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GIT Physiology: Digestive System Functions

10 Questions

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GIT Physiology: Digestive System Functions

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Questions and Answers

Which of the following is NOT a component of the digestive system?

Pancreas

Liver

Alimentary tract

Lungs (correct)

Which division of the autonomic nervous system increases gastrointestinal motility and secretion?

Sympathetic

Both divisions equally

Parasympathetic (correct)

Neither division

What is the primary function of the myenteric plexus?

Digest food

Control motility (contractions) (correct)

Control secretion and blood flow

Regulate hormone secretion

What stimulates the secretion of gastrin hormone?

Both B and C Signup and view all the answers

Which of the following is NOT a function of the gastrointestinal tract?

Respiration Signup and view all the answers

What is the main function of the Secretin hormone?

Stimulates pancreatic secretion rich in bicarbonate Signup and view all the answers

What is the function of Cholecystokinin (CCK) hormone in the gastrointestinal system?

Stimulates the contraction of the gallbladder Signup and view all the answers

Which salivary gland is responsible for the highest percentage of salivary secretion?

Submandibular glands Signup and view all the answers

Which component of saliva is responsible for starting the digestion of starches?

Amylase enzyme Signup and view all the answers

What stimulates the secretion of Secretin hormone in the duodenum?

Increased acidity of the duodenum Signup and view all the answers