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30 Cards in this Set

  • Front
  • Back
MOUTH
opening through which food passes into the body. breaks food into small particles by mastication (chewing) and mixing with saliva
TONGUE
consists mostly of skeletal muscle, attached in the posterior region of the mouth. provides movement of food for mastication, directs food to the larynx for swallowing and is a major organ for taste and speech
PALATE
separates teh nasal cavity from the oral cavity
SOFT PALATE
posterior portion, supported by bone
HARD PALATE
anterior portion, supported by bone
UVULA
soft V-shaped mass that exteneds from the soft palate and directs food into the throat
PHARYNX, THROAT
performs the swallowing action that passes food from the mouth into the esophagus
STOMACH
J-shaped sac that mixes and stores food for a period of time, secretes chemicals for digestion and hormones for local communication control
CARDIA
area around, the opening of the esophagus
FUNDUS
uppermost domes portion of the stomach
BODY
central portion of the stomach
PYLORUS
lower part of the stomach that connects to the small intestine
ANTRUM
Portion of the pylorus that connects to the body of the stomach
PYLORIC SPHINCTER
ring of muscle that guards the opening between the stomach and the duodenum
SMALL INTESTINE
20-Ft canal extending from the pyloric sphincter to the large intestine
DUODENUM
first 10-12 inches of the small intestine (digestion finishes)
JEJUNUM
Second portion of the small intestine, approximately 8 feet (nutrients absorb into the blood stream)
ILEUM
third portion of the small intestine, approximately 11 ft long which connects with the large intestine
LARGE INTESTINE
(aka large bowel or colon) canal that is approximately 5 ft long and extends from the ileum to the anus
CECUM
blind U-shaped pouch that is the first portion of the large inestine
COLON
next portion the large intestine, divided into 4 parts: ascending, transvers, decending and sigmoid
RECTUM
remaining portion of the large intestine, approximately 8-10 inches long extending from the sigmoid colon to the anus
ANUS
sphincter muscle (ringlike band of muscle fiber that keeps an opening tight) at the end of the digestive tract
SALIVARY GLANDS
produce saliva, which flows into the mouth
LIVER
produces bile, which is necessary for the digestion of fats. the liver performs many other function concerned with digestion and metabolism
BILE DUCTS
passageways that carry bile: hepatic duct is a passageway for bile from the liver and the cystic duct carries bile from the gallbladder. they join to form the common bile duct which conveys bile to the duodenum
GALLBLADDER
small, saclike structure that stores bile
PANCREAS
Produces pancreatic juice, which helps digest all types of food and secretes insulin for carbohydrate metabolism
PERITONEUM
serous sac lining of the abdomincal and pelvic cavities
APPENDIX
small pouch, which has no funtion in digestion, attached to the cecum