Flashcards in Digestive system Deck (21)
Loading flashcards...
1
who has the largest digestive system?
herbivores
2
Segmentation
forces feces back and forth in the colon to re absorb water
3
peristalsis
when food moves through the small intestine through a series of involuntary muscular contractions
4
the surface of the small intestine is greatly increased by...
a large number of villi
5
the sphincter that is located near the top of the stomach is called the ...
esophageal sphincter
6
what is responsible for lipid digestion?
lipase
7
the break down of carbs by the salivary glands begins in the...
mouth
8
food that enters the small intestine is called
chyme
9
the main region of nutrient absorption is the
jejunum and ileum
10
what can not withstand highly acidic environments?
salivary amylase
11
accordion like folds in the wall of the small intestine
villi
12
which enzymes break down protein?
protease and pepsin
13
the pancreas releases...
- protease
- lipase
- amylase
- trypsin
14
hydrochloric acid is secreted by...
parietal cells in the stomach
15
amylase is secreted in the...
mouth and small intestine
16
gastric juices contain...
hydrochloric acid
pepsin
intrinsic factor
17
which carbs do humans use to create energy?
monosaccharides
18
what is the normal BMI range?
19-25
19
adipose cells
store glycogen
20
what results in the production of no insulin?
type 2 diabetes
21