Esophagus

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Across
  1. 3. moves food through esophagus and is the involuntary coordinated contraction and relaxation of smooth muscle layers
  2. 5. Esohageal Sphincter Skeletal muscle attached to cricoid cartilage, when larynx elevates during swallowing, this relaxes to allow food to pass
  3. 6. Esophageal Sphincter This is a physiological sphincter that relaxes to allow bolus into the stomach and prevents backflow of material from the stomach. When this sphincter does not work properly, acid reflux happens here.
  4. 7. transports food
Down
  1. 1. areolar CT
  2. 2. Upper 1/3= skeletal muscle; Middle 1/3= skeletal and smooth muscle; Lower 1/3=smooth muscle, the transition from voluntary to involuntary happens here in the middle
  3. 4. Layer that is made of nonkeratinized stratified squamous epithelium and has mucous glands near opening to stomach
  4. 8. Layer of the esophagus made of areolar CT