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biol 223 lecture > Body Cavities & Membranes > Flashcards

Body Cavities & Membranes Flashcards

1
Q

Body cavities

A

Spaces that enclose organs

  • Protects organs
  • Permits change of size/shape of organs
  • Prevents friction upon movement
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2
Q

Ventral body cavity

A

Neck to hip

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3
Q

Thoracic cavity

A

Chest

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4
Q

Pleural cavity

A

Houses lungs; one each

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5
Q

Pericardial cavity

A

Houses heart

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6
Q

Mediastinum

A

Central region dividing thoracic cavity; houses the heart

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7
Q

Abdominopelvic cavity

A

Mid-trunk to hip

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8
Q

Abdominal cavity

A

Houses digestive organs

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9
Q

Pelvic cavity

A

Houses reproductive, urinary, and some digestive organs

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10
Q

Dorsal body cavity

A

Head to neck

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11
Q

Cranial cavity

A

Houses brain

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12
Q

Vertebral cavity/canal

A

Houses spinal cord

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13
Q

Serous membrane

A

Delicate membrane that partially or completely encloses the ventral body cavity

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14
Q

Mesothelium

A

Also called simple squamous epithelium; makes up serous membrane

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15
Q

Visceral serous membrane

A

Inner serous membrane that directly wraps/covers the organ

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16
Q

Parietal serous membrane

A

Outer serous membrane that surrounds the walls of the cavity

17
Q

Serous cavity

A

Area between visceral and parietal serous membranes; filled with serous fluid

18
Q

Pleura

A

The serous membrane that surrounds a pleural cavity

19
Q

Visceral pleura

A

Inner serous membrane surrounding the lung

20
Q

Parietal pleura

A

Outer serous membrane surrounding the lung

21
Q

Pericardium

A

The serous membrane that surrounds the pericardial cavity

22
Q

Visceral pericardium

A

Inner serous membrane surrounding the heart

23
Q

Parietal pericardium

A

Outer serous membrane surrounding the heart

24
Q

Peritoneum

A

The serous membrane that surrounds the peritoneal cavity

25
Q

Visceral peritoneum

A

Inner serous membrane surrounding the peritoneal cavity

26
Q

Parietal peritoneum

A

Outer serous membrane surrounding the peritoneal cavity

27
Q

Retroperitoneal

A

Situated behind the peritoneum

28
Q

Infraperitoneal

A

Situated below the peritoneum

29
Q

Meninges

A

The several layers of membranes surrounding the dorsal body cavity

biol 223 lecture (26 decks)

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