Flashcards on First Aid and Anatomy Fundamentals
First Aid & Anatomy Fundamentals: Essential Student Guide
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Gastrointestinal System
29 cards
Card 1
Question: What is the gastrointestinal tract (alimentary canal)?
Answer: A tube of organs that carries food from the mouth all the way to the anus; includes mouth, oropharynx, esophagus, stomach, small intestine and large i
Card 2
Question: What are the main functions of the digestive system?
Answer: Digest food, absorb nutrients into the blood, and eliminate solid waste.
Card 3
Question: What is the buccal cavity?
Answer: The inside of the mouth, which contains the tongue and teeth.
Card 4
Question: What are the roles of the front (frontal) and back teeth?
Answer: Frontal (front) teeth are for cutting and biting; back teeth are for grinding.
Card 5
Question: What are tonsils and where are they located in the mouth?
Answer: Tonsils (palatine tonsils) are located at the very back of the mouth.
Card 6
Question: What covers the tongue and what basic tastes does it detect?
Answer: The tongue is covered with tiny taste buds that detect sweet, bitter, salty, sour and umami (unami in the text).
Card 7
Question: How does the tongue assist in digestion?
Answer: It mixes food with saliva by moving and rolling it, then pushes the food back to begin the swallowing mechanism.
Card 8
Question: What is the esophagus and what is its role?
Answer: A long passage between the pharynx and the stomach that conducts food from the pharynx to the stomach by muscular contractions.
Card 9
Question: Where is the stomach located and what is its general structure?
Answer: Located beneath the diaphragm in the upper abdomen; a hollow organ with walls of three muscular layers that stretch when food enters and contract when
Card 10
Question: What is the stomach's mechanical function during digestion?
Answer: Strong muscle contractions mix food with gastric secretions to form a semisolid mixture called chyme (chit).