Blue disorder
Key facts
Mouth salaviry- amylase- bolus
Oesphaglutus to stumach- persistus-
Stumach chyme-gastric juice- epthical liming
Duedenum. digestion- pancrease liver-
Liver bile- emulsification lipid- converts gluotoce
Pancrease alkain salt- breaks food- insulin
Illum asorbation- villa- CC LL
colon. colon rectum- puckered- slow down waste- resorbation
Digestive starts at aliriary canal from throats to anus
The mouth
Food starts in mouth in salavairy gland.
Teeth chew and break down food.
The mouth and tounge roll food into ball called bolus -
this called machamical digestion
The enzyme amylase breaks down carbs
The oespohagus
Transports bolus from pharynx to stomach.
It moves in muscular contractions known as peristatis.
Flap in the epiglottis covers trachea prevent todo going
into respiratory system
STOMACH
Walls churn food around and pour on gastric
juices from gastric glands. This is called chyme.
Gastric juice contains hormone protease and
hydrochloride acid.
P.h of stumack is 1-2 strongly acidic. -> epthical
lining of stomach contains goblet cells that
produce muscas to protect lining. Uclers form
Stomach empties the chyme into duedenum tho
sphincter.