How long is an adult's SMALL intestine?
about 21+ feet long
What do your salivary glands do?
Produce saliva (aka SPIT)
Where is bile stored?
gall bladder
What three things are broken down by pancreatic enzymes?
carbohydrates, proteins, and fats
What are enzymes?
molecules that speed up chemical reactions
When food is passed through the esophagus, where does it go?
Stomach
What does your food mix with when it enters the stomach?
Gastric juices
Where are the salivary glands?
under your tongue
The process in which your teeth tear and grind your food is called...?
Mechanical digestion
Where can we find hydrochloric acid and what is it responsible for?
stomach / breaks down proteins
What is another name for your mouth?
Oral cavity
What type of nutrient is absorbed by the blood in the large intestine?
water
Gastric juices are composed of which THREE juices?
enzymes, acids, and mucus
What mixture is created when the food and gastric juices are mixed?
CHYME
Why do we need the mucus in our stomachs?
protects the stomach walls from the strong acids and enzymes
What are the three parts of your small intestine?
duodenum, jejunum, and ilium
Bile is responsible for breaking down which nutrient?
Fats
TRUE/FALSE: you can control the movement of your esophagus.
FALSE
How much saliva do you make every day?
2-3 pints
What are the 5 organs of the digestive tract?
mouth, esophagus, stomach, small intestine, and large intestine
TRUE/FALSE: the tongue is a muscle.
TRUE
In which section of the small intestine are more juices added to the chyme?
duodenum
Which organ sends enyzmes to the small intestive through the pancreatic duct?
pancreas
What does bile do?
breaks fats into smaller molecules
How many sets of salivary glands do we have?
6
Pepsin is an enzyme that breaks down: ___________ & _____________
proteins and fats
Saliva contains enzymes called ______________ and it's responsible for the beginning of __________ digestion.
salivary amylase / chemical
What two things does your tongue help you do?
move the food around and helps you taste with taste buds
What fluid does your liver produce?
bile
What are two other names we can use to refer to the digestive tract?
alimentary canal / gastrointestinal tract
Saliva breaks down ____________ into simple ______________ when chemical digestion begins.
starches / sugars