Digestive System

What are the main organs of the digestive system?

• Mouth, esophagus, stomach, small intestine, large intestine, and liver

• Brain, spinal cord, nerves, eyes

• Pancreas, spleen, gallbladder, appendix

• Heart, lungs, kidneys, bladder

Explain the process of digestion in the digestive system.

• The process of digestion starts in the large intestine

• Digestion only occurs in the stomach

• Digestion does not involve any chemical breakdown of food

• The process of digestion in the digestive system involves the mechanical and chemical breakdown of food, starting in the mouth and continuing through the stomach, small intestine, and large intestine.

How are nutrients absorbed in the digestive system?

• Nutrients are absorbed in the small intestine through the villi.

• Nutrients are absorbed in the esophagus through the villi.

• Nutrients are absorbed in the large intestine through the villi.

• Nutrients are absorbed in the stomach through the villi.

Name two common digestive system disorders and explain their symptoms.

• Symptoms of IBS can include abdominal pain, bloating, and changes in bowel habits. Symptoms of GERD can include heartburn, regurgitation, and difficulty swallowing.

• Symptoms of GERD can include diarrhea, constipation, and excessive gas.

• Symptoms of IBS can include chest pain, shortness of breath, and dizziness.

• Symptoms of IBS can include fever, headache, and joint pain.

What are the functions of the digestive system?

• To produce hormones

• To regulate body temperature

• To transport oxygen

• The functions of the digestive system are to break down food, absorb nutrients, and eliminate waste.

Which organ produces digestive enzymes to break down food?

• Spleen

• Kidney

• Pancreas

• Liver

What is the role of the small intestine in the digestive system?

• The small intestine stores excess nutrients for later use

• The small intestine is responsible for producing digestive enzymes

• The small intestine plays a crucial role in absorbing nutrients from the digested food.

• The small intestine helps in breaking down food into smaller particles

How does the liver contribute to the digestive process?

• The liver contributes to the digestive process by producing insulin to regulate blood sugar levels

• The liver contributes to the digestive process by producing saliva to aid in the breakdown of food

• The liver contributes to the digestive process by producing red blood cells to transport oxygen

• The liver contributes to the digestive process by producing bile to break down fats and processing nutrients absorbed from the small intestine.

What are the three main nutrients that the body gets from food?

• vitamins, minerals, and water

• sugar, salt, and caffeine

• fiber, antioxidants, and probiotics

• carbohydrates, proteins, and fats

Explain the function of the large intestine in the digestive system.

• Regulates blood sugar levels

• Secretes digestive enzymes

• Absorbs water and electrolytes, and stores waste material until it is ready to be expelled from the body.

• Breaks down proteins and carbohydrates