1
What is another term for "eating"?
Ingesting!
What does "propulsion" mean?
To push or drive forward
What is the main purpose of the small intestine?
Absoprtion
What does the word "emulsify" mean?
To combine two liquids that don't normally mix. Bile helps emulsify fat and then break it down in the duodenum.
The mouth!
99%
What liquid is found in the stomach?
Hydrochloric Acid
Small intestine and Large intestine
What is the purpose of the liver?
To secrete bile into the gallbladder.
What are the building blocks of proteins?
Amino acids
Starch!
What is the name of the tube that connects the mouth to the stomach?
Esophagus
What are microvilli?
Protrusions in the wall of the small intestine that absorb nutrients. Capillaries are right underneath the surface, so that nutrients can enter directly into the bloodstream.
What is the purpose of the gallbladder?
Secretes bile when it receives a signal from the brain that the duodenum is full.
Name the 6 steps of digestion.
Ingestion, propulsion, mechanical breakdown, chemical breakdown, absorption, and defecation.
What are the building blocks of lipids?
What is segmentation?
What are the three parts of the small intestine in order?
Duodenum, Jejunum, and Ileum
The colon.
What is a probiotic?
A bacteria that is beneficial to the host.
Name the largest salivary gland.
Parotid Gland.
What is the purpose of breaking down food into smaller particles in the stomach?
To increase the surface area, which allows for faster digestion.
What enzymes does the pancreas secrete? (Name 3)
Peptidase, Lipase, Amylase, and Nuclease
What is the gut flora?
A community of thousands of bacteria living in our large intestine that contribute to digestion.
Where does peristalsis occur in the GI tract?
Esophagus, small intestine, large intestine