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25 Cards in this Set

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What does the Amylase Enzyme do?
Breaks down starch into sugar
What does the Protease enzyme do?
Breaks down protein into amino acids.
What does the Lipase enzyme do?
Breaks down fats into fatty acids and glycerol.
What does Bile do?
Neutralises the acid from the stomach.

Define Digestion


The breaking down of large insoluble food particles into simple soluble molecules.

What is the Oesophagus?

The tube leading from the back of the throat to the stomach.

What is the Stomach?

The bag shaped organ which churns food with gastric juices.

What is the Pancreas?

The gland that secretes pancreatic juice into the duodenum.

What is Pancreatic Juice?

It contains enzymes for the digestion of lipids.
What is the Duodenum?
The upper part of small intestine that receives bile and pancreatic juice.

What is the Rectum?
The last section of the large intestine which stores wastes until they are eliminated.

What is Elimination?

The removal of waste material from the digestive system.
What do molars (teeth) do?
Chew food.
What do K9s (teeth) do?
Rip food.
What do front teeth do?
Cut food.
What is the function of the digestive system?
Absorb nutrients from ingested food
What is the name for the type of digestion which involves physical breakdown?
mechanical
What is the name for the type of digestion which involves reactions?
Chemical
What is the general name for substances that speed up the breakdown of nutrients?
enzymes
What is the name for the flap that covers the trachea to prevent food travelling into the trachea?
Epiglottis
What is the general name for rings of muscles at set places in the digestion system that acts like a gateway?
sphincter
What is the name of the main chemical present in the gastric juice in the stomach?
Hydrochloric acid
What is the name for the muscular contractions that occur in the oesophagus to push food towards the stomach?
peristalsis
What is the main purpose of the small intestine?
absorb nutrients
What are the small finger-like projections in the small intestine called?
villi