Ansa cervicalis

Plexus: Cervical
Roots: C1C2C3
Origin: 1st, 2nd and 3rd cervical nerves

Motor innervation:

Geniohyoid
Branch: Superior root of the ansa cervicalis
Roots: C1
Omohyoid (superior belly)
Branch: Superior root of the ansa cervicalis
Roots: C1
Omohyoid (inferior belly)
Branch: Inferior root of the ansa cervicalis
Roots: C2C3
Sternohyoid (upper part)
Branch: Superior root of the ansa cervicalis
Roots: C1
Sternohyoid (lower part)
Branch: Inferior root of the ansa cervicalis
Roots: C2C3
Sternothyroid (upper part)
Branch: Superior root of the ansa cervicalis
Roots: C1
Sternothyroid (lower part)
Branch: Inferior root of the ansa cervicalis
Roots: C2C3