Podcast
Questions and Answers
What is the purpose of the accessory organs in the digestive system?
What is the purpose of the accessory organs in the digestive system?
- To increase the length of the alimentary canal
- To transport nutrients to different parts of the body
- To provide structure to the intestines
- To aid in breaking down food (correct)
Which layer of the alimentary canal replenishes itself every 3-7 days?
Which layer of the alimentary canal replenishes itself every 3-7 days?
- Serosa
- Epithelium (correct)
- Muscularis
- Submucosa
What is the function of the lamina propria in the mucosa layer?
What is the function of the lamina propria in the mucosa layer?
- To increase surface area for digestion
- To release hormones
- To contain blood and lymphatic vessels (correct)
- To replenish itself constantly
Which organ is not considered an accessory organ of the digestive system?
Which organ is not considered an accessory organ of the digestive system?
What is the role of muscularis mucosa in the alimentary canal?
What is the role of muscularis mucosa in the alimentary canal?
Why is there skeletal muscle at both ends of the alimentary canal?
Why is there skeletal muscle at both ends of the alimentary canal?
What is the primary function of the myenteric plexus?
What is the primary function of the myenteric plexus?
Which structure separates the abdominal cavity into two parts?
Which structure separates the abdominal cavity into two parts?
What is the primary function of the tongue during ingestion?
What is the primary function of the tongue during ingestion?
Which of the following is NOT a major salivary gland?
Which of the following is NOT a major salivary gland?
What is the function of the epiglottis?
What is the function of the epiglottis?
Which phase of swallowing is controlled by the medulla oblongata?
Which phase of swallowing is controlled by the medulla oblongata?
What is the primary function of the stomach?
What is the primary function of the stomach?
Which of the following is NOT a type of tooth in the permanent human dentition?
Which of the following is NOT a type of tooth in the permanent human dentition?
What is the function of the lingual frenulum?
What is the function of the lingual frenulum?
Which of the following is responsible for the dry mouth feeling associated with anxiety?
Which of the following is responsible for the dry mouth feeling associated with anxiety?
What is the main function of the pyloric sphincter?
What is the main function of the pyloric sphincter?
Which cells in the stomach secrete hydrochloric acid (HCl) and intrinsic factor?
Which cells in the stomach secrete hydrochloric acid (HCl) and intrinsic factor?
What is the primary function of pepsin in the stomach?
What is the primary function of pepsin in the stomach?
Which phase of gastric secretion occurs when the smell or thought of food triggers the release of gastric juices?
Which phase of gastric secretion occurs when the smell or thought of food triggers the release of gastric juices?
What is the primary function of the mucosal barrier in the stomach?
What is the primary function of the mucosal barrier in the stomach?
Which part of the small intestine is the longest?
Which part of the small intestine is the longest?
What is the primary function of the villi in the small intestine?
What is the primary function of the villi in the small intestine?
Which hormone is responsible for initiating peristaltic contractions in the small intestine after most of the chyme has been absorbed?
Which hormone is responsible for initiating peristaltic contractions in the small intestine after most of the chyme has been absorbed?
What is the primary function of the circular folds in the small intestine?
What is the primary function of the circular folds in the small intestine?
Which part of the small intestine receives bile and pancreatic juice through the hepatopancreatic ampulla?
Which part of the small intestine receives bile and pancreatic juice through the hepatopancreatic ampulla?
What is the function of the ileocecal sphincter in the digestive system?
What is the function of the ileocecal sphincter in the digestive system?
Why does constipation occur if defecation is voluntarily delayed?
Why does constipation occur if defecation is voluntarily delayed?
In the digestive system, where does lipid breakdown primarily occur?
In the digestive system, where does lipid breakdown primarily occur?
What is the main function of dendritic cells in the digestive system?
What is the main function of dendritic cells in the digestive system?
Which organ is primarily responsible for secreting bile into the small intestine?
Which organ is primarily responsible for secreting bile into the small intestine?
What is the primary role of hepatic portal vein in the digestive process?
What is the primary role of hepatic portal vein in the digestive process?
Which action leads to mass movement in the large intestine?
Which action leads to mass movement in the large intestine?
What is the primary purpose of bile canaliculi in the liver?
What is the primary purpose of bile canaliculi in the liver?
Which enzyme is responsible for digesting proteins in the small intestine?
Which enzyme is responsible for digesting proteins in the small intestine?
What happens if bile secretion into the intestines is insufficient?
What happens if bile secretion into the intestines is insufficient?
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