Science - Food and Digestion Flashcards
What is rickets
bone diease in kids
symptoms: pain in arms or legs
treatment: if detected early can be cured
What is scurvy
when the body doesnt have enough vitamin c
symptoms: tired legs, red spots
treatment: eat fruit and veggies
What is the test for starch
iodine test
What is the test for sugars
benedicts test
What is the test for proteins
biurets test
What is the test for fats
ethanol test
What are the food nutrients
carbs
proteins
fats/lipids
vitamins
minerals
water
fibre
What is ingestion
when food is taken into the body via eating
What is digestion
food is broken down into smaller molecules both physically and chemically
What is absorbtion
when the smaller molecules are absorbed
What is assimulation
the nutrients get used for growth, repair, chemical
What is egestion
the undigested food becomes faeces
What is chemical digestion
to use enzymes to break down nutrients, carbs, proteins
What is physical digestion
the mechanical breakdown of food eg chewing
What is the salivary glands used for
produce saliva when enzymes start the chemical digestion of starch and lipids
