Digestive system 1
Where does the first step of the digestive system take place?
Mouth
What is the function of the esophagus?
Transports food from the mouth to the stomach
What structures of your mouth helps with mechanical digestion?
Teeth
What is the name for a chemical that speeds up a chemical reaction in the body. An example of this is amylase.
Enzyme
Where is the first place that begins the breakdown of carbohydrates?
The Mouth
Name the MAIN digestive system organs in the correct order (Hint: 5 organs)
Mouth, esophagus, stomach, small intestine, large intestine
What is mechanical digestion?
Breaking down of materials by breaking, tearing, crushing etc
If you were to lay them rolled out, which intestine is longer ?
Small
What is the name for ball of food you have chewed up in your mouth
A Bolus
Name of the watery substance found in our mouths that facilitates the first chemical digestion
Saliva
What is the function of the small intestines?
Absorbs the nutrients and sends it through to the rest of the body.
What is chemical digestion?
The breaking down of food wit chemicals like saliva or enzymes
In which part of the gastrointestinal tract are substances produced by the liver and gallbladder secreted?
In the small intestine- specifically the duodenum
Name the three steps of digestive process en mouth
Salivation, chewing and swallowing
What percentage of saliva is made up of water?
99%
What is the main function of the large intestines?
Absorbs water
Name a function of the digestive system
Introduces foods ito the body and prepares and transforms it to anable its use by cells.
What prevents food from entering the trachea
Epiglottis
Name the 4 accesory glands
Liver, pancreas, gallblader and salivary glands.
Which teeth have the main function of crushing food?
Premolar and molar teeth
Where does mechanical and chemical digestion take place?
Stomach and mouth
What are the structures in the small intestine that absorb nutrients
Villi
What is the movement of the muscles around the esophagus to allow food to pass through?
Peristalsis
Name one gland located in mouth.
Parotid gland, sublingual gland or submandibular gland
What number tooth is the upper right wisdom tooth
#1