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week 2
directional terms, planes, & cavities
| Term | Definition |
|---|---|
| ANTERIOR | (ventral) the front or direction toward the front of the body. |
| PROSTERIOR | ( dorsal) the back or direction toward the back of the body. |
| SUPERIOR | (cranial) a position above or higher than another part of the body proper. |
| INFERIOR | (caudal) a position below or lower than another part of the body proper; near or toward the coccyx, or lowest part of the spinal column. |
| LATERAL | the side or direction toward the side of the body. |
| MEDIAL | the middle or direction toward the middle of the body |
| PROXIMAL | describes a position in a limb that is nearer to the point of attachment or the trunk of the body. |
| DISTAL | a position in a limb that is farther from the point of attachment or the trunk of the body. |
| SUPERFICIAL | a position closer to the surface of the body. |
| DEEP | a position farther from the surface of the body. |
| SAGITTAL PLANE | divides the body or an organ vertically into right and left sides. |
| FRONTAL PLANE | divides the body or an organ into an anterior (front) portion and a posterior (rear) portion. |
| TRANSVERSE PLANE | divides the body or organ horizontally into upper and lower portions. |
| DORSAL CAVITY | posterior cavity containing the cranial and spinal cavities. |
| VENTRAL CAVITY | anterior cavity containing the thoracic and abdominopelvic cavities and their subdivisions. |
| CRANIAL CAVITY | houses the brain. |
| SPINAL CAVITY | vertebral cavity, encloses the spinal cord. |
| THORATIC CAVITY | encloses the rib cage |
| ABDOMINOPELVIC CAVITY | the largest cavity in the body; houses the abdominal cavity and the pelvic cavity. |
| ABDOMINAL CAVITY | division that houses the digestive organs. |
| PELVIC CAVITY | division that houses the organs of reproduction. |