Questions and Answers
What is the primary function of saliva in the digestive process?
How does food travel from the mouth to the stomach?
What is the length of an adult's oesophagus?
What is the purpose of the Pill cam?
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How much food does an adult consume in a year?
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Study Notes
Digestive System Overview
- The digestive system sorts and utilizes food for optimal body function.
- It performs essential processes to ensure nutrient absorption and waste elimination.
Food Intake and Initial Processing
- Food is consumed in the mouth, where taste and texture are enjoyed.
- Teeth break down food into smaller pieces for easier swallowing.
- Saliva softens food, aiding in digestion and swallowing.
Oesophagus Function
- Once food is chewed and softened, it travels down the oesophagus.
- The oesophagus is a muscular tube about 25 cm long.
- Muscles in the oesophagus contract in a coordinated manner to move food to the stomach, even against gravity.
Interesting Facts
- An adult consumes approximately 500 kg of food annually.
- The body can produce up to 1.5 liters of saliva each day.
- The Pill Cam is a miniature camera that can be swallowed to take internal body photos, capable of capturing up to 55,000 images in 8 hours.
- The Pill Cam has been in use since 2001 for medical diagnostics.
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Description
Explore the fascinating journey of food through your digestive system. This quiz will guide you through the processes that occur from the moment you chew your food to its breakdown and absorption. Discover how your body utilizes food to function efficiently.
