Vessels

Question 1

What is the route of blood supply to the oral cavity?

Answer 1

L ventricle, aorta, external carotid, maxillary artery, branches to all upper and lower teeth

Question 2

Where do many arteries join up with nerves from the brain?

Answer 2

area medial to ramus

Question 3

3 branches of external carotid a.

Answer 3

1. lingual
2. facial
3. maxillary

Question 4

What does the lingual a. branch supply?

Answer 4

tongue, floor of mouth, sublingual gland, and adjacent gingiva

Question 5

What does the facial a. branch supply?

Answer 5

soft palate, tonsils, pharynx, chin, floor of mouth, lips, nose

Question 6

What does the maxillary a. branch supply?

Answer 6

all maxillary and mandibular teeth and muscles of mastication

Question 7

Where does the lingual a. branch from external carotid a.?

Answer 7

mylohyoid

Question 8

Where does the facial a. branch from external carotid a.?

Answer 8

antegonial notch

Question 9

Where does the maxillary a. branch from external carotid a.?

Answer 9

ramus, perforated parotid gland

Question 10

What are the three groups of maxillary a. branching?

Answer 10

1. arteries to mandible
2. arteries to muscles
3. arteries to maxillae

Question 11

What does the mandibular a. br. of maxillary a. supply?

Answer 11

mandibular part: inferior alveolar (molars and premolars), mental (chin, lower lip), incisive (anterior teeth)

Question 12

What does the muscular a. br. of maxillary a. supply?

Answer 12

pterygoid part: muscles of mastication and buccinator m

Question 13

What does the maxillary a. br. of maxillary a. supply?

Answer 13

pterygopalatine part: PSA (molars), ASA and MSA (premolars and anterior teeth), descending palatine (nasal cavity, palate, lingual gingiva)

Question 14

Where do veins of the face drain to?

Answer 14

common facial vein , internal jugular vein, superior vena cava, heart

Question 15

Where is blood from the upper part of face including maxillary teeth drained to?

Answer 15

pterygoid plexus

Question 16

What drains the mandible and lower teeth, and where does it go?

Answer 16

inferior alveolar v., pterygoid plexus

Question 17

Where does the pterygoid plexus empty?

Answer 17

maxillary v. and retromandibular v.

Question 18

What is drained via facial v.?

Answer 18

superior, inferior labial v., muscles of mastication, nose, eyes,

Question 19

What drains the blood from the tongue?

Answer 19

lingual v.

Question 20

What does the parotid lymph node drain?

Answer 20

cheek, ear, and eyelids

Question 21

What does the submental lymph node drain?

Answer 21

tip of tongue, anterior part of lower lip, anterior part of floor of mouth, mandibular incisors

Question 22

What does the submandibular lymph node drain?

Answer 22

other maxillary and mandibular teeth, posterior floor, tongue, upper lip, part of lower lip

Question 23

Where do all lymph nodes drain?

Answer 23

cervical nodes

Question 24

What may be occurring if lymph nodes are firm?

Answer 24

infection