Enzymes and Digestion Flashcards

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1
Q

The enzymes used in digestion are produced by what?

A

Cells.

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2
Q

The enzymes used in digestion are produced by cells then realised into where?

A

Gut to mix with food .

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3
Q

Digestive enzymes break down molecules into?

A

Smaller ones.

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4
Q

Name 3 big molecules?

A

Starch.
Protein.
Fats.

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5
Q

Starch, fats and protein are to big…

A

To fit through the walls of the digestive system.

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6
Q

Name 3 much smaller molecules?

A

Sugar.
Amino acids.
Glycerol.
Fatty acids.

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7
Q

Sugar.
Amino acids.
Glycerol.
Fatty acids are small enough…

A

To fit through the walls of the digestive system.

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8
Q

Amylase coverts ____ into ____

A

Starch.

Sugars.

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9
Q

What 3 places is amylase made?

A

Salivary glands.
Pancreas.
Small intestine.

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10
Q

Protease converts _____ into ___ ____

A

Protein.

Amino acids.

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11
Q

What 3 places is protease made in?

A

Stomach.
Pancreas.
Small intestine.

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12
Q

Protease in the stomach is called?

A

Pepsin.

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13
Q

Lipase converts ____ into ____ and ____ ____

A

Lipids.

Fatty acids and glycerol.

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14
Q

What 2 places is lipase made?

A

Pancreas.

Small intestine.

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15
Q

Lipids is also…

A

Fats and oils.

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16
Q

What does bile do?

A

Neutralises stomach acid.

Emulsifies fats.

17
Q

Where is bile stored?

A

Gall bladder before its released into small intestine.

18
Q

The hydrochloric acid in the stomach does what?

A

Make pH too acidic for enzymes in the small intestine to work properly.

19
Q

Bile is what and does what?

A

Alkaline.

Neutralises acid.

20
Q

Enzymes in the stomach work best in what?

A

Alkaline conditions.

21
Q

The emulsifying of fats does what?

A

Gives a much bigger surface area of fat for the enzyme lipase to work on.
Makes digestion faster.