12 Questions
Which of the following is the first phase of digestion?
Cephalic
What enzyme is responsible for breaking down carbohydrates in the mouth?
Amylase
What type of muscular contraction in the esophagus moves food to the stomach?
Peristalsis
What is the name of the mixture of food and gastric secretions in the stomach?
Chyme
Which type of digestive movement in the small intestine ensures contact between the chyme and the intestinal walls?
Segmentation contractions
How does aging impact mechanical digestion?
Causes wear down of tooth enamel and dentin
Which of the following is a clinical manifestation of gastrointestinal dysfunction?
Vomiting
What is the cause of dysphagia (difficulty swallowing)?
Mechanical obstruction of the esophagus
What is the primary cause of gastroesophageal reflux disease (GERD)?
Reflux of chyme from the stomach through the lower esophageal sphincter
Which of the following is a risk factor for gastroesophageal reflux disease (GERD)?
Pregnancy
What is a potential complication of dysphagia (difficulty swallowing)?
Pneumonia
What is the primary cause of constipation, as mentioned in the text?
Neurogenic disorders
Test your knowledge about the 3 phases of digestion (Cephalic, Gastric, Intestinal) and how the gastrointestinal system works. Learn about the release of saliva and gastric juice, the role of amylase in breaking down carbohydrates, mechanical and chemical digestion processes, and GI motility through peristalsis.
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