58
Medical
Not Applicable
03/09/2010

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Cards

Term
absorption
Definition
passage of materials through the walls of the small intestine into the bloodstream
Term
amino acids
Definition
building blocks of proteins, produced when proteins are digested
Term
amylase
Definition
enzyme secreted by the pancreas to digest starch
Term
anus
Definition
opeining of the digestive tract to the outside of the body
Term
appendix
Definition
blind pouch hanging from the cedum
RLQ
Term
bile
Definition
digestive juice made in the liver and stored in the gallbladder

breaks up large fat globules
Term
bilirubin
Definition
pigment released by the liver in bile
Term
bowel
Definition
intestine
Term
canine teeth
Definition
pointed toothe next to the incisors
"dog tooth"
Term
cecum
Definition
first part of the large intestine
Term
colon
Definition
large intestine; consisting of cecum, ascending/transverse/descending segments and the rectum
Term
common bile duct
Definition
carries bile from the liver and gallbladder to the duodenum
Term
defacation
Definition
elimination of feces from the digestive tract through the rectum
Term
deglutition
Definition
swallowing
Term
dentin
Definition
major tissue composing teeth; covered by the enamel in the crown and a protective layer of cementum in the root
Term
digestion
Definition
breakdown of complex foods to simpler forms
Term
duodenum
Definition
first part of the small intestine
Term
elimination
Definition
act of removal of materials from the body
Term
emulsification
Definition
physical process of breaking up large fat globules into smaller globules thereby increasing the surface area that enzymes can use to digest the fat
Term
enamel
Definition
hard outermost layer of a tooth
Term
enzyme
Definition
a chemical that speeds up a reaction between substances

digestive enzymes break down complex foods to simpler substances
Term
esophagus
Definition
tube connecting the throat to the stomach
Term
fatty acids
Definition
substances produced when fats are digested
Term
feces
Definition
solid wastes; stools
Term
gall bladder
Definition
small sac under the liver; stores bile
Term
glucose
Definition
simple sugar
Term
glycogen
Definition
starch; glucose is stored in the form of glycogen in liver cells
Term
hydrochloric acid
Definition
substance produced by the stomach; necessary for the digestion of food
Term
ileum
Definition
third part of the small intestine
Term
incisor
Definition
one of the four front teeth in the dental arch
Term
jejunum
Definition
second part of the small intestine
Term
insulin
Definition
hormone produced by the endocrine cells of the pancreas

transports sugar from the blood into cells and stimulates glycogen formation by the liver
Term
lipase
Definition
pancreatic enzyme necessary to digest fats
Term
liver
Definition
large organ located in RUQ of abdomen

secrets bile, stoers sugar, iron, and vitamins

produces blood proteins

destroys worn-out red blood cells
Term
lower esophageal sphincter (LES)
Definition
ring of muscles between the esophagus and stomach
Term
mastication
Definition
chewing
Term
molar teeth
Definition
the 6th 7th and 8th teeth from the middle on either side of the dental arch
Term
palate
Definition
roof of mouth
Term
pancreas
Definition
organ under the stomach

produces insulin and enzymes
Term
papillae
Definition
small elevations on the tongue
Term
parotid gland
Definition
salivary gland iwthin the cheek just anterior to the ear
Term
peristalsis
Definition
rhythmic contractions of the tubes of the GI tract and other tubular structures
Term
pharynx
Definition
throat, common passageway for food from the mouth and for air form the nose
Term
portal vein
Definition
large vein bringing blood to the liver from the intestines
Term
protease
Definition
enzyme that digests protein
Term
pulp
Definition
soft tissue within a tooth containing nerves and blood vessels
Term
pyloric sphincter
Definition
ring of muscle at the end of the stomach near the duodenum
Term
pylorus
Definition
distaol region of the stomach

opening to the duodenum
Term
rectum
Definition
last section of the large intestine

connecting the end of the colon and the anus
Term
rugae
Definition
ridges on the hard palate and the wall of the stomach
Term
saliva
Definition
digestive juice produced by salivary glands
Term
salivary glands
Definition
parotid, sublingual, and submandibular glands
Term
sigmoid colon
Definition
4th and last S-shaped segment of the colon just before the rectum

empties into the rectum
Term
sphincter
Definition
circular ring of muscle that constricts a passage or closes a natural opening
Term
stomach
Definition
muscular organ that receives food from the esophagus
Term
triglycerides
Definition
large fat molecules composed of three parts fatty acid and one part glycerol
Term
uvula
Definition
soft tissue hanging from the middle of the soft palate
Term
villi
Definition
microscopic projections in the wall of the small intestine that absorb nutrients into the bloodstream
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