digestive, respiratory, and muscular system Flashcards
1
Q
Function of DS
A
process food mechanically and chemically, and absorb nutriens
2
Q
mechanical processing
A
chewing, churning (movements in stomach done by muscles)
3
Q
chemical processing
A
enzymes, HCl (hydrochloric acid)
4
Q
lactase
A
breaks down lactose, carbohydrates
5
Q
amylase
A
breaks down carbohydrates->carbs
6
Q
oral cavity
A
mechanical digestion
7
Q
pharynx
A
passage way for air to enter larynx and for food and liquid to enter the esophagus
8
Q
epiglottis
A
prevents food and liquid from entering the windpipe
9
Q
esophagus
A
muscle movement
10
Q
peristalsis
A
muscle movement that moves food through the esophagus
11
Q
peristalsis
A
muscle movement that moves food through the esophagus
12
Q
small intestine
A
most digestion
