Food: digestion Flashcards
name the different enzymes and what they do
pepsin; breaks down protein
amylase; breaks down starch and glucose
lipase; breaks down fats into fatty acids
What is an enzyme?
an enzyme is a biological catalyst
what does the small intestine?
it absorbs the nutrients and vitamins from the food
where can you find these enzymes?
in the mouth, stomach and small intestine
what does the large intestine do?
it reabsorbs any water and eliminates any undigested food
what does the pancreas do?
digestive acids are taken away by the small intestine
what do enzymes do?
they speed up reactions
what is chemical digestion?
the breaking of food into nutrients using chemicals
what does the colon do?
reabsorbs water and waste fluids
Fats and oils are types of…
Lipids
what is mechanical digestion?
the physical act of breaking down the food by non-chemical means
what does the stomach do?
breaks down the food into even smaller pieces and adds acid to the food
what does the mouth do?
chews up food mechanically into smaller pieces
Which health problem can be caused by not having enough to eat?
Starvation
What is the function of fat in the body?
Energy storage
