Ch 4, 4 covering and lining membranes Flashcards Preview

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Flashcards in Ch 4, 4 covering and lining membranes Deck (3)
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1
Q

cutaneous membrane (skin)

A

-covers outside the body
-exposed to air, has dry surface
-stratified keratinized
-attached to dermis
function-protects against abrasion, wear and tear, penetration

2
Q

mucous membrane or mucosae

A

line body cavities that open to the exterior

  1. moist surface-goblet cells-mucosa
  2. variety of tissue types -simple to stratified non-keratinized
    function: secretion and absorption
3
Q

serous membrane or serosae

A

1.line closed ventral cavities and cover internal organs
2. named according to location
++pleura=thoracic wall and lung covering
3. partial serosae-lines internal body walls
visceral serosae-covers internal organs
4. composed of sheets of simple squamous with a space between them
5. both layers secrete a lubricant-serous fluid
function: produce a lubricant so no friction