Nerves that I always forget from trigeminal nerve

Question 1

Where is the posterior ethmoidal nerve on the picture and what does it innervate?

Answer 1

its at the top left and it innervates the sphenoid sinus, and the posterior ethmoidal air cells

Question 2

Where is the anterior ethmoidal nerve on the picture and what does it innervate?

Answer 2

Its at the top right ish and it innervates the anterior and middle ethmoidal air cells

Question 3

V1 what do the internal nasal branches innervate?

Answer 3

nasal mucosa

Question 4

V1 what do the external nasal branches innervate?

Answer 4

dorsum and tip of nose

Question 5

V1 what does infratrochlear nerve innervate?

Answer 5

medial aspect of superior eyelid and conjunctiva, lacrimal sac, root of nose ear eye

Question 6

V1 What does the supratrochlear nerve innervate?

Answer 6

medial aspect of superior eyelid and conjunctiva, anteromedial forehead

Question 7

V1 What nerves constrict the pupil?

Answer 7

short ciliary nerves

Question 8

V1 what nerves dilate the pupil?

Answer 8

Long ciliary nerves

Question 9

What branch of V2 leaves prior to traversing foramen rotundum?

Answer 9

Meningeal branch

Question 10

What branches of V2 are in the PPT?

Answer 10

All except meningeal branch

Question 11

Where in the skull is the meningeal branch of V2?

Answer 11

Middle cranial fossa

Question 12

V2 Medial posterior superior nasal and lateral posterior superior nasal and nasopalatine nerves traverse the _______ to enter the nasal cavity

Answer 12

sphenopalatine foramen.

Question 13

V2 the pharyngeal nerve is a lesbian because it travels in the

Answer 13

palatovaginal canal to reach the nasopharynx

Question 14

V2 The posterior superior alveolar nerve leaves the ppf thru the _______ fissure and enters the maxilla via the ____________

Answer 14

pterygomaxillary fissure, via the alveolar foramen

Question 15

V2 Superior dental plexus is formed by nerves that carry sensory info from _____ teeth and adj gingival tissue

Answer 15

maxillary

Question 16

What nerves are part of the dental plexus V2?

Answer 16

Posterior, Middle and Anterior superior alveolar nerves

Question 17

Orbital branch of V2 supplies what?

Answer 17

sphenoid sinus, post ethmoidal air cells, orbital periosteum.

Question 18

What does the Greater Palatine nerve of V2 supply?

Answer 18

hard palate and adj lingual gingival tissue, maxillary premolars and molars

Question 19

what does the lesser palatine nerve of V2 supply?

Answer 19

soft palate

Question 20

What does the pharyngeal nerve V2 supply?

Answer 20

nasopharynx/ glands

Question 21

What is the only nerves of V2 that do taste

Answer 21

lesser and greater palatine nerve

Question 22

Nervous spinosus of V3 re enters the cranial cavity viea foramen spinosum with the middle meningeal artery it carries _____ from the meninges of the anterior and middle cranial fossa

Answer 22

GSA from anterior and middle cranial fossa

Question 23

Nerve to medial pterygoid of V3 carries what type of info to medial pterygoid (and some to tensor tympani and tensor veli palatini)?

Answer 23

Motor SVE and

proprioception GSA

Question 24

Nerve to mylohyoid from V3 carries SVE and GSA to

Answer 24

the mylohyoid and the anterior belly of the digastric