30 Questions
What is the primary function of the digestive system?
To ingest and degrade food into nutrients
Which of the following organs is part of the digestive tube?
Stomach
What is the role of the small intestine in the digestive process?
To absorb nutrients
What is the final stage of the digestive process?
Elimination
Which organ is responsible for producing digestive enzymes?
Pancreas
What is the role of the anus in the digestive process?
To eliminate waste
What is the main function of the bile secreted by the liver?
To play a role in the digestion and absorption of lipids
What is the main component of the intestinal juice?
Mucus and three sucrases plus two peptidases
Where is the microbiome primarily located in the digestive system?
Large intestine
What is the function of the muscle layer in the gastro-intestinal tract?
To mix food with digestive enzymes and propel the contents
What is the function of the colon in the digestive system?
To act as a reservoir for feces until defecation
What is the role of the enteric reflex circuits in the digestive system?
To control the movement of the gastro-intestinal tract
What is the role of Entérogastrone hormone in the digestive system?
To slow down the emptying of the stomach
Which enzyme is responsible for breaking down saccharose into glucose and fructose?
Saccharase
What is the main function of Villikinine hormone in the digestive system?
To stimulate the absorption of nutrients in the small intestine
Which type of carbohydrates are absorbed by the villosities intestinales?
Monosaccharides
What is the function of Duocrine hormone in the digestive system?
To stimulate the secretion of mucous in the duodenum
Which enzyme is responsible for breaking down lactose into galactose?
Lactase
What is the approximate weight of the liver in the human body?
1.5 Kg
Where is the liver located in the human body?
In the abdominal cavity
What is the function of the centrolobular vein in the liver?
To collect blood from the liver lobules
What are the tiny functional units of the liver called?
Lobules
What is the role of the liver in the digestive system?
To play a vital role in the digestion of food
What is produced by the liver lobules and collected by the bile ducts?
Bile
What is the primary function of bile in the digestive process?
To emulsify lipids, making them accessible to lipases
Which system is responsible for regulating the digestive process?
Enteric nervous system
Where is bile stored before being released into the digestive system?
Gallbladder
What is the role of the pancreas in the digestive process?
To secrete lipases for protein digestion
What is the result of the emulsification of lipids by bile?
Dispersion of lipids into fine droplets
What is the relationship between the enteric nervous system and the autonomic nervous system?
The enteric nervous system is part of the autonomic nervous system
This quiz covers the basics of the human digestive system, including its importance and functions. It's a complementary course to Nutrition Humaine, ideal for SVi-S6 students at the Université Mohamed Premier.
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