ents
GI tract is also referred to as the? - ANSWER Alimentary canal
where does the intestine start and end? - ANSWER end of stomach to the anus
gastroenterology - ANSWER study of the GI tract
What is the alimentary canal? - ANSWER Continuous tube that is formed from the mouth
to the anus, and it contains the main organs and accessory organs of the GI tract
Mouth - ANSWER Where food enters the digestive system
Within the mouth there is? - ANSWER -teeth
-salivary ducts
-tongue
The mouth is made up of? - ANSWER Soft and hard palates, the sides are formed by the
cheeks, and the tongue forms the floor. The lips create the opening to the oral cavity.
teeth are embedded in - ANSWER gingivae
Where are the salivary glands located - ANSWER sublingual and submandibular
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,(parotid too)
The tongue is a? - ANSWER Muscle that is covered with mucus membrane
Anterior part of the tongue is? - ANSWER Free moving (chewing)
Posterior art of the tongue is? - ANSWER Fixed (swallowing)
The 5 different tastes are? - ANSWER Sweet, sour, salt, bitter, and umami
Deciduous teeth are? - ANSWER Temporary teeth that develop in infancy and childhood
How many deciduous teeth are there? - ANSWER 20
How many permeant teeth do adults have? - ANSWER 32
Incisors and canines are used for? - ANSWER Biting into food
Premolars and molars are used for? - ANSWER Crushing food
where does the esophagus start and end? - ANSWER pharynx to the stomach
Sphincter is? - ANSWER A muscle that encircles a tube and when it contracts it causes the
tube to close
What is the purpose of a sphincter? - ANSWER Prevents stomach contents, which are
very acidic, from regurgitating up from the stomach back into the esophagus
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, the lower esophageal sphincter is also know as - ANSWER cardiac sphincter
Nephrology - ANSWER Studies the kidney and diseases that affect the kidney
Stomach is? - ANSWER A sac made of muscle and can distend as the stomach fills with
food
The 3 parts of the stomach are? - ANSWER Fundus- upper part
Body- main part
Antrum- lower part
What is mechanical digestion? - ANSWER The muscles in the walls of the stomach con-
tract
The purpose of mechanical digestion is? - ANSWER Churns and mixes the food with the
digestive juices contained within the stomach
Digestive juices are made in? - ANSWER Rugae
Rugae is? - ANSWER Folds within the walls of the stomach that allow the stomach to ex-
pand as it fills with food
Chemical digestion is? - ANSWER Enzymes and hormones break down the food
Chyme is? - ANSWER Food in a liquid state
The chyme moves out of the stomach through the? - ANSWER Pyloric sphincter
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