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Abeka Biology Final Exam Study Guide.
Incisors - answer✔the four front teeth, used to cut food
Carbohydrates - answer✔starches and sugars
hydrochloric acid - answer✔acid produced by the stomach to kill bacteria and help soften food
alimentary canal - answer✔another name for digestive tract
perastalsis - answer✔the rhythmic waves of muscular contractions that move food through the
digestive system
pulp - answer✔hollow area of a tooth that contains nerves and blood vessels
water soluble vitamins - answer✔B and C
dental caries - answer✔technical name for cavities
villi - answer✔tiny projections of the wall of the small intestine that help it absorb food
epiglottis - answer✔a flap of cartilage that keeps food out of the windpipe
ulcer - answer✔an open sore on the lining of the digestive tract
liver - answer✔organ that produces bile
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cellulose - answer✔the carbohydrate that is a component of plant cells and is not digestible by
the human body
oils - answer✔fats that are liquid at room temperature
emulsification - answer✔the process that breaks down a droplet of fat into smaller droplets
small intestine - answer✔primary organ of digestion and absorption
insulin - answer✔the hormone that is responsible for telling the liver and muscles to remove
glucose from the blood stream
lacteal - answer✔a tube-like structure found at the center of each villus, takes part in the
absorption and distribution of fats
amino acids - answer✔building blocks of proteins
pancreas - answer✔produces 3 hormones that assist in the digestion of fats, carbohydrates, and
proteins
cecum - answer✔small pouch found at the junction of the small and large intestine
alchohol - answer✔long term exposure to this substance increases risk of cancer of the mouth
peptic ulcer - answer✔open sore in the mucus membrane caused by the digestive action of
pepsin
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alcohol - answer✔interferes with the absorption of B- complex and C vitamins, zinc and
magnesium
dysentery - answer✔an infection of the colon often spread by water supplies being with or by the
sewage of humans or animals
duodenal ulcer - answer✔open sores that occur when the duodenum is exposed to gastric juice as
the stomach contents enter the small intestine
clostridium botulinum (botulism) - answer✔bacteria that grow well without oxygen and produce
the deadliest toxin known to man
diarrhea - answer✔occurs when the movement of feces through the colon is so rapid that
insufficient water is removed
colon cancer - answer✔one of the most common forms of cancer in America, but is largely
curable if found early
appendix - answer✔a fingerlike structure attached to the cecum
glucagon - answer✔a hormone released by the pancreas that signals the liver to convert glycogen
back into glucose and release glucose into the bloodstream
metabolism - answer✔the sum of all the chemical processes of life in a body