digestion

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Total cards: 24•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (24)

Front (Question)

Describe how and why you feel hungry

Back (Answer)

Ghrelin, a hormone that is released from the stomach is sent to the brain making you feel hungry

Front (Question)

What is the long tube that makes up the digestion system called?

Back (Answer)

Alimentary Canal

Front (Question)

Food travels down the alimentary canal using a process called peristalsis. How does this work?

Back (Answer)

Involuntary wave like muscle contractions in the digestive tract pushes food down the alimentary canal

Front (Question)

What does ‘digestion’ mean?

Back (Answer)

Digestion is a process that turns the food into smaller and simpler molecules

Front (Question)

What are the two types of digestion?

Back (Answer)

Chemical and Mechanical

Front (Question)

Define Mechanical Digestion

Back (Answer)

Physically breaking down food

Front (Question)

Define Chemical Digestion

Back (Answer)

The process where enzymes and acid break down food

Front (Question)

Define Enzyme

Back (Answer)

A protein produced by a living organism that helps speed up digestion by breaking down food

Front (Question)

Whats another term for mouth?

Back (Answer)

Oral Cavity

#10

Front (Question)

Describe mechanical digestion in the oral cavity

Back (Answer)

Use your teeth to chew the food and break it down into smaller pieces

#11

Front (Question)

Describe chemical digestion in the oral cavity

Back (Answer)

Enzymes in your saliva break down starches in your food

#12

Front (Question)

Chemical digestion in the mouth is assisted by what enzyme?

Back (Answer)

Salivary amylase

#13

Front (Question)

What does the salivary amylase enzyme do?

Back (Answer)

Breaks down starch

#14

Front (Question)

What is the tongue’s job?

Back (Answer)

Allows you to taste food, swallow, and break down food

#15

Front (Question)

What connects the mouth to the stomach?

Back (Answer)

esophagus

#16

Front (Question)

What directs food to the stomach and prevents it from entering the lower respiratory tract?

Back (Answer)

Epiglottis

#17

Front (Question)

The stomach is a large muscular bag that can expand to store food. How much food can the stomach stretch to store?

Back (Answer)

1 quart

#18

Front (Question)

Approximately how long does food stay the stomach?

Back (Answer)

2-6 hours

#19

Front (Question)

Describe mechanical digestion of the stomach

Back (Answer)

Churning motions in the stomach break down food

#20

Front (Question)

Describe chemical digestion of the stomach

Back (Answer)

Acids and enzymes break down food

#21

Front (Question)

When the stomach has finished its job the food is now in a liquid goo form called…?

Back (Answer)

Chyme

#22

Front (Question)

Approximately how long is the small intestine?

Back (Answer)

22 feet

#23

Front (Question)

Approximately how long does food stay in the small intestine?

Back (Answer)

5-6 hours

#24

Front (Question)

What does the pancreas do?

Back (Answer)

Produces enzymes