parallel
extending in the same direction and not meeting
section
a cut made through the body in the direction of a certain plane
cranial
toward the head
lateral
toward the side
deep
inside
perpendicular
at right angles to a given plane
umbilicus
navel; depression in abdomen that marks the former point of attachment of the umbilical cord
caudal
toward the tail end
bilateral
both sides
imaginary anatomical dividing lines useful for separating body structures
vertical plane
imaginary line indicating a perpendicular direction to the ground
superior
above or top
proximal
closest to the point of attachment
quadrant
one of four parts created by a medial sagittal plane and a transverse plane passing through the umbilicus at right angles
anterior/ventral
front
inferior
below or bottom
distal
farthest from the point of attachment
region
one of nine areas of the abdomen created by four imaginary planes; used to locate organs more easily
posterior/dorsal
back
medial
toward the middle
superficial
on the surface