The Digestive System Question Preview (ID: 50426)

Take This Quiz To See How Much You Can Remember About The Human Digestive System. TEACHERS: click here for quick copy question ID numbers.

How many incisors does an adult have?
a) 4
b) 6
c) 8
d) 10

What is saliva?
a) A group of organs that work together to break down and process food
b) A tube that squeezes food and pushes it from the mouth to the stomach
c) A fluid produced in the mouth that contains enzymes that help digest food
d) Another name for the liver

Which is NOT a part of the digestive system?
a) Gall bladder
b) Heart
c) Pancreas
d) Tongue

What kind of teeth are used for ripping and tearing food?
a) Premolars
b) Molars
c) Canines
d) Incisors

What is the longest part of the digestive sytem?
a) Oesophagus
b) Appendix
c) Small intestine
d) Large intestine

How does the liver help with digestion
a) Makes red bloods cells
b) Squeezes food
c) Absorbs oxygen
d) Produces bile

What happens in the stomach?
a) Food is turned into mush
b) Food is broken into chunks
c) Bile is made
d) Nutrients are absorbed

What is the name of the tube that leads from the mouth to the stomach?
a) Large intestine
b) Oesophagus
c) Liver
d) Salivary gland

On average, how long does it take to digest a meal?
a) 2 hours
b) 10 hours
c) 24 hours
d) 4 days

How many teeth do adults have?
a) 32
b) 23
c) 9
d) 44

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