Process of Vomiting and Hormonal Control Quiz

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Questions and Answers

What is the term used to describe a disorder in which the intestines are unable to absorb nutrients from food?

  • Malnutrition
  • Malformation
  • Maldigestion
  • Malabsorption (correct)

Which of the following enzymes is involved in the breakdown of carbohydrates?

  • Lactase
  • Sucrase
  • Pancreatic lipase
  • Maltase (correct)

What component of digestion involves the movement of substances across the epithelium being defective?

  • Transport Mechanism
  • Terminal Mechanism
  • Intraluminal Mechanism
  • Transepithelial Mechanism (correct)

What is a significant health risk that can occur due to diarrhea?

<p>Dehydration (D)</p> Signup and view all the answers

What is the term used for the inability of pancreatic enzymes to break down their own tissues?

<p>Autolysis (B)</p> Signup and view all the answers

Which of the following conditions is associated with malabsorption?

<p>Celiac disease (C)</p> Signup and view all the answers

What is the medical term for chronic heartburn?

<p>Gastroesophageal reflux disease (GERD) (A)</p> Signup and view all the answers

How do drugs like Nexium work to help with heartburn?

<p>Prevent HCl secretion by oxyntic cells (A)</p> Signup and view all the answers

What is the main reason to avoid high-fat meals to reduce heartburn?

<p>High fat is hard to digest (D)</p> Signup and view all the answers

How does overeating contribute to heartburn?

<p>It delays food breakdown (A)</p> Signup and view all the answers

Why is it recommended to eat several small meals instead of three large meals for heartburn?

<p>Large meals sit longer in the stomach (C)</p> Signup and view all the answers

What causes fibrosis and cirrhosis of the liver?

<p>Excessive alcohol consumption and obesity (C)</p> Signup and view all the answers

What is the condition characterized by excess levels of iron in the body, leading to liver and pancreatic damage?

<p>Hemochromatosis (C)</p> Signup and view all the answers

What is the relationship between gut microbiome and health?

<p>Changes in gut bacterial community can affect overall health (B)</p> Signup and view all the answers

What is the purpose of probiotics?

<p>To replenish beneficial bacteria and ensure diverse gut flora (D)</p> Signup and view all the answers

Which of the following is a possible cause of metabolic syndrome?

<p>Altered cell-microbe interaction (B)</p> Signup and view all the answers

What is the term used to describe the resident microflora of the gastrointestinal tract?

<p>Gut microbiome (D)</p> Signup and view all the answers

What is the main topic discussed in the given text?

<p>Non-alcoholic fatty liver disease (NAFLD) and its relation to gut bacteria (B)</p> Signup and view all the answers

What is the ratio of bacteria to human cells in the body?

<p>Bacteria outnumber human cells 2:1 (D)</p> Signup and view all the answers

Which of the following factors does the text suggest can influence the type of bacteria present in an individual?

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

What is the approximate number of unique microbial species estimated to inhabit the human body, according to the text?

<p>Over 10,000 species (B)</p> Signup and view all the answers

What is diverticulosis, as described in the text?

<p>The occurrence of protruding pouches in the colon wall (D)</p> Signup and view all the answers

What is the approximate number of unique microbial genes present in the human body?

<p>Over 5-8 million genes (D)</p> Signup and view all the answers

What initiates the vomiting reflex?

<p>Distension of the stomach and duodenum (A)</p> Signup and view all the answers

Which hormone increases gastric motility and emptying?

<p>Gastrin (B)</p> Signup and view all the answers

Which hormone is secreted in response to the presence of fats in the intestine?

<p>Cholecystokinin (D)</p> Signup and view all the answers

What is the primary function of the hormone motilin?

<p>Increase gastrointestinal motility during fasting (C)</p> Signup and view all the answers

Which of the following factors does NOT influence the delivery of chyme from the stomach to the duodenum?

<p>The presence of bile salts in the duodenum (A)</p> Signup and view all the answers

Which phase of gastric secretion is triggered by emotional changes in the brain?

<p>Cephalic phase (A)</p> Signup and view all the answers

What is the primary role of saliva in the digestive process?

<p>Breakdown of carbohydrates (D)</p> Signup and view all the answers

What is the primary function of mucus in the gastrointestinal tract?

<p>Lubrication and protection (D)</p> Signup and view all the answers

Which cells in the stomach secrete hydrochloric acid (HCl)?

<p>Parietal cells (D)</p> Signup and view all the answers

What is a potential consequence of not secreting hydrochloric acid (HCl) in the stomach?

<p>Anemia (D)</p> Signup and view all the answers

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