Human Digestive System Quiz

Which organ is NOT part of the human digestive system?

• Liver

• Pancreas

• Gallbladder

• Spleen

What is the role of the salivary glands in digestion?

• Absorb nutrients

• Produce saliva

• Store bile

• Filter blood

Which part of the digestive system is primarily involved in water absorption?

• Stomach

• Large intestine

• Small intestine

• Esophagus

What is the function of the gallbladder?

• Produce insulin

• Store bile

• Absorb nutrients

• Produce digestive enzymes

Which of the following is a digestive issue related to gut health? (there is more than one answer)

• Cognitive interactions

• Digestive cancers

• Skin rashes

• Respiratory issues

What is the role of diet in relation to the large intestine?

• It has no effect

• It can modulate the flora

• It causes inflammation

• It reduces cell count

Which of the following is common organic acid produced by colonic bacteria?

• Propionate

• Hydrochloric acid

• Malic acid

• Tartaric acid

What is the primary function of propionate in metabolism?

• Metabolized by bacteria

• Cleared by the liver

• Regulates cell growth

• Absorbed as an electron sink product

Which factor is NOT related to microbial activity?

• Bile salts

• Immunity

• Redox potential

• Specific inhibitor substances

Where is Bacteroides the most dominant genus?

• Stomach

• Small intestine

• Colon

• Mouth