DIRECTIONAL TERMS Flashcards
Part of a structure or organ that lies nearest to the median line of the body.
MEDIAL
Part of a structure or organ which lies farthest away from the median line of the body.
LATERAL
Refers to the front or in the front part of the body, structure or organ.
ANTERIOR
Towards the back or in the back part of the body, structure or organ.
POSTERIOR
It refers to the front.
VENTRAL
Refers to the back like posterior.
DORSAL
Refers to the upper, or part nearer to the head end.
SUPERIOR
Refers to the lower part or part farther from the head end.
INFERIOR
Refers to the inside of the body or of a part.
INTERNAL
Refers to the inside of the body or of a part.
INTERNAL
On the outer side of the body.
EXTERNAL
Part of a structure close to the source or origin.
PROXIMAL
Part farther away from the source or origin.
DISTAL/TERMINAL
Relates to an organ itself. e.g. visceral pleura.
VISCERAL
Relates to a wall of a structure.
PARIETAL
Part of an organ or structure itself.
INTRINSIC
Originating outside of an organ
EXTRINSIC
Refers to the head
CEPHALIC
Towards the head end.
CEPHALAD
Refers to the tail end.
CAUDAL
Towards the tail end.
CAUDAD
Refers to the front or palm of the hand.
PALMAR
Refers to the sole of the foot.
PLANTAR
Refers to the palm of the hand and sole of the foot.
VOLAR
Position assumed when lying on the back with face up, or refers to the hand with palms up.
SUPINE
Position assumed when lying on the abdomen/ventral surface, or with palms down.
PRONE
Along the long axis of the body.
LONGITUDINAL
Across or at right angle to the long axis of the body.
TRANSVERSE
Perpendicular to the horizon.
VERTICAL
Parallel to the horizon.
HORIZONTAL