Podcast
Questions and Answers
What is the primary function of the pharynx in the digestive system?
What is the primary function of the pharynx in the digestive system?
- To produce digestive enzymes
- To transport food to the stomach
- To absorb nutrients from food
- To create a seal of the laryngeal opening during swallowing (correct)
What type of epithelial lining is found in the esophagus?
What type of epithelial lining is found in the esophagus?
- Non-keratinized stratified squamous epithelium (correct)
- Ciliated columnar epithelium
- Simple cuboidal epithelium
- Keratinized stratified squamous epithelium
What role do the muscles in the esophageal wall play?
What role do the muscles in the esophageal wall play?
- They break down food into smaller particles
- They absorb nutrients from food
- They secrete digestive enzymes
- They contract to propel food through the esophagus (correct)
How long is the esophagus approximately?
How long is the esophagus approximately?
What is one of the primary purposes of the mucosa in the esophageal wall?
What is one of the primary purposes of the mucosa in the esophageal wall?
Flashcards
What is the function of the pharynx?
What is the function of the pharynx?
The junction point between the respiratory and digestive systems.
What type of epithelium lines the pharynx?
What type of epithelium lines the pharynx?
A stratified squamous epithelium lining protects the pharynx from abrasion during swallowing.
What is the function of the esophagus?
What is the function of the esophagus?
The esophagus is a muscular tube that transports food from the pharynx to the stomach.
Describe the layers of the esophageal wall.
Describe the layers of the esophageal wall.
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How does the esophageal muscular layer contribute to swallowing?
How does the esophageal muscular layer contribute to swallowing?
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