Vasculature and Lymphatics of the Head & Neck

Question 1

Branches of Internal Carotid Artery

Answer 1

Gives off many branches
Ophthalmic artery
     -Anterior ethmoid a.
     -Posterior ethmoid a.
Posterior communicating artery
Middle cerebral artery
Anterior cerebral artery

Question 2

Where do strokes of the middle cerebral artery usually occur?

Answer 2

Lenticulostriate (“artiers of stroke”)

Question 3

Branches of the External Carotid artery

Answer 3

Anterior branches
1.Superior thyroid a.
2.Lingual a.
3. Facial a.
Medial branch
4.    Ascending pharyngeal a.
Posterior branches
5.    Occipital a.
6.    Posterior auricular a.
Terminal branches
7.    Superficial temporal a.
8. Maxillary a.

Question 4

Lingual artery is ___to lingual nerve.

Answer 4

inferior

Question 5

Lingual artery (3)

Answer 5

Dorsal lingual artery
Sublingual artery
Deep lingual artery

Question 6

Where is terminal branch of the lingual artery?

Answer 6

Deep lingual artery

Question 7

Dorsal lingual a.

Answer 7

To base and body of tongue, palatine tonsils, epiglottis

Question 8

Sublingual a

Answer 8

To sublingual gland, mylohyoid, oral floor, oral cavity and lingual gingiva of mandibular teeth

Question 9

Deep lingual a.

Answer 9

To anterior 1/3 of tongue (apex)

Question 10

Facial artery

Answer 10

• Supplies the face, including lips and the submandibular gland
• Cervical and facial branches

Question 11

Facial artery cervical portion includes

Answer 11

Ascending palatine
Tonsillar branch
Submental a.

Question 12

Facial artery facial portion

Answer 12

Inferior labial a
Superior labial a
Angular a
Lateral (dorsal) nasal a.

Question 13

maxillary a.

Answer 13

mandibular part
pterygoid part
Pterygopalatine part

Question 14

mandibular part of maxillary artery

Answer 14

Deep auricular a.
Anterior tympanic a.
Middle meningeal a.
Accessory meningeal a.
Inferior alveolar a.

Question 15

pterygoid part of maxillary artery

Answer 15

Deep temporal branches (anterior and posterior)
Pterygoid branches
Masseteric a.
Buccal (or buccinator) a.

Question 16

pterygopalatine part of maxillary artery

Answer 16

Posterior superior alveolar a.
Infraorbital a. 
Pharyngeal a. 
Artery of pterygoid canal
Descending palatine a.
Sphenopalatine (nasopalatine) a.

Question 17

Infraorbital a.

Answer 17

ASA (sometimes MSA)

Question 18

epitaxis

Answer 18

nose bleed

Question 19

epitaxis due to what artery

Answer 19

spehnopalatine a.

Question 20

Which of the following veins has a direct connection with the cavernous sinus?

Answer 20

Superior ophthalmic vv.
Inferior ophthalmic vv.
Emissary v.
Superior and inferior petrosal sinuses

Question 21

Internal or external carotid is anterior?

Answer 21

external

Question 22

how many branches does external carotid have?

Answer 22

8

Question 23

What is two terminal branches of external carotid a

Answer 23

dkslfjs

Question 24

which part of maxillary a feed muscles of mastication?

Answer 24

part 2

Question 25

cavernous sinus what travels through it?

Answer 25

3,4,V1,V2, 6, internal carotid | 6 and internal carotid travel through it while rest is in lateral wall.

Question 26

No valves in head meaning

Answer 26

easily get infections from teeth to heart

Question 27

What artieries branch off directly from the aortic arch

Answer 27

Left Common Carotid artery Left Subclavian Brachiocephalic

Question 28

Which arteries supplies oxygen-rich blood to the face?

Answer 28

External carotid artery

Question 29

Artery that is tortuous and crosses masseter

Answer 29

facial artery

Question 30

Which blood vessel drains directly into the cavernous sinus?

Answer 30

Opthalmic vein Supraorbital vein-->superior opthalmic vein-->cavernous sinus-->heart

Question 31

Lymph nodes of

Answer 31

Submental node Submandibular node Pre-auricular and parotid nodes Deep cervical nodes

Question 32

Submental node drains into

Answer 32

Anterior mandibular teeth and gingiva | Medial lower lip

Question 33

Submandibular drains into

Answer 33

All teeth and gingiva except anterior mandibular teeth Upper lip, lateral lower lip Anterior 2/3 of tongue

Question 34

Pre-auricular and parotid nodes

Answer 34

Drain most of eyelids, part of external nose, lateral cheek

Question 35

Deep cervical nodes

Answer 35

Posterior 1/3 of tongue

Question 36

Lingual a.

Answer 36

Suprahyoid a. Dorsal lingual a. Sublingual a. Deep lingual a.

Question 37

Dorsal lingual a.

Answer 37

To base and body of tongue, palatine tonsils, epiglottis

Question 38

Sublingual a.

Answer 38

To sublingual gland, mylohyoid, oral floor, oral cavity and lingual gingiva of mandibular teeth

Question 39

Deep lingual a.

Answer 39

Terminal branch | To anterior 1/3 of tongue (apex)

Question 40

Which artery passes superiorly over the body of the mandible at the masseter m. in a tortuous pattern to supply the face

Answer 40

Facial artery

Question 41

Passes between anterior and middle scalene?

Answer 41

Subclavian a.

Question 42

Inferior laryngeal aka

Answer 42

Inferior recurrent laryngeal

Question 43

What artery travels between hypoglossus and genioglossus?

Answer 43

Lingual a.

Question 44

Lingual a. crosses what cn?

Answer 44

CN XII

Question 45

Identify nerve that lingual a. crosses at the proximal root?

Answer 45

Hypoglossal n.

Question 46

All teeth are supplied by direct or indirect branches of what artery?

Answer 46

maxillary a.

Question 47

Cavernous sinus is paired and located?

Answer 47

On either side of sella turcica

Question 48

Cavernous sinus has direct connection to

Answer 48

superior opthalmic v. inferior opthalmic v. sphenoidal emissary v. sup. and inf. petrosal sinuses (dural venous sinuses)

Question 49

Embedded in lateral wall of cavernous sinus?

Answer 49

CN3, CN4, V1 and V2

Question 50

What goes through cavernous sinus?

Answer 50

ICA and CN 6

Question 51

What connects cavernous sinus to pterygoid plexus?

Answer 51

Sphenoidal emissary v.

Question 52

Swollen submandibular lymph node common cause?

Answer 52

acute infection of teeth