A term built from ana, meaning "up," and tome, meaning "a cutting"
Dissection
The Latin equivalent of the Greek anatome, meaning "asunder" and "to cut"
Anatomical Position
A common visual reference point where body is standing upright, with the feet at shoulder width and parallel, toes forward, upper limbs held out to each side, and palms of the hands facing forward
Directional Terms
Describe the positions of structures relative to other structures or locations in the body
Directional Terms
The ears are lateral to the nose
Superior (cranial)
Structures being closer to the head or higher than another structure in the body
Inferior (caudal)
Structures being closer to the feet or lower than another structure in the body
Superior and Inferior
The neck is superior to the chest
The chest is inferior to the neck
Anterior
A structure being more in front than another structure
Posterior
A structure being more in back than another structure
Anterior and Posterior
The toes are anterior to the heel of the foot
The heel is posterior to the toes of the foot
Dorsal
The back side
Ventral
The frontal
Dorsal and Ventral
The kneecap is located on the ventral side of the leg
The shoulder blades are located on the dorsal side of the body
Lateral
Closer to the sides of the body (toward the arms)
Medial
Parts toward the middle of the body
Lateral and Medial
The middle toe is located at the medial side of the foot
The little toe is located at the lateral side of the foot
Proximal
A structure being closertotheroot of the limb than another structure in that limb
Distal
A structure being further away to the root of the limb than another structure in that limb
Proximal and Distal
The hand is distal to the elbow
The elbow is proximal to the hand
Deep
Structures close to the interior center of the body
Superficial
Structures closer to the exterior surface of the body
Deep and Superficial
The skin is superficial to the muscles
The muscles are deep to the skin
Coronal Plane (Frontal Plane)
Divides the body or any of its parts into anterior and posterior portions
Sagittal Plane (Lateral Plane)
Divides the body into right and left sides
Axial Plane (Transverse Plane)
Divides the body into upper and lower parts
Prone
Lying face down
Supine
Lying face up
Unilateral
Pertaining to one side of the body
Bilateral
Pertaining to both sides of the body
Lateral Position
Patient lies on the side of the body with top leg over the bottom leg
Sims Position
Patient lies between supine and prone with legs flexed in front of the patient
Semi-Fowler's Position
Patient's head is placed at a 30-degree angle
Fowler's Position
Patient's head is placed 45-degree angle
Trendelenburg Position
Placed the head of the bed lower than the feet to help promote venous return to major organs such as the head and heart
Flexion
Bending a joint or decreasing the angle between two joints
Extension
Straightening joint or increasing the angle between two joints
Hyperextension
Excessive extension of the parts at a joint beyond anatomical position
Adduction
Moving a body part towards the midline of the body