Arteries
What is the primary blood supply to the head?
Common carotid artery
what is the chemoreceptor at the bifurcation of the internal and external carotia aa.
carotid body
What branch of the external carotid artery is on the caudal aspect of the skull and meniges (internal hooks behind it)
occipital artery
what branch is prior to entering the alar canal and courses with the interior alveolar nerve
interior alveolar a.
what do cats have instead of an alar canal (cause they do not have an alar canal)
rete mirabile
What are the branches of the common carotid artery?
Caudal thyroid, cranial thyroid, terminates into internal and external carotid arteries
what is the main continuation of the common carotid artery to the head
external carotid artery
what branch goes to the pharynx and larynx
cranial laryngeal a.
caudal deep temporal a.
What superficial veins run off of the external jugular
maxillary v. and linguofacial v.
What artery immediately hooks behind the occipital artery? and goes deep into the skull and brain
internal carotid artery
What artery courses medial to the digastricus muscle and lateral to the laryngeal/pharyngeal muscles
external carotid artery
which branch runs with the hypoglossal nerve to the tongue
lingual a.
what branch's intracranial course will be seen after the brain is removed
middle meningeal a.
what gland is between the branches of the external jugular v.
mandibular salivary gland (between linguofacial and maxillary)
What is the bulbous enlargement at the origin of the internal carotid artery
carotid sinus--- baroreceptor for BP reg.
What branch of the external carotid artery courses dorsally, rostral to the auricular cartilage
superficial temporal artery
which branch runs between the diagastricus and masseter mm. to the lips and nose
facial a.
Which branch comes off the rete mirabile in cats
external opthalmic a.
Once the facial v. branches off of the linguofacial v. , what does it turn into? (2 more branches)
dorsal nasal v. and angularis oculi v.
What nerve runs into the carotid body near the carotid sinus
glossopharyngeal nerve
What are the branches after the alar canal? (4)
external ophthalmic a., minor palatine a., descending palatine a., infraorbital a.
WHAT branch goes to the caudal surface of the ear? and WHICH is the main continuation of the ECA, running through the alar canal in dogs
caudal auricular a. and maxillary a.
what artery courses caudally to hard palate to supply soft and hard palates?
and which artery splits into the sphenopalatine and major palatine????
minor palatine a.
descending palatine a.
where do efferents drain to?
and what is located under the rostrodorsal border of the parotid salivary gland ?
medial retropharyngeal lymph node
parotid lymph node