V.
V. supratrochlearis--
V. maxillaris
V. diploica frontalis \
\
V. diploica N temporalis anterior \
V. labialis interior
V. nasofrontalis
V. angularis
labialis superior —
Plexus —■ ■" pterygoideus
V. diploica occipitalis
V. emissaria parietalis
z V. temporalis / superficialis
^ V. diploica temporalis posterior
--V. retromandibularis
--V. pharyngea
"" V. cervicalis profunda
V. jugularis externa
V. occipitalis
\
V. submentalis
V. comitans nervi hypoglossi
V. facialis
----V. emissaria mastoidea
^ V. jugularis interna
V. thyroidea superior