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Intro MT: 2.1
Directional terms, Planes and Cavaties
Term | Definition |
---|---|
Superior or Cranial | toward the head, upper |
Inferior or Caudal | away from head, lower |
Anterior or Ventral | front |
Posterior or Dorsal | back |
Medial | toward the midline of the body |
Lateral | away from the midline of the body (side) |
Proximal | toward or nearest the trunk or the point of origin of a part |
Distal | away from or farthest from the trunk or point of origin of a part |
Coronal Plane (Frontal) | vertical plane running from side to side, anterior and posterior, front or back |
Sagittal Plane (Lateral) | vertical plane running from front to back, right and left |
Axial Plane (Transverse) | horizontal plane, upper and lower, superior and inferior, cranial and caudal |
Dorsal Cavity | back (cranial cavity and spinal cavity) |
Ventral Cavity | front (thoracic cavity, abdominal cavity and pelvic cavity) |
Cranial Cavity | head containing the brain |
Spinal Cavity | vertebral containing the spinal cord |
Thoracic Cavity | chest containing the heart, lungs, esophagus, trachea, etc. |
Abdominal Cavity | stomach containing the gastrointestinal tract, kidneys, liver, etc. |
Pelvic Cavity | hips containing the urogenital system, rectum, etc. |