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HE Test 4 > HE 28-30 Preview > Flashcards

HE 28-30 Preview Flashcards

1
Q

Major Layers of GI

A

Mucosa

submucosa

muscularis externa

serosa and adventitia

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2
Q

mucosa

A

epithelium

  • has regenerative cells and glands
  • pull downward, follow nuclei
  • crypt of lieberkuhn

Lamina Propria: Loose CT

  • capillaries
  • GALT: clusters of immune cells

Muscularis Mucosa: smooth muscle, contractile for milking and doslodging particles in mucosa

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3
Q

Submucosa

A

Dense Irregular CT

  • vascularized-supplies and drains blood
  • can have submucosa glands and ducts
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4
Q

Muscularis Externa

A

Smooth muscle,
some areas with skeletal

MEC; circular inner ring of smooth muscle
MEL: outer longitudinal layer of smooth muscle

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5
Q

Serosa ans Adventitia

A

Intraperitoneal Organs: serosa almost completely surrounds the tube

Retroperitoneal organs: Serosa absent on side fused to body wall and replaced by adventitia

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HE Test 4 (5 decks)

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