Duodenum and Pancreas
23 Questions
0 Views
3.7 Stars

Duodenum and Pancreas

Test your knowledge of the digestive system with this quiz on the duodenum and its role in digestion. Learn about the functions of the pancreas and its production of proteases. Explore the alkaline solution of the duodenum and its importance in the digestive process.

Created by
@RaptTourmaline

Questions and Answers

Which class of nutrients largely makes up the tissues of the sea star and the herring gull?

Proteins

Which of the following is NOT one of the essential nutrients required by animals?

Nucleic acids

Which of the following is NOT a source of complete proteins?

Most plant proteins

Which category of animals sifts small food particles from the surrounding medium?

<p>Filter feeders</p> Signup and view all the answers

What is the process of breaking food down into molecules small enough to absorb?

<p>Digestion</p> Signup and view all the answers

Which nutrients are required in the diet in very small amounts?

<p>Vitamins</p> Signup and view all the answers

What can happen if a diet does not provide enough chemical energy?

<p>All of the above</p> Signup and view all the answers

Which method do scientists use to study the microbiome?

<p>DNA sequencing</p> Signup and view all the answers

What is the main cause of stomach ulcers?

<p>H. pylori</p> Signup and view all the answers

What is the purpose of fecal microbial transplantation?

<p>To treat diarrhea caused by Clostridium difficile</p> Signup and view all the answers

Which hormones regulate glucose homeostasis?

<p>Insulin and glucagon</p> Signup and view all the answers

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

<p>Type 1 diabetes</p> Signup and view all the answers

What is one of the tests for diabetes?

<p>Urine sugar test</p> Signup and view all the answers

What hormone triggers feelings of hunger before meals?

<p>Ghrelin</p> Signup and view all the answers

What is the main cause of obesity?

<p>Excess accumulation of fat</p> Signup and view all the answers

Which organ produces the proteases trypsin and chymotrypsin, which are activated in the lumen of the duodenum?

<p>Pancreas</p> Signup and view all the answers

What is the major component of bile and facilitates digestion of fats by dispersing big droplets of fats to small droplets?

<p>Bile salts</p> Signup and view all the answers

Which part of the small intestine has a huge surface area due to villi and microvilli that are exposed to the intestinal lumen?

<p>Jejunum</p> Signup and view all the answers

What is the extension of the human cecum called, which plays a minor role in immunity?

<p>Appendix</p> Signup and view all the answers

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

<p>Extracellular digestion</p> Signup and view all the answers

What is the term for a digestive tube with two openings, a mouth and an anus?

<p>Alimentary canal</p> Signup and view all the answers

Which glands secrete digestive juices through ducts into the alimentary canal in mammals?

<p>Salivary glands</p> Signup and view all the answers

What is the term for the coordinated contraction and relaxation of stomach muscles that churn the stomach’s contents?

<p>Peristalsis</p> Signup and view all the answers

More Quizzes Like This

L20 Duodenum
26 questions

L20 Duodenum

DesirousNavy avatar
DesirousNavy
Duodenum Structure and Features
10 questions
Stomach and Duodenum Ulcer Treatment
18 questions
Use Quizgecko on...
Browser
Browser