Circulation of head and face Flashcards
The common carotids bifurcate at the level of the…?
thyroid cartilage (C4) to form the internal and external carotid arteries.
The carotid pulse is _______ to the thyroid cartilage.
adjacent
Where does the external carotid artery run?
Runs behind the neck of the mandible between the mandible and mastoid process.
What does the superior thyroid artery supply?
larynx and glands
What does the lingual artery supply?
part of the pharynx and runs under the tongue to anastomose with the opposite lingual artery.
Where is the facial artery?
Winds around the lower border of the body of the mandible and up the face in a variable fashion to the medial eye.
Where does the occipital artery run?
Posterior to pierce the trapezius and then onto the posterior scalp.
Which artery travels superiorly onto the scalp?
The superficial temporal artery
Which is the largest branch of the ophthalmic a.?
The maxillary a.
Which artery is the main supply to the eye?
The opthalmic a.
What does the lacrimal branch off of and what does it supply?
Branch from opthalmic a., supplies the lacrimal gland and conjunctiva.
Which is the smallest and most important branch of the opthalmic a.?
The central artery of the retina
The central artery joins to what?
to the optic nerve to supply the retina
Is the facial vein infront or behind the facial artery?
Behind
What does the facial vein do?
Drains the superficial structures of the face
What does the deep facial vein do?
Drains the pterygoid sinus/plexus into the facial vein.
What does the superior opthalmic vein connect with (which sinus)?
cavernous sinus
The superficial temporal vein joins the maxillary vein to form the?
retromandibular vein
The superficial temporal vein joins the ___________ to form the retromandibular vein?
maxillary
The retromandibular vein joins with the ________________________ to form the external jugular vein.
posterior auricular vein
Each internal jugular vein exits the skull through the…?
jugular foramen
the jugular foramen joins the _______________ to form the brachiocephalic vein?
subclavian vein
Where does the external jugular vein flow into?
the subclavian vein
