what are the 4 main systems in nutrition
digestive, respiratory, circulatory, excretory
where is the salivary gland found?
in the mouth
where is the epiglottis?
the back of the mouth
define digestion
process by which foods are transformed into simpler substances to be utilised by cells
what is this?
oesophagus
What maintains the direction and flow of food in the oesophagus?
valves and peristaltic movement
what are the three sections of the small intestine?
duodenum, jejunum and ileum
what is this
stomach
where can you find the pylorus?
connecting the stomach to the small intestines
how many muscles layers does the stomach have?
3
What are the functions of the pancreas?
produce hormones and secrete pancreatic juice
what is this?
liver
Why is the liver such a strong colour?
That is because it contains plenty of blood vessels or sinusoids transporting blood from the intestines, the spleen, and the pancreas. The most abundant and lar
draw on the board the anatomy of the mouth
:)
what is chewing?
mechanical process grinding and crushing food into little chunks
