Nasal Cavity And Palate Cbc Anatomy Block Ii Unit Iii

Front 1

Innervation of the vestibule

Back 1

Infraorbital nerve (entrance to nose)

Front 2

Origin and distribution of Anterior ethmoidal nerve

Back 2

From V1, distributes to anterior nasal septum

Front 3

Origin and distribution of nasopalatine nerve

Back 3

From V2 to anterior hard palate

Front 4

origin and course of Posterior Ethmoidal artery

Back 4

Origin: ICA to Opthalmic to anterior ethmoidal

Front 5

origin and course of sphenopalatine artery

Back 5

Origin: External carotid to Maxillary artery to Sphenopalatine artery.

Course: Goes through the sphenopalatine foramen

Front 6

origin and course of Anterior Ethmoidal artery

Back 6

Origin: ICA to Opthalmic to anterior ethmoidal

Front 7

Origin of conchae bones

Back 7

Superior, Middle from ethmoid
Inferior conchae= separate bone

Front 8

Area above the superior nasal concha

Back 8

Sphenoethmoidal recess

Front 9

Origin of Lateral nasal artery

Back 9

ECA to Maxillary to Lateral Nasal

Front 10

Origin of lateral nasal nerve

Back 10

Maxillary division of V2

Front 11

Origin of anterior ethmoidal nerve

Back 11

Opthalmic division V1

Front 12

openings for all sinuses

Back 12

Frontal: Frontal naso duct to Infundibulum in middle meatus

Ethmoidal:
Anterior- Middle Meatus
Middle- Ethmoidal bulba
Posterior- Superior Meatus

Sphenoid- Sphenoethmodal recess

Maxillary- Hiatus semilunaris (middle meatus)

Front 13

Origin of Palatine arteries (lesser and greater)

Back 13

Maxillary artery from ECA

Front 14

Origin of naso palatine nerve

Back 14

V2

Front 15

Levator veli palatini
O
I
A
N

Back 15

O: Medial aspect of auditory tube
I: Onto palatine aponeurosis
N: CNX
A: Lifts soft palate during swallowing to block nasal passage

Front 16

Tensor veli palatini
O
I
A
N

Back 16

O: Lateral aspect of auditory tube
I: Onto palatine aponeurosis
N: V3
A: Tenses palatine aponeurosis and aids levator veli palatini

Front 17

Musculus uvulae
A
N

Back 17

A: Close off nasopharyx
N: Vagus nerve

Front 18

Palatoglossus
O
I
A
N

Back 18

O: Soft palate aponeurosis
I: Tongue (lateral process)
N: Vagus nerve
A: Depress palate

Front 19

Palatopharyngeus
O
I
A
N

Back 19

O: Palatine aponeurosis
I: Pharyngeal wall
N: Vagus
A: Depress palate

Front 20

Pterygoid hamulus

Back 20

Part of medial pterygoid plate where tensor veli palatini wraps around it to tens the palate.

Front 21

Give innervation and origin of innervation of palate

Back 21

Greater palatine (from palatine foramen to mucus membrane of hard palate)

Lesser palatines (through lesser palatine foramen to mucus membrane of soft palate)

Nasopalatine (from nasal septum through incisive foramen to anterior hard palate)

All from V3

Front 22

Blood supply to the pallate

Back 22

Branches of maxillary artery

Both from descending palatine in the palatine canal

Greater palatine (hard palate, ascends through incisive foramen to end on nasal septum)

Lesser palatine (soft palate)