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A&P
Directional Terminology
| Term | Definition |
|---|---|
| Left | left on subject. Ex: stomach is left to liver. |
| Right | right on subject. Ex: right kidney is damaged. |
| Lateral | toward side, away from midsaggital plane. Ex: eyes are lateral to nose. |
| Medial | toward migsaggital plane away from side. Ex: eyes are medial to ears. |
| Anterior | toward front of body. Ex: nose is anterior of head. |
| Posterior | toward back (rear). Ex: heel is posterior to head. |
| Superior | toward top of body. Ex: shoulders are superior to hips. |
| Inferior | toward bottom of body. Ex: stomach is inferior to heart. |
| Dorsal | along/toward vertebral surface/backside. Ex: Her scar is along the dorsal surface. |
| Ventral | alone/toward the belly surface. Ex: the navel is on the ventral surface. |
| Caudal (caudad) | toward tail. Ex: neck is caudal to tail. |
| Cephalad | toward head. Ex: neck is cephalad to tail. |
| Proximal | toward trunk/relative position to limb. Ex: knee is proximal to toes. |
| Distal | away from trunk/point of attachment. Ex: fingers are distal to elbow. |
| Visceral | toward internal organs; away from surface/cavity. Ex: organ is covered w/ the visceral layer of membrane. |
| Parietal | toward wall; away from internal structures. Ex: abdominal cavity is lined w/ parietal peritoneal membrane. |
| Deep | toward inside of part; away from surface. Ex: thigh muscles are deep to skin. |
| Superficial | toward surfaces of part; away from inside. Ex: skin is superficial organ. |
| Medullary | inner region; medulla. Ex: Medullary portion of organ contains nerve tissue. |
| Cortical | outer region; cortex. Ex: cortical area makes hormones. |
| Ipsilateral | same side. Ex: left knee is ipsilateral to left ankle. |
| Contralateral | opposite side. Ex: left knee is contralateral to right knee. |
Created by:
cookiemascot07
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