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ORIENTATION

TERMINOLOGY & PLANES

Ernest F. Talarico, Jr., Ph.D.Associate Director of Medical Education

Associate Professor of Anatomy & Cell BiologyIndiana University School of Medicine – Northwest Campus

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Terminology

• Superior/Cranial/Cephalic

• Inferior/Caudal

• Anterior/Ventral

• Posterior/Dorsal

• Medial vs. Lateral

• Proximal vs. Distal

• Superficial vs. Deep

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PLANESAnatomical Position & Planes

• Sagittal vs. Midsagittal (median); SAG• Frontal (Coronal); COR• Horizontal (transverse or axial); AX

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• Fusion Imaging Technology– COR fused PET/CT image

– Image shows a larger right breast mass with a ring-like FDG uptake (arrows)

– FDG = Fludeoxyglucose (18F); radiopharmaceutical

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• AX T2 MRI of Brain

– Hydrocephalus of ventricular system secondary to a large well-defined mass in the left thalamic region.

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• SAG cadaveric slices

– mid SAG– adult (left)– neonate (right)

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ACTIONTerms of Movement

• Flexion• Extension

Flexion Extension Dorsiflexion Plantarflexion

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ACTIONTerms of Movement

Abduction vs. Adduction Lateral vs. Medial rotation Supination vs. Pronation Circumduction Opposition

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ACTIONTerms of Movement

Elevation vs. Depression Eversion vs. Inversion

Protrusion vs. Retrusion

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SKELETONAxial vs. Appendicular Skeleton

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JOINTSTypes of Synovial Joints

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ABDOMENClinical Regions & Quadrants