Face

Lakukan tugas rumah & ujian kamu dengan baik sekarang menggunakan Quizwiz!

what structures are ensheathed in lateral wall of cavernous sinus?

-CN III -CN IV -CN V1 -CN V2

stapedius function

-dampens noise -smallest muscle in body

how does the TMJ dislocate most commone

-heavy yawning -blow to mouth when open

cavernous sinus thrombosis

-infectious agents (commonly s. aureus) easy access through venous system -can lead to septic thrombus -can require 8 weeks of IV antibiotics

trigeminal neuralgia

-intense facial pain -V2>V3>V1 distribution -sudden onset -often incited by triggers -common due to compression of CNV -treated with decompression/opiods

what passes through the body of the cavernous sinus?

-internal carotid artery -sympathetic plexus -CN VI

what muscles open jaw

-lateral pterygoid

mandibular portion of trigeminal innervates

-muslces of mastication -mylohyoid -anterior belly of digastric -tensor tympani -tensor veli palatini

temporomandibular joint dysfunction

-pain and dysfunction of muscles of mastication -20-30% of adults experience

terminal branches of maxillary artery

-sphenopalatine artery -infraorbital artery -posterior supeiror alveolar artery

in addition to muscles of facial expression, what does the facial nerve innervate?

-stylohyoid -post belly of digastric -stapedius

what two veins communicate with the cavernous sinus?

-superior ophthalmic v. -pterygoid plexus v.

what muscles close jaw

-temporalis, masseter, medial pterygoid

Bell Palsy

-temporary paralysis (idiopathic) -may be due to inflammation near stylomastoid foramen -viral infection has been implicated -one of most common cranial nerve disorders

branches of facial nerve

Please Tell Ziggy Bob Marley Called Posterior Auricular Temporal Zygomatic Buccal Mandibular Cervical

ophthalmic nerve sensory zone

forehead, tip of nose, top of head

where does the facial nerve exit?

stylomastoid foramen and forms parotid plexus within parotid gland *does not innervate parotid gland*

transverse facial artery is a branch of the ___ artery

superficial temporal artery

maxillary nerve sensory zone

upper cheek, upper lip

how can infection get into brain?

valveless venous anastomeses in face can carry infection into cavernous sinus & brain

mandibular nerve sensory zone

lower lip, chin, lower cheek, side of head, front of ear

infratemporal fossa

1.5 inch deep -contains, arteries, nerves, veins

cervical plexus sensory zone

anterior neck and post half of ear

where is the sphenomanidbular ligament?

at axis of rotation

what is the problem with parotid gland resection?

can disrupt facial nerve function

purpose of articular tubercle

checks protrusion

purpose of stylomandublar ligament

checks protrusion

what is the axis of rotation of mandible called?

lingula

buccal branch of facial is ____

motor

do the dermatomes of trigeminal overlap?

no

C2 sensory nerve

post neck and post head

how to relocate TMJ

press on mandibular row of teeth -one side at a time

the trigeminal ganglion contains what type of neurons?

pseudounipolar -susceptible to shingles -goes along one dermatomal section of trigeminal

buccal nerve of V3 is ___

sensory

function of branches of facial nerves

somatic motor to muscles of facial expression

denervation of the ____ will cause hyperacusis

stapedius m.


Set pelajaran terkait

Strength and Conditioning Chapter 6: Bioenergetics

View Set

READING 44. PORTFOLIO RISK AND RETURN: PART II

View Set

Honan, Chapter 46: Nursing Management: Patients With Neurologic Disorders

View Set

Chapter 1: The Human Body: An Orientation

View Set

Fundamentals of Anatomy and Physiology Ch. 10 Pt 3

View Set