The Pancreas and Digestion

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Which method do scientists use to study the microbiome?

DNA sequencing (correct)

Microscopy

Chemical analysis

Electron microscopy

What is the role of Helicobacter pylori in stomach ulcers?

It causes stomach ulcers (correct)

It prevents stomach ulcers

It has no effect on stomach ulcers

It helps in digestion

What is the purpose of fecal microbial transplantation?

To enhance nutrient absorption

To prevent stomach ulcers

To treat intestinal infections (correct)

To improve digestion

What are bacteriophages?

Viruses that infect bacteria Signup and view all the answers

What is the role of the enteric nervous system in digestion?

Regulating the digestive organs Signup and view all the answers

Which nutrients are required by animals but cannot be assembled from simple organic molecules?

Essential amino acids, essential fatty acids, vitamins, and minerals Signup and view all the answers

How many essential amino acids do animals require?

20 Signup and view all the answers

Which organ produces the proteases trypsin and chymotrypsin?

Pancreas Signup and view all the answers

What is the major component of bile?

Bile salts Signup and view all the answers

Which type of food provides all the essential amino acids required by animals?

Meat, eggs, and cheese Signup and view all the answers

What are the four classes of essential nutrients?

Amino acids, fatty acids, minerals, and vitamins Signup and view all the answers

What is a common symptom of diabetes that can be detected through a urine test?

Sugar in the urine Signup and view all the answers

Where are triglycerides recombined in the small intestine?

Epithelial cells Signup and view all the answers

Why do animals require an adequate diet?

All of the above Signup and view all the answers

Which type of diabetes is characterized by the destruction of beta cells in the pancreas?

Type 1 diabetes Signup and view all the answers

What is the role of the appendix in the digestive system?

Ferment plant material Signup and view all the answers

What is the function of the hepatic portal vein?

Carry nutrient-rich blood to the heart Signup and view all the answers

Which hormone, secreted by the stomach wall, triggers feelings of hunger before meals?

Ghrelin Signup and view all the answers

What is the main treatment for type 1 diabetes?

Insulin injections Signup and view all the answers

What percentage of diabetes patients have type 2 diabetes?

90% Signup and view all the answers

Which of the following is true about essential fatty acids?

Essential fatty acids can be obtained from plant proteins Signup and view all the answers

What are the two categories of vitamins?

Water-soluble and fat-soluble Signup and view all the answers

What are minerals?

Simple inorganic nutrients Signup and view all the answers

Which of the following statements about dietary deficiencies is true?

Protein deficiency can occur in children during the transition from breast milk to solid foods Signup and view all the answers

What is undernourishment?

A diet that lacks essential nutrients Signup and view all the answers

Which type of digestion occurs when food particles are engulfed by phagocytosis and liquids by pinocytosis?

Intracellular digestion Signup and view all the answers

Which type of digestion occurs in compartments that are continuous with the outside of the animal's body?

Extracellular digestion Signup and view all the answers

What is the name of the digestive tube with two openings, a mouth and an anus, found in more complex animals?

Alimentary canal Signup and view all the answers

What are the four mammalian accessory glands that secrete digestive juices into the alimentary canal?

Salivary glands, pancreas, liver, gallbladder Signup and view all the answers

What is the function of saliva in the oral cavity?

To lubricate food Signup and view all the answers