CranialandCervicalNerves
1
HypoglossalNerve(XII):Schema
Plate129
Intrinsic
muscles
of tongue
Superior
longitudinal
Transverse
and vertical
Inferior
longitudinal
Styloglossus
muscle
Meningeal branch
Hypoglossal nucleus
Occipital condyle
Inferior ganglion of
vagus nerve
Hypoglossal nerve (XII)
(in hypoglossal canal)
Ventral rami of
C1, 2, 3 form
ansa cervicalis
of cervical plexus
Superior cervical
sympathetic
ganglion
Superior root of
ansa cervicalis
Internal carotid artery
Inferior root of ansa cervicalis
Ansa cervicalis
Middle cervical ganglion
Internal jugular vein
Common carotid artery
Sternothyroid muscle
Sternohyoid muscle
Omohyoid muscle
(superior belly)
Genioglossus
muscle
Geniohyoid muscle
(via C1)
Hyoglossus muscle
Thyrohyoid muscle
(via C1)
Omohyoid muscle (inferior belly)
Efferent fibers
Afferent fibers
Dorsal root ganglion
See±also±
Plate 32
±
