Orientation and Directional Terms (Ch.1) Flashcards
Inferior
Away from the head end or toward the lower part of a structure or the body; below
Ex: the navel is inferior to the breastbone
Superior
Toward the head end or upper part of a structure or the body; above
Ex: the forehead is superior to the nose
Ventral
Toward or at the front of the body; in front of
FRONT OR ANTERIOR
Dorsal
Toward or at the backside of the body; behind
BACK OR POSTERIOR
Medial
Toward or at the midline of the body; on the inner side of
Ex:the heart is medial to the arm
Lateral
Away from the midline of the body; on the outer side of
Ex: the arms are lateral to the chest
Intermediate
Between a more medial and more later structure
Ex: the collar bone is intermediate between the breastbone and the shoulder
Proximal
Close to the origin if the body part or the point of attachment of a limb to the body trunk
Ex: the elbow is proximal to the wrist (meaning the elbow is closer to the shoulder or attachment point of the arm than the wrist is)
Distal
Farther from the origin of a body part or the pony of attachment of a limb to the body trunk
Ex: the knee is distal to the thigh
Superficial
Toward or at the body surface
Ex: the skin is superficial to the skeleton
Deep
Away from the body surface; more internal
Ex: the lungs are deeper to the rid cage