Anatomy Digestive System Flashcards
Saliva begins production when?
Our brain thinks of or sees food
What are the first two parts of digestion?
Saliva breaking down simple carbs and moistens then food
Teeth chew and break down food
Food gets to the stomach how?
When we swallow Muscles use a method called peristalsis to push food down and our epiglottis closes the our airways.
How does the stomach digest different types of food?
It knows how strong the acid should be based on the type of food. Eg meat needs very strong acid.
Meat can take up to ___ hours to digest
10
Eating a lot of meat can cause?
Acid reflux and it can break down the walls of the stomach to create ulcers
The stomach is a mixer and a grinder, it ______ dissolves food meaning we should?
Systematically
Eat raw vegetables like salad first
Then cooked food and any meat and cheese etc last
The first 12 centimetres of the small intestine is called the _______ bile from the pancreas, liver and gall bladder mix here.
Duodenum
Why do we digest food?
To break down the proteins, fats and carbohydrates into small enough pieces for our cells to use.
The small intestine is made up of 3 parts, after the first comes the ______ and the _______. What happens in these sections?
Jejunum
Ileum
They are lined with capillaries that help absorb as many nutrients as possible into the rest of the body.
The large intestines job is to remove ______. What are the names of the 5 parts.
Moisture
Cecum Ascending colon Transverse colon Descending colon Sigmoid
Stool passes from the colon to the _____ where the brain is sent a signal that it should be excreted
Rectum
How is stool excreted?
With the two sphincters in combination with pelvic floor muscles.
