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A&P-I Body Orient...
Body Orientation, Directional, Planes and Sections
Question | Answer |
---|---|
Superior (cranial) | Above; Toward the head end or upper part of a structure or the body |
Inferior (caudal) | Below; Away from the head end or toward the lower part of a structure or body |
Anterior (ventral ) | In front of; Toward or at the front of the body |
Posterior (dorsal) | Behind; Toward or at the back of the body |
Medial | On the inner side; Toward or at the midline of the body |
Lateral | on the outer side; Away from the midline of the body |
Intermediate | Between a more medial and a more lateral structure |
Proximal | nearer the trunk or attached end(the elbow is proximal to the wrist) |
Distal | farther from the trun or point of attachment(the knee is distal to the thigh) |
Superficial (external) | toward or at the body surface(skin is superficial to the skeletal muscles) |
Deep (internal) | away from the body surface; more internal |
Sagittal plane | Vertical plane that divides the body into right and left parts. |
Midsagittal (median) plane | specific sagittal plane that lies exactly in the midline |
Frontal (coronal) plane | Vertical plane that divides the body (or an organ) into anterior and posterior parts |
Transverse (horizontal) plane | a plane running from right to left, dividing the body or an organ into superior and inferior parts |
Cross section | a cut running horizontally from right to left, dividing the body or organ into superior and inferior parts |