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27 terms

Body Cavities and Planes

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dorsal
Cavity located in the back part of the body; two subdivisions are cranial and vertebral (spinal)
ventral
Cavity located in the front part of the body; two subdivisions are thoracic and abdominopelvic
thoracic
Chest cavity that includes left and right pleural cavities, pericardial cavity, and a midportion called the mediastinum (not a cavity)
pleural
Cavity located in the left and right sides of the thoracic cavity; contain the lungs
mediastinum
Middle portion of the thoracic (chest) cavity that contains the heart, trachea, esophagus, thymus, and several blood vessels.
abdominopelvic
Cavity that is subdivided into abdominal and pelvic cavities
spinal
Cavity that is part of the dorsal cavity containing the spinal cord
parietal
The wall of a body cavity or lining (serous) membrane that covers its surface
visceral
The wall or lining (serous) membrane of an organ within a cavity
axial region
Term used to describe the area that consists of the heart, neck, and torso or trunk
appendicular region
Term used to describe the area that consists of the extremities and their connections to the axial region
extremities
What the layman calls "legs" and "arms"
pleura
Serous membrane associated with the lungs
pericardium
Serous membrane associated with the heart
peritoneum
Serous membrane associated with the abdominal cavity
sagittal
Vertical plane that divides the body or organ into right and left sides
midsagittal
Vertical plane that divides the body into equal left and right sides
parasagittal
Sagittal plane that does not pass through the midline but instead divides the body into unequal right and left sides
frontal
Plane that divides the body or organ into anterior and posterior portions. Also called coronal
transverse
Plane that divides the body or an organ into upper and lower portions. Also called a cross-sectional plane
oblique
Plane that passes through the body or organ at an angle other than 90 degrees
visceral pleura
Serous membrane that lines the surface of the lungs
visceral peritoneum
Serous membrane that lines the surface of the liver, stomach, spleen, and many other abdominal organs
visceral pericardium
Serous membrane that lines the surface of the heart (also called the epicardium)
parietal pleura
Serous membrane the lines the chest wall around the lungs and covers the superior surface of the diaphragm
parietal peritoneum
Serous membrane that lines the abdominal wall and covers the inferior surface of the diaphragm
retroperitoneal
Term used to describe organs that are located between the parietal peritoneum and posterior abdominal wall. Example organs include the kidneys, adrenal glands, pancreas, duodenum of small intestine, ascending and descending colons and the abdominal aorta and inferior vena cava