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?
- Creating a seal for swallowing (correct)
- Absorbing nutrients from food
- Transporting food to the stomach
- Regulating airflow during breathing
How long is the esophagus typically?
How long is the esophagus typically?
- 30-35 cm
- 10-15 cm
- 25-30 cm (correct)
- 15-20 cm
What type of epithelial lining is found in the esophagus?
What type of epithelial lining is found in the esophagus?
- Simple cuboidal epithelium
- Non-keratinized stratified squamous epithelium (correct)
- Columnar epithelium
- Keratinized stratified squamous epithelium
Which layer is responsible for propelling food through the esophagus?
Which layer is responsible for propelling food through the esophagus?
What role does the mucosa layer of the esophageal wall play?
What role does the mucosa layer of the esophageal wall play?
Flashcards
What is the pharynx?
What is the pharynx?
The junction point between the respiratory and digestive systems where air and food pass through.
What is peristalsis?
What is peristalsis?
Muscular contractions in the esophagus that push food down to the stomach.
What type of epithelium lines the pharynx?
What type of epithelium lines the pharynx?
Stratified squamous epithelium lining the pharynx that protects against abrasion and irritation from food.
What type of epithelium lines the esophagus?
What type of epithelium lines the esophagus?
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What is the submucosa of the esophagus?
What is the submucosa of the esophagus?
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