Digestive System Part 1 Quiz

Digestive System Part 1 Quiz introduces fascinating facts about how our digestive system works every day. Did you know that the average person produces about 2 pints of saliva daily? That’s roughly the same as two cans of soda. Saliva begins breaking down food as soon as it enters your mouth, showing how mechanical breakdown in the mouth is essential for digestion. This trivia reveals the journey starts with every bite and much of the process is behind the scenes. Learning through a digestive system quiz can be a fun way to uncover more interesting details about the digestive system. Next time you feel your mouth watering at the sight of food, remember your body is already gearing up for the first stage of the digestive process!

Digestive System Part 1

Which is the first stage of the digestive process?

Ingestion

Absorption

Egestion

Digestion

Which organ is responsible for the mechanical breakdown of food in the mouth?

Tongue

Pharynx

Salivary glands

Teeth

The chemical digestion of carbohydrates begins in which part of the digestive tract?

Esophagus

Mouth

Stomach

Small intestine

What is the wave-like muscle contraction that moves food through the digestive tract called?

Mastication

Swallowing

Peristalsis

Digestion

The stomach's main function is to digest which type of macromolecule?

Proteins

Nucleic acids

Carbohydrates

Fats

What is the main component of gastric juice that helps break down food and kills bacteria?

Amylase

Bile

Hydrochloric acid

Pepsin

The small intestine is divided into three sections. What is the correct order from the stomach to the large intestine?

Jejunum, duodenum, ileum

Duodenum, jejunum, ileum

Ileum, jejunum, duodenum

Duodenum, ileum, jejunum

Which accessory organ produces bile, a substance that helps in the digestion of fats?

Gallbladder

Spleen

Pancreas

Liver

What is the function of the epiglottis?

Prevents food entering the windpipe

Produces saliva

Produces bile

Absorbs nutrients

Where is bile stored before being released into the small intestine?

Pancreas

Gallbladder

Stomach

Large intestine

Your score is

The average score is 90%

Sample Questions from This Quiz

Which is the first stage of the digestive process?
Which organ is responsible for the mechanical breakdown of food in the mouth?
The chemical digestion of carbohydrates begins in which part of the digestive tract?
What is the wave-like muscle contraction that moves food through the digestive tract called?
The stomach’s main function is to digest which type of macromolecule?

Try the full quiz and see how many of these you can answer!