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body cavities & serous membranes

abdominal cavity

contains the liver, stomach, spleen, pancreas, gallbladder & the large and small intestines

abdominopelvic cavity

one of two parts of the ventral cavity (the other part if the thoracic cavity

it is inferior to the diaphragm.
subdivided into 2 parts
1. the upper portion= abdominal cavity
2. the lower portion = pelvic cavity

cranial cavity

one of two parts of the dorsal cavity (the other part is the spinal cavity)

contains the brain


splits the thoracic and abdominopelvic cavity

dorsal cavity

contains the cranial and spinal cavities




where the heart is found between the 2 lungs

parietal pericardium

membrane lining the pericardial sac.

parietal peritoneum

the membrane closer to the abdominal wall

parietal pleura

the pleura that lines the rib cage

pelvic cavity

lower portion of the abdominopelvic cavity

enclosed by the pelvic bones.
contains the bladder, sigmoid colon, rectum & reproductive organs

pericardial cavity

the fluid filled virtual space between the 2 pericardial membranes

peritoneal cavity

the virtual space btw the visceral peritoneum (membrane closest to the organs in the abdominopelvic cavity) and the parietal peritoneum (the membrane closer to the abdominal wall)

pleural cavity (right & left)

the fluid filled virtual sapce btw the visceral pleura & parietal pleura.

retroperitoneal region

the area containing organs not covered by the peritoneum (most notably are the kidneys)

spinal cavity

1 of 2 parts of the dorsal cavity (the other being cranial cavity)

contains the spinal cord

thoracic cavity

1 of 2 parts of the ventral cavity

commonly known as the chest cavity. superior to the diaphragm.

contains lungs & heart

ventral cavity

1 or 2 major cavities.

contains thoracic cavity & abdominopelvic cavity

visceral pericardium (or epicardium)

membrane closest to the heart

visceral peritoneum

membrane closest to the organs in the abdominopelvic cavity

visceral pleura

the pleura that is closest to the lung


all the internal body organs

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