3 - face Flashcards
where do the muscles of facial expression lie?
in the superficial fascia of the face
attachment of the muscles of facial expression?
insert onto skin
which CN innervates all muscles of facial expression?
facial nerve - CN VII
which foramen does the facial n emerge onto the side of the face?
stylomastoid foramen
within which structure does the facial n enter and split into terminal branches?
parotid gland
result of injury to facial n on 1 side?
facial palsy
eyelids - due to facial palsy?
not able to close
corner of mouth - due to facial palsy?
drooping
cheek during chewing - due to facial palsy?
dryness of mouth and difficulty chewing
3 salivary glands on face?
submandibular
sublingual
parotid
posterior relation to parotid gland?
sternocleidomastoid
2 superior relations to parotid gland?
zygomatic arch
external auditory meatus
anterior relation to parotid gland?
buccinator
inferior relation to parotid gland?
angle of mandible
which muscle does the parotid gland lie on top of?
masseter
which type of gland is the parotid gland?
exocrine
deep relation to the parotid duct?
masseter
anterior relation to the parotid duct?
buccinator
opposite which tooth does the parotid duct open into the oral cavity?
opposite the maxillary 2nd molar
name the artery that passes through the parotid gland?
maxillary a
superficial temporal a
name the vein that passes through the parotid gland?
retromandibular v
which division of the autonomic nervous system would be secretomnotor to the parotid salivary gland?
parasympathetic
which CN carries parasympathetic fibres for the parotid gland?
glossopharyngeal n - CN IX
origin of sympathetic innervation of parotid gland?
sympathetic cervical ganglion
which bone does the facial artery wind around to reach the face?
mandible
which muscles lies immediately posterior to facial artery as it enters onto the face?
masseter
which Gland does the facial artery groove before entering face?
submandibular
where does facial artery end?
@ angular artery
which vein does the facial vein and the superficial temporal vein drain into?
IJV
what does the IJV drain into?
brachiocephalic v - finally into the SVC
