dissection - sinsues and deep parts of trigeminal

Question 1

why are nose bleeds so common

Answer 1

site where many vessels anastomose

Question 2

why should you apply a cold compress

Answer 2

constrict blood vessels

Question 3

what is maxillary sinusitis painful and difficult to clera

Answer 3

opening is high on medial wall

difficult to drain

Question 4

where might you feel pain from maxillary sinusitis

Answer 4

maxillary teeth

Question 5

other causes of maxillary sinus pain

Answer 5

referred pain of structures innervated by superior alveolar branches of v2

Question 6

what is likey to be cross infected from a frontal sins infection

Answer 6

Maxillary sinus, mucus from frotal sinus drains into infundibulum and can track along hiatus semilunaris to the maxillaty sinus opening

Question 7

how does sinus and nasal cavity alter voice

Answer 7

adds resonance

Question 8

what does infra orbital nerve sipply

Answer 8

skin of upper lip

lower eyelid and cheek

Question 9

branches of infraorbital in bone

Answer 9

middle and anterior superior alveolar nerves

Question 10

what do the anterior and middle superior nerves supply

Answer 10

maxillary teeth and sinus