Enzymes
What does pepsinogen turn into when it is active? And what does it break down?
Pepsin. It breaks down proteins.
What is ingestion? And how do humans do it day to day?
Taking food in. Humans do it by eating food.
What releases gastric juices and to where?
Gastric glands. Released into the stomach.
How are most things broken down chemically?
The act of hydrolysis.
What are the three types of enzyme secretions?
Nervous, mechanical, and hormonal
What can you find Rennin in? And what does it do?
Babies. It curdles milk.
What is pooping labelled as?
Excretion. Or the action of getting rid of waste.
Where is CCK made? Where is it released to?
Made by the small intestine.
Released to the gallbladder to release stored bile.
What does secrete saliva do?
Dissolves and lubricates food for swallowing
What is nervous control?
Seeing or smelling food produces secretions even before food is in the stomach. (Mouth watering, stomach rumbling, etc.)
Is bile an enzyme?
NO. It is an emulsifier.
What is digestion and where does it start?
The act of breaking down nutrients. It starts in the mouth (Amylase).
What releases bile and where does it (Mainly) go to?
The liver.
It is released to the small intestine.
What helps the stomach contract and stretch?
Folds in the stomach wall, also known as Rugae.
What is mechanical control?
What do pancreatic juices have in them? What can you remember by?
Bicarbonate, Trypsin, amylase, lipase
Basic tools attack lunch
Where does most absorption happen?
It happens in the intestines. Small for food. Large for water.
Where do pancreatic juices come for and what releases them?
Comes from the pancreas.
Released by secretin from the small intestine.
What does the large intestine make, make, and break?
Makes gas, makes vitamins B and K, breaks down undigested fibre.
What is hormonal control?
When hormones are released into the blood. Ex. CCK, enterogastrone, etc.