Flashcards on Basic First Aid and Human Digestion
Basic First Aid & Human Digestion: Student Study Guide
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15 cards
Card 1
Question: What is the buccal cavity and what major structures does it contain?
Answer: The buccal cavity is the inside of the mouth; it contains the tongue and teeth.
Card 2
Question: Where are the tonsils located?
Answer: The tonsils are at the very back of the mouth (palatine tonsils).
Card 3
Question: Which part of the tooth is the hardest substance in the body?
Answer: Teeth are the hardest substance in the body.
Card 4
Question: What are the functions of the front (frontal) teeth and the back teeth?
Answer: Frontal teeth are for cutting and biting; back teeth are for grinding (chewing) grain/food.
Card 5
Question: What covers the tongue and what tastes can it detect?
Answer: The tongue is covered with tiny taste buds and can detect sweet, bitter, salty, sour and umami tastes.
Card 6
Question: How does the tongue assist in digestion in the mouth?
Answer: The tongue mixes food with saliva by moving and rolling it around the mouth, then pushes the mixed food to the back to begin swallowing.
Card 7
Question: What is the esophagus and where is it located?
Answer: The esophagus (oesophagus) is a long passage between the pharynx and the stomach that transports food.
Card 8
Question: Describe the basic structure and function of the stomach.
Answer: The stomach lies beneath the diaphragm at the top of the abdominal cavity; it is a hollow organ with three muscle layers that stretch to receive food
Card 9
Question: What is chyme?
Answer: Chyme is the semisolid mixture formed when stomach muscles mix food with gastric secretions; it is partially digested food.
Card 10
Question: Give the approximate length of the small intestine and how long food takes to pass through it.
Answer: The small intestine is about 6 m (600 cm) long and it takes approximately 4–6 hours for food to pass through it.