Podcast
Questions and Answers
Leptin is to satiety as what is to hunger?
Leptin is to satiety as what is to hunger?
- Gastrin
- Pepsin
- Cholecystokinin
- Ghrelin (correct)
Which is not a reason the stomach is acidic?
Which is not a reason the stomach is acidic?
- Denatures proteins
- Kills microorganisms
- Helps break down plant cell walls and connective tissue in meat
- Emulsification of lipids (correct)
Which of the following is true regarding digestion and absorption in the stomach?
Which of the following is true regarding digestion and absorption in the stomach?
- Lipid digestion begins in the stomach
- Digestion is complete after chyme moves out of the stomach (correct)
- Carbohydrate digestion begins in the stomach
- Small proteins can be absorbed with the help of pepsin
Which of the following is not involved in the regulation of gastric activity?
Which of the following is not involved in the regulation of gastric activity?
Stimulation of gastric stretch receptors causes all of the following except
Stimulation of gastric stretch receptors causes all of the following except
Which cranial nerves control both intrinsic and extrinsic movements of the tongue?
Which cranial nerves control both intrinsic and extrinsic movements of the tongue?
Which salivary gland secretes a mucous-rich fluid that serves as a buffer and lubricant?
Which salivary gland secretes a mucous-rich fluid that serves as a buffer and lubricant?
What structure holds each tooth in its alveolar socket?
What structure holds each tooth in its alveolar socket?
Which muscle is NOT involved in swallowing among the listed options?
Which muscle is NOT involved in swallowing among the listed options?
What type of epithelium lines the oropharynx?
What type of epithelium lines the oropharynx?
Which layer in the digestive tract wall directly supports the digestive epithelium?
Which layer in the digestive tract wall directly supports the digestive epithelium?
Where can a stratified squamous epithelial lining be found?
Where can a stratified squamous epithelial lining be found?
What feature of the digestive tract wall increases surface area available for absorption?
What feature of the digestive tract wall increases surface area available for absorption?
Where are large blood vessels and lymphatics found?
Where are large blood vessels and lymphatics found?
Which layer in the digestive tract wall is sandwiched between circular and longitudinal muscle in the muscularis externa?
Which layer in the digestive tract wall is sandwiched between circular and longitudinal muscle in the muscularis externa?
What structure supports all but 25 cm of the small intestine, providing stability and limited movement?
What structure supports all but 25 cm of the small intestine, providing stability and limited movement?
Which layer of the intestinal wall contributes to the mesentery?
Which layer of the intestinal wall contributes to the mesentery?
What is the function of mass movements in the colon?
What is the function of mass movements in the colon?
Which part of the large intestine follows the transverse colon?
Which part of the large intestine follows the transverse colon?
What is the primary function of the large intestine?
What is the primary function of the large intestine?
What are haustra?
What are haustra?
Which part of the digestive tract is approximately the last 15 cm?
Which part of the digestive tract is approximately the last 15 cm?
Which of the following enzymes helps to break down fats in the digestive system?
Which of the following enzymes helps to break down fats in the digestive system?
What is the primary function of bile in the digestive process?
What is the primary function of bile in the digestive process?
According to the passage, why do circular muscles contract behind the bolus during swallowing?
According to the passage, why do circular muscles contract behind the bolus during swallowing?
Which type of salivary glands produce the glycoproteins called mucins?
Which type of salivary glands produce the glycoproteins called mucins?
What is the name of the region of the stomach that connects to the esophagus?
What is the name of the region of the stomach that connects to the esophagus?
Which enzyme is primarily responsible for breaking down proteins in the stomach?
Which enzyme is primarily responsible for breaking down proteins in the stomach?
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