H&n Anatomy Test

Front 1

Branches of 3d part of maxillary artery

Drive, Park Influenced - Arrested + Sentenced

Back 1

-Descending palatine artery (divides into greater and lesser palatine arteries)
-Posterior superior alveolar
-Infraorbital
-Artery of pterygoid canal
-Sphenopalatine artery

Front 2

Maxillary nerve enters pterygopallatine fossa via_

Back 2

Foramen rotundum

Front 3

Branches of maxillary nerve

I (saw) 2 Zebras

Back 3

Infraorbital - terminal and largest branch of maxillary nerve, passes through infraorbital foramen

2 pterygopallatine nerves - form PPG

Zygomatic nerve - splits into zygomaticofacial and zygomaticotemporal, zygomaticotemporal give branch that supplies postganglionic parasympathetic fibers to lacrimal gland via lacrimal nerve

Front 4

Describe nerve of pterygoid canal

Back 4

Consists of 2 nerves - deep petrosal and greater petrosal
Deep petrosal - postganglionic sympathetic fibers from internal carotid plexus, fibers come from superior cervical ganglion
Postganglionic sympathetic fibers go through ganglio w/out synapsing and distribute via branches of maxillary nerve

Greater petrosal - preganglionic parasympathetic fibers and taste fibers, preganglionic fibers synapse in PPG

Front 5

All extraocular muscles including levator palpebrae are innervated by _ nerve, EXCEPT _

Back 5

Occulmotor nerve (CN III) EXCEPT

-Superior oblique - CN IV - trochlear nerve

-Lateral rectus - CN VI - abducens nerve

Front 6

All muscles of palate are supplied by _ nerve EXCEPT _

Back 6

Vagus nerve CN X
EXCEPT

-Tensor veli palatini - CN V3

Front 7

All pharyngeal muscles are innervated by _ EXCEPT

Back 7

Vagus nerve
EXCEPT
-Stylopharyngeus - glossopharyngeal nerve (CN IX)

Front 8

All intrinsic and extrinsic muscles of the tongue are supplied by _ EXCEPT

Back 8

Hypoglossal nerve (CN XII)
EXCEPT
-Palatoglossus - vagus nerve (CN X)

Front 9

Muscles supplied by facial nerve - CN VII

Back 9

- All muscles of facial expression
-Occipitofrontalis
-Platysma
-Buccinator
-Stapedius
-Posterior belly of digastric
-Stylohyoid

Front 10

Muscles supplied by mandibular nerve (V3)

Back 10

-4 muscles of mastication
-2 tensors (veli palatini and tympani)
-anterior belly of digastric
-Mylohyoid

Front 11

All intrinsic muscles of larynx are supplied by _ EXCEPT

Back 11

Recurrent laryngeal nerve (branch of CN X)
EXCEPT
Cricothyroid - superior laryngeal nerve

Front 12

All infrahyoid muscles are supplied by _ EXCEPT

Back 12

Ansa cervicalis (C1-C3)
EXCEPT
Thyrohyoid
Geniohyoid - those two muscles are supplied by C1 via hypoglossal nerve

Front 13

SCM and trapezius are supplied by _

Back 13

CN XI - spinal accessory nerve

Front 14

Scalenes are supplied by _

Back 14

Direct branches of ventral rami of cervical spinal nerves

Front 15

Postganglionic sympathetic fibers from superior cervical ganglion supply _

Back 15

DILATOR PUPILLAE
Also orbitalis and smooth muscle part of levator palpebrae

Front 16

Postganglionic parasympathetic fibers supply

Back 16

-Constrictor pupillae
-Ciliary muscles
-Also glands of nasal cavity, salivary and lacrimal glands

Front 17

Nasal conchae

Back 17

Three shelf like projections of lateral nasal wall - superior, middle and inferior

Front 18

Nasal meatuses

Back 18

Spaces under conchae - superior, middle and inferior

Front 19

Sphenoetmoidal recess

Back 19

Space above superior nasal concha

Front 20

Ethmoidal bulla

Back 20

-Rounded elevation below and behind middle nasal concha
-Contains middle ethmoidal air cells

Front 21

Hiatus semilunaris

Back 21

-Semicircular groove below ethmoidal bulla

Front 22

Nasal vestibule

Back 22

-Contains hairs that filter incoming air

Front 23

Nerve supply of nasal cavity

Back 23

-Anterior ethmoidal nerves - innervate anterior part of nasal cavity including septum and lateral walls, terminate as external nasal nerve
-Branches of PPG
-Olfactory nerves - innervate mucosa

Front 24

Most of nasal septum is innervated by _

Back 24

Nasopalatine nerve

Front 25

Blood supply of nasal cavity

Back 25

-Anterior and posterior ethmoidal arteries
-Sphenopalatine artery
-Greater palatine artery

Front 26

Innervation of frontal sinuses

Back 26

Supraorbital nerve

Front 27

Innervation of maxillary sinuses

Back 27

Supplied by superior alveolar and infraorbital nerves

Front 28

General sensation for anterior 2/3 of the tongue

Back 28

Lingual nerve (V3)

Front 29

Taste for anterior 2/3 of the tongue

Back 29

Chorda tympani (CN VII)

Front 30

General sensation and taste of posterior 1/3 of the tongue

Back 30

Lingual branch of CN IX

Front 31

General taste and sensation of valleculae

Back 31

Internal laryngeal nerve (CN X)

Front 32

Motor to all muscles of tongue except palatoglossus

Back 32

Hypoglossal CN XII

Front 33

Intrinsic muscles of the tongue

Back 33

Withing the tongue - no bony attachments, arranged as transverse, longitudinal and vertical sheets. Responsible for major shape change

Front 34

Genioglossus action

Back 34

Pulls tongue forward and protrudes

Front 35

Hyoglossus action

Back 35

Depresses tongue

Front 36

Styloglossus action

Back 36

Pulls tongue backward and upward

Front 37

Palatoglossus action

Back 37

Elevates tongue and approximates palatoglossal folds

Front 38

Blood supply of tongue

Back 38

Lingual artery and its 3 branches
-Dorsal lingual
-Deep lingual
-Sublingual