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BLOOD-VESSEL SYSTEM OF THE HEAD, ETC. 215

BLOOD-VESSEL SYSTEM OF THE HEAD AND
ANTERIOR CERVICAL REGION.
The head is supplied Avith blood by the two vertebral and the two
common carotid arteries, besides numerous anastomotic branches from
other trunks.
THE ARTERIES.
The Common Carotids (Right and Left).
The Common Carotids (Fig. 106) are very similar in position and in
their course through the neck on either side. They give off the same
Fig. 106.
Th/nliOali^ ,
Zfft Vagus
Recurrent Zari/iigeai

\i* ^ Flun jf tJuBra/iiJitg

Lift Co

The Arch of the Aorta, and its Branches.