Parotid Region

Question 1

Facial nerve route

Answer 1

Into accoustic meatus.
Comes out between styloid and mastoid processes.
Branches after exits parotid gland

Question 2

Branches of facial nerve

Answer 2

To Zanzibar By Motor Car
Temporal
Zygomatic
Buccal
Marginal mandibular
Cervicak

Question 3

Parotid gland derived from

Answer 3

Investing layer of deep fascia

Question 4

What innervates the parotid gland.

Answer 4

Auriculotemporal (V3) and great auricular nerve (cervicak plexus 2,3)

Question 5

Parasym action of parotid gladn

Answer 5

Increased activity of acinar, ductal cells = increased blood flow, increased salivary secretions

Question 6

Floor of temporal fossa

Answer 6

Four bones that make up pterion (frontal, temporal, sphenoid, parietal)

Question 7

Middle meningeal artery

Answer 7

Deep to pterion

In middle cranial fossa

Question 8

Contents of infratemporal fossa (6)

Answer 8

Temporalis
Lat and medial pterygous
Maxillary artery
Ptygoid venous plexus
V3 nerves
Otic ganglion

Question 9

Superficial muscles of mastication

Answer 9

Temporalis (elevation, retrusion, lat movement of mandible)

Masseter (elevation,protrusion, lateral movement)

Question 10

Deep muscles of mastication

Answer 10

Lateral pterygoid (depression, protrusion, contralateral movement)
Medial pterygoid (elevation, protrusion, contralateral movement)

Question 11

Innervation of buccinator

Answer 11

Buccal branch of CN VII

Question 12

CN V3 entry to skull

Answer 12

Foramen ovale

Question 13

Branches of CN V3

Answer 13

"BAIL"
Buccal (sens)
Auriculotemporal
Inferior alveolar
Lingual

Question 14

CN VII entry to skull

Answer 14

Internal accoustic meatus to stylomastoid foramen

Question 15

Chorda Tympani

Answer 15

Branch of CN VII.
Taste fibres from ant 2/3 of tongue.
Secretomotor fibres for submandibular, sublingual glands

Question 16

Lesser petrosal nerve

Answer 16

Visceral motor component of CN IX (glossopharyngeal)

Secretommotor to parotid gland

Question 17

Branches of maxillary artery

Answer 17

MIMAPBS
Middle meningeal (foramen spinosum)
Inferior alveolar 
Muscular branches
Anterior deep temporal
Posterior deep temporal
Buccal 
Sphenopalatine

Question 18

Articular disc of TMJ separates

Answer 18

Superior discotemporal space

Inferior discomandibular space

Question 19

Superior cavity of TMJ action

Answer 19

Protrusion and retrusion

Question 20

Inferior cavity action of TMJ

Answer 20

Depression and elevation

Question 21

Lateral ligament of TMJ

Answer 21

Strengthens joint laterally

Prvents posterior dislocation

Question 22

Splenomandibular ligament

Answer 22

Primary passive support of mandible “fulcrum”

Question 23

Inferior alveolar nerve block

Answer 23

Anesthetizes V3
Inject around mandibular foramen
If parotid, CN VII, med pterygoid injected: affect movements of TMJ

Question 24

Parotid infection/ parotiditis

Answer 24

Severe pain
Chewing painful
Pain because of auriculotempiral and great auricular nerves

Question 25

Sialoliths

Answer 25

Salivary gland stones

Question 26

Frey's Syndrome

Answer 26

"Auriculotemporal syndrom" | Facial flushing, sweating after eating.

Question 27

Sjögren's Syndrome

Answer 27

Autoimmune symptoms of exocrine (lacrimal, salivary) glands. Decreased production of tears, saliva. CD4 cells = inflammation and slow destruction

Question 28

Contents of parotid region

Answer 28

``` Parotid gland and duct Parotid plexus of facial nerves (CN VII) Retromandibular vein Ext carotid artery Masseter ```

Question 29

Which vein is formed by the union of superficial temporal and maxillary vein?

Answer 29

Retromandibular vein

Question 30

Path of auriculotemporal nerve

Answer 30

CNIX -> Lesser petrosal nerve -> Otic ganglion -> auriculotemporal nerve

Question 31

Which nerve synapses in the otic ganglion?

Answer 31

Parasym fibres of lesser petrosal nerve (IX)

Question 32

Glossopharyngeal nerve hitchhikes on _______

Answer 32

Auriculotemporal nerve

Question 33

What nerve passes through the parotid gland?

Answer 33

Facial nerve (VII)

Question 34

What nerve wraps around the middle meningeal artery?

Answer 34

Auriculotemporal nerve

Question 35

Lesser petrosal nerve carries preganglionic parasym fibres to which ganglion?

Answer 35

Otic ganglion

Question 36

Major duct of parotid gland pierces ________

Answer 36

Buccinator muscle

Question 37

Opthalmic artery is a branch of what artery?

Answer 37

Carotid artery

Question 38

Facial artery branches off which artery?

Answer 38

External carotid artery

Question 39

Branching nerve above levator palpebrae superioris

Answer 39

Frontal Nerve

Question 40

What muscle causes miosis

Answer 40

Sphincter pupillae

Question 41

What is the baroreceptor in the neck?

Answer 41

Carotid sinus. | Decreased bp when massaged

Question 42

Left common carotid artery arises from _______

Answer 42

Aorta

Question 43

Dura mater attaches to _____ in ant cranial fossa

Answer 43

Crista gali

Question 44

What sinus drains into the internal jugular vein?

Answer 44

Sigmoid sinus

Question 45

Subclavian artery branches

Answer 45

"Very tired individuals sip strong iced coffee daily" Vertebral artery Thyrocervical trunk (Inf thyroid artery, superficial cerv art, suprascapular art) Internal thoracic Costocervical trunk (sup intercostal, deep cervical) Dorsal scapular arter

Question 46

External jugular vein drains what

Answer 46

Face and scalp

Question 47

Branches of vagus nerve

Answer 47

``` "Puppies sure are cute" Pharyngeal Superior laryngeal Recurrent laryngeals Cervical cardiac ```

Question 48

Path of lymph from superior neck tissue

Answer 48

Superficial cervical lymph nodes To deep cervical lymph nodes To supraclavicular group of nodes To venous angle