diology

body

oesphagus

duodenum

tounge

liver

gallbladder

salivary glands

pancreas

hw to call how stuff in the body works

ingestion

food in mouth chew and swallow

absorbtion

food particles directly into blood

egestion

stool goes out of the anus

chemical digestion

uses of amino acids

kill bacteria

create perfect Ph for pepsin

cause low ph microoganisms
cannot reproduce

ENZYMES

are proteins

are specific

at over 40 degrees C they denature

names of enzymes

pepsin

trypsin

amylase

lipase

malnutrition

scurvy

not enough vitamin c

swollen bleeding gums

bleedings under the skin

slow healing wounds

intake of vitamin c

marasmus

not enough carbohydrates and proteins

thin skin

wrinkled skin

old persons face

no muskles

take in of carbs and proteins

starvation

not enough food

loss of muscle mass

stunted grows

bloated belly

eat

kuashiokor

mother is leaned on a too starchy
diet

swollen anchels

blaoted belly

dry skin

intake of protein

constipation

not enough fibre

stool is too hard for the anus

defiency of iron

not enough red blood cells

tied

weak

irritable

rickets

not enough vitamin d

Not enough calcium in the bones

o like legs

intake of calcium and vitamin d

mechanical digestion

Physically breaking down food

bile salts

physically break down fats

increase surface area for enzymes

bile

green because pile pigments

bile pigments are formed by break down
of haemoglobin

acts like detergent on bacteria

teeth

thpes of teeth

incisors

premolars

molars

canines

cavities

bacteria

live of off shugar

excrements of bacteria are acids

acids destroy teeth

if acid goes to nerve it hurts

dietaqry needs

important thing in a diet

carbohydrates

cheapest energy giving

meost common

firbre

is found in cell walls of plants

body cant digest it

it land in the alimentary canal undigested

softens faeces to prevent diarhorrea

water

to loosen up food particles and speed up digestion

vitamins

for many different things

proteins

give as much energy as carbs but expensuve

fats

twice as much energy than cabs

amino acids

kill bacteria

lactartion

production of breast milk

pregnancy

a woman with a balanced diet doesnt need to eat more

if there isnt enough protein then
intake of

iron

folic acid

calcium

exess of food

obesity

too much food

get fat

exersise and eat less

cholera

severe diarhorrea

caused by bacteria vibrio cholerae

found in dirty water and unwasheds frut and vegetables

antiboticum to kill baceria

water for rehidration