chemical digestion ms. lowrie biology 11. enzymes biological catalysts made in ribosomes =...

Chemical Digestion

Ms. LowrieBiology 11

Enzymes

Biological catalysts Made in ribosomes = proteins

Three types in digestion: Carbohydrase Lipase Protease

Named after organic compound they breakdown

Review – Organic Compounds

Carbohydrates: Polysaccharides/starch are composed of …

Simple sugars (monosaccharides)

Proteins are composed of … Amino acids

Lipids are composed of … Fatty acids & glycerol

Complete (pg 210 – 218)

EnzymeProduced

byPlace ofreaction

Breaks down…

Into…

Salivaryamylase

Salivary glands

Pepsin Stomach

Lipase Pancreas

Pancreatic

amylasePancreas

Trypsin &

Erepsin

Pancreas & Small

Intestine

Chart

EnzymeProduced

byPlace ofreaction

Breaks down…

Into…

Salivaryamylase

Salivary glands

MouthStarch

(Polysaccharides)

Disaccharides

Pepsin Stomach

Lipase Pancreas

Pancreatic

amylasePancreas

Trypsin &

Erepsin

Pancreas & Small

Intestine

Chart

EnzymeProduced

byPlace ofreaction

Breaks down…

Into…

Salivaryamylase

Salivary glands

Mouth Starch Disaccharides

Pepsin Stomach StomachLong amino acid chains

Short amino acid chains

Lipase Pancreas

Pancreatic

amylasePancreas

Trypsin &

Erepsin

Pancreas & Small

Intestine

Chart

EnzymeProduced

byPlace ofreaction

Breaks down…

Into…

Salivaryamylase

Salivary glands

Mouth Starch Disaccharides

Pepsin Stomach StomachLong amino acid chains

Short amino acid chains

Lipase PancreasSmall

IntestinesFat droplets

Glycerol & Fatty acids

Pancreatic

amylasePancreas

Trypsin &

Erepsin

Pancreas & Small

Intestine

Chart

EnzymeProduced

byPlace ofreaction

Breaks down…

Into…

Salivaryamylase

Salivary glands

Mouth Starch Disaccharides

Pepsin Stomach StomachLong amino acid chains

Short amino acid chains

Lipase PancreasSmall

IntestineFat droplets

Glycerol & Fatty acids

Pancreatic

amylasePancreas

Small Intestine

Disaccharides

Simple sugars

Trypsin &

Erepsin

Pancreas & Small

Intestine

Chart

EnzymeProduced

byPlace ofreaction

Breaks down…

Into…

Salivaryamylase

Salivary glands

Mouth Starch Disaccharides

Pepsin Stomach StomachLong amino acid chains

Short amino acid chains

Lipase PancreasSmall

IntestineFat droplets

Glycerol & Fatty acids

Pancreatic

amylasePancreas

Small Intestine

Disaccharides Simple sugars

Trypsin &

Erepsin

Pancreas & Small

Intestine

Small Intestine

Short amino acid chains

Amino acids

Why is bile not included?

Not chemical digestion Chemical bonds aren’t broken

Mechanical digestion Fat is made smaller Broken into smaller

fat droplets

Review – Starch (Carbs)

Starch (polysaccharides)

by: salivary amylase

Disaccharides

by: pancreatic amylase

Simple Sugar

diffuses into …

Capillary

Review – Fat

Fat

by: bile (mechanical)

Fat Droplets

by: lipase

Fatty acids & Glycerol

diffuses into …

Lacteal

Review – Protein

Protein (long a.a. chains)

by: pepsin

Short a.a. chains

by: trypsin & erepsin

Amino Acids

diffuses into …

Capillary

LipasePancreatic amylaseTrypsinErepsin

Bile