Waste materials are prepared for elimination or removal from the body
rectum
stomach
large intestine
mouth
Digestion begins in
stomach
liver
large intestine
mouth
The tube that connects the mouth to the stomach
small intestine
peristalsis
esophagus
small intestine
Where does most of the chemical digestion take place?
mouth
liver
small intestine
stomach
The largest part of the large intestine is called
anus
epiglottis
colon
rectum
This opening eliminates wastes
pancreas
mouth
anus
ear
Bile is stored in
small intestine
gallbladder
liver
stomach
What are the involuntary muscle contractions that push food along the digestive system?
mucus
peristalsis
spasm
saliva
Tiny structures in the small intestine that absorb nutrients
chyme
mucus
villi
saliva
A substance that speeds up chemical reactions in the body
gallbladder
enzyme
liver
rectum
In which organ does most mechanical digestion take place?
stomach
liver
small intestine
mouth
The thick, slippery substance that makes food easier to swallow
enzyme
bile
saliva
mucus
The heaviest organ in the body that produces bile
stomach
skin
liver
enzyme
Chewing is part of
mechanical digestion
chemical digestion
What is the process in which nutrients pass into the bloodstream?
chemical digestion
digestion
absorption
mechanical digestion
The flap of tissue that seals off the trachea
epiglottis
colon
mouth
esophagus
Absorbs water into the bloodstream and contains bacteria producing vitamin K
small intestine
stomach
bile
large intestine
Triangular shaped organ
liver
pancreas
stomach
mouth