Digestive system Organs Flashcards
Where is the mouth and what is its function?
Where is the tongue and what is it’s function?
In the mouth
Where are teeth and what are their function?
The teeth are located in the mouth
- they physical digest food
- turn food into bolus
What is the epiglottus?
The flap of tissue that stops food from going down the trachea
What is the esophagus?
The pipe after your throat that passes food down to the stomach
What is the pharynx?
Passageway for food and air
(Throat)
Trachea + epiglottus
(first part of throat that connect main things togteher)
What is the larynx?
first part of the trachea
(allows air to pass down)
The voicebox
Where is the stomach and what does it do?
- Located after esophagus
- chemical digestion
What is the pyloric sphincter?
Musuclar contractions at end of the stomach
tense= blocks acid chyme
relax= acid chyme goes into duodenum
What is the small intestine?
long tube that absorbs nutrients from chyme
absorbs: 4 biomolecule groups
carbohydrates, nucleic acids, lipids, proteins
What are the 3 parts of the small intestine?
- Duodenum
- Jejunum
- ileum
What is the function of the duodenum?
receive food from stomach to absorb nutrients with help from liver, gall bladder and pancreas
what is the function of the jejunum?
main place to absorb nutrients like carbohydrates, fats, proteins, and minerals
What is the function of the ileum?
to finalize absorption and empty waste into large intestine
absorbs any leftover nutrients
