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WorksheetsHuman Digestive System
Total questions: 15
Worksheet time: 8mins
What prevents food from entering the windpipe?
Peristalsis
Pharynx
Epiglottis
Bile
What is digestion
the breakdown of food into smaller molecules
the breakdown of food into larger molecules
taking nutrients from food
all of the above
How long does food stay in the small intestine?
1 day
4-8 hours
2 hours
8-10 hours
What transfers nutrients to blood?
lipase
trypsin
Villi
lipids
The ____ is 25 cm long
Esophagus
large intestine
pancreas
gallbladder
The most important organ is...
Stomach
Liver
Large Intestine
Small Intestine
What breaks down Proteins
Pepsin
liver
villi
pharynx
What is covered by a thick layer of mucus
Small Intestine
Stomach
Esophagus
Throat
___ is 7 meters long
Esophagus
Liver
Large Intestine
Small Intestine
Gravity affects the digestive system.
True
False
Saliva is 98% of water
True
False
What are the mix of enzymes added to the small intestine?
Pancreatic Amylase
Chyme
Trypsin
Lipase
The stomach can hold 2 liters of food
True
False
Your body contains 6-8 pounds of bacteria
True
False
Digestion begins in the Esophagus
True
False
