digestive

• Protective outermost layer of the alimentary canal

  serosa
• true or false about the mesentery: It is composed of a layer of serous membrane fused with a layer of mucus membrane.

  false
• The short reflexes in the digestive system are mediated by __________.

  The enteric nerve plexus
• Which of the following is the most common cause of peritonitis?

  burst appendix
• what layer is In direct contact with ingested food.

  mucosa
• what layer has the Same structure as the visceral peritoneum.

  serosa
• What structure of the small intestine contains the sphincter/valve that connects to the large intestine?

  ileum
• The final product of carbohydrate digestion is __________.

  monosaccharides
• The plasma membranes of the __________ bear enzymes referred to as brush border enzymes, which complete the digestion of carbohydrates and proteins in the small intestine."

  microvilli
• The __________ is the first segment of the small intestine.

  duodenum
• Where does the process of segmentation occur?

  segmentation
• Which of the following structural elements is common to both cardiac and smooth muscle?

  Gap Junctions
• Which layer of the digestive tract contains the effectors for digestive propulsion?

  muscularis externa
• What event triggers the opening of the gastroesophageal sphincter?

  peristalsis
•  Which of the following is the major process or function that occurs in the stomach?   

  mechanical breakdown
• Which chemical activates the transformation of trypsinogen to trypsin?

  enteropeptidase
• Which other organ can affect small-intestine motility?

  stomach
• Most absorption of nutrients occurs in the __________.

  jejunum and ileum
• Which cells in the small intestine's mucosa secrete mucus?

  goblet cells
• An effective way to medically treat diarrhea would be to use a drug that ______.

  inhibit myenteric nerve plexus
• __________ can result if food passes too slowly through the large intestine.

  constipation
• In what form do fats first enter the bloodstream?

  chylomicrons
• Which enzyme(s) is/are responsible for the chemical breakdown of carbohydrates?

  amylases
• Carbohydrates are digested into __________.

  monosaccharides
• This group of enzymes digests the majority of ingested fat.

  pancreatic lipases
• This type of chemical reaction typically occurs as nutrients are digested in the body.

  hydrolysis
• Which of the following digestive processes could be affected by a patient’s taking a large amount of antacids?

  protein digestion
• Your patient has had a total gastrectomy (removal of the stomach). Which of these potential problems are you MOST concerned about?

  anemia
• You are caring for a patient with late-stage cirrhosis that has led to a decrease in the number of functioning hepatocytes. Which of the following would NOT be typical for a patient with this condition?

  decreased half-life