Gastrointestinal System Physiology

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What is the primary responsibility of the Upper GI tract?

Ingestion (correct)
Digestion and absorption
Collection and elimination of waste
Production of digestive secretions

What is the function of the appendix?

Absorption of nutrients
Reservoir for normal flora (correct)
Production of digestive secretions
Storage of waste

What is the primary responsibility of the Middle GI tract?

Collection and elimination of waste
Ingestion
Digestion and absorption (correct)
Production of digestive secretions

What is the function of the accessory organs?

Production of digestive secretions (C) Signup and view all the answers

What is the primary responsibility of the Lower GI tract?

Collection and elimination of waste (B) Signup and view all the answers

What is the function of the small intestine?

Majority of digestion takes place (D) Signup and view all the answers

What is the primary function of digestion in the body?

Breaking down of food into its basic parts (C) Signup and view all the answers

What is the role of pepsin in the stomach?

Breaking down proteins into peptides (D) Signup and view all the answers

What is the main function of villi in the small intestine?

Increasing the surface area for absorption (B) Signup and view all the answers

What is the role of bile in the small intestine?

Emulsifying fats to facilitate digestion (D) Signup and view all the answers

What is the primary function of the large intestine?

Absorbing water and collecting waste (A) Signup and view all the answers

What is the result of a broken 'mucosal barrier' in the stomach?

Gastritis and peptic ulcer disease (C) Signup and view all the answers

What is the potential risk if an ulcer perforates through all the layers into the abdominal cavity?

Infection, inflammation, and potentially sepsis and shock (A) Signup and view all the answers

What is the effect of swelling near the pyloric sphincter on the stomach?

Impaired emptying of the stomach into the small intestine (C) Signup and view all the answers

What is the benefit of antibiotic treatment in patients with H. pylori infection?

Fewer recurrences of ulcers (D) Signup and view all the answers

What is the role of antacids in ulcer treatment?

Neutralizing the acid that is present in the stomach (A) Signup and view all the answers

What is the consequence of complete occlusion of the stomach due to ulceration?

Vomiting up undigested food, electrolyte imbalances, and bowel obstructions (D) Signup and view all the answers

What is the lifestyle modification recommended for patients with ulcers?

Avoid smoking, drinking alcohol, and taking NSAIDS (D) Signup and view all the answers

What is the primary function of the small intestine?

Receives and secretes digestive enzymes (C) Signup and view all the answers

Which of the following is a secretion of the large intestine?

Mucus (A) Signup and view all the answers

What is the outermost layer of the GI wall?

Serosa/visceral peritoneum (D) Signup and view all the answers

What is a possible predisposing factor for Inflammatory Bowel Disease (IBD)?

Autoimmune problem with environmental triggers (A) Signup and view all the answers

What is a common nursing problem associated with IBD?

Weight loss (B) Signup and view all the answers

What is the role of stress in IBD?

It can exacerbate the symptoms of IBD (A) Signup and view all the answers

What is the primary goal of giving specific drugs in the GI tract?

To decrease inflammation locally with minimal side effects (C) Signup and view all the answers

What is the function of trypsin inhibitor in the pancreas?

To prevent trypsin activation inside the pancreas (A) Signup and view all the answers

What is a common predisposing factor for the pathological change in the pancreas?

All of the above (D) Signup and view all the answers

Why is it a problem if the enzymes are activated within the pancreas?

The enzymes can digest the pancreas itself, leading to inflammation and damage (C) Signup and view all the answers

What is the role of bicarbonate in the pancreatic juice?

To neutralize acidic chyme from the stomach and provide an alkaline environment for digestive enzymes (D) Signup and view all the answers

What is the purpose of an ostomy in the management of GI tract problems?

To drain the contents of the colon into a bag to rest the colon and allow it to heal (A) Signup and view all the answers