Histology Flashcards
How fast is the peristalsis in the esophagus?
5cm/second
what kind of tissue lines the esophagus?
Non-keratonized stratified squamous epithelium
What is produced in the submucosa glands of the esophagus?
Mucus
What makes up the Musculo Externa of the upper third of the esophagus?
All skeletal muscles
What makes up the Musculo Externa of the middle third of the esophags?
skeletal and smooth muscle
What makes up the Musculo Externa of the lower third of the esophagus?
All smooth muscle
What controls the skeletal muscles of the upper third of the esophagus?
Vegal stimulation
What are the layers that make up the intestinal wall?
Lining epithelium, Lamina propria, Muscularis Mucosae, Sub Mucosa, Muscular Externa, Mesothelia Cells, Peritoneum
What is more internal Circular muscle layer or Longitudinal muscle layer?
Circular
What lies between the circular and longitudinal muscle layers?
The Myenteric Plexus
Where are payers patches and other lymph tissue located?
In the submucosae
What are two significant differences to tell apart esophageal and gastric epithelial lining?
Stomach has gastric pits and villi
What are the ridges of the stomach lining called?
Rugae
What two pairs of regions in the stomach are alike in epithelial makeup?
Cardia and Pyloric; Body and Fundus
What is different about the body and fundus compared to the cardia and pylorus?
Body and fundus have more complicated, deeper and more compact arrangments of gastric pits