| Question |
 |
|
| Answer |
|
|
| What is the inner most portion of the GI system |
the mucosa |
| What lies directly below the mucosa |
the submucosa |
| What is the name of the muscle layer |
adventitia |
| What is the name of the outer lining of the bowel |
the serosa |
| progressive contractions that propel food throught the gi system is a process known as |
peristalsis |
| Chewing is sometimes referred to as |
mechanical digestion |
| Food is digested by enzymes in the stomach and small bowel in a process known as |
chemical digestion |
| What region of the gi system serves as the main region for food absorbtion |
the small intestine |
| The chewing of food by the teeth is known as |
mastication |
| The tongue uses touch, temperature, and taste receptors to provide what |
sensory analysis |
| What is the primary enzyme in saliva |
salivary amylase |
| The esophagus passes through an opening in the diaphram known as the |
esophageal hiatus |
| Food that is churned and mixed with digestive juices forms a semiliquid mass called |
chyme |
| The thick folds of the stomach wall are called |
rugae |
| the mucosa includes many what |
gastric pits |
| What cells produce hydrochloric acid for food digestion |
perietal cells |
| what cells produce pepsinogen |
Chief cells |
| Pepsinogen is inactive untill it is exposed to hydrochloric acid,at which time it is converted to it's activated form known as |
pepsin |
| What enzyme breaks down proteins |
pepsin |
| What is the longest part of the digestive tract |
the small intestine |
| the small intestine contains three parts. what are they |
the duodenum, jejunum, and ileum |
| What enzyme breaks down sugars |
disaccharidases |
| what enzyme breaks down proteins |
peptidases |
| The jejunum and ileum are the primary sites for what |
absorbtion of nutrients |
| what valve prevents backflow of intestinal contents |
ileocecal |
| What do you call the recesses that give the colon that puckered appearence |
haustra |
| what organ acts as a reservoir for bile |
the gallbladder |
| What organ is the largest internal organ of the body |
the liver |
| what are a few of the livers functions |
the storing of glucose, protein synthesis, and filtering of wastes from the blood |
| what organ is responsible for helping to fight infection and remove red blood cells from circulation |
the spleen |
| what makes insulin,glucagons, and digestive enzymes |
the pancreas |
| name 3 pancreatic enzymes that digest protiens |
trypsin,chymotrypsin,carboxypeptidase |
| what enzymes break down fat |
lipases |
| Digestive organs are surrounded by what |
the peritoneum |
| The perietal peritoneum surrounds what |
the abdominal cavity |
| the visceral peritoneum surrounds what |
the organs. |
Spanish 3
