Weekly assesment questions (1) Flashcards
Location of Asterion
asterion is located laterally on the skull at the junction of the lambdoid, occipitomastoid and parietom astoid sutures.
This craniometric point long the sagittal suture represents the most superior aspect of the skull
Vertex
located posteriorly on the skull at the junction of the sagittal and lambdoid sutures
Lamba
located superiorly on the skull at the junction of the coronal and sagittal sutures
Bregma
In an industrial accident, a 58 y.o. man suffers a fracture of the inferior portion of the lateral margin of the orbit. Which bone contributes to this margin of the orbit
Zygomatic
bone forms the inferolateral and lateral margins of the orbit
Zygomatic
contributes to the medial aspect of the orbit.
lacrimal
bone does not contribute to the orbital margin. It forms the bridge of the nose
nasal
contributes to the medial aspect of the inferior orbital margin
maxilla
passes through the substance of the parotid gland.
Facial N
It innervates the muscles of facial expression.
facial nerve
Damage to the nerve will result in facial droop.
facial nerve
Innervation to the parotid gland is via the
glossopharyngeal n. (CN IX)
Innervation of the submandibular and sublingual salivary glands is provided by
the chorda tympani nerve. .
Chorda Tympani is a branch of
This branch of CN VII
Path of Chorda Tympani
exits the skull via the petrotympanic fissure and does not pass through the substance of the parotid gland
Sensory innervation of the check is provided by the
buccal branch
Buccal Nerve is from:
of the mandibular division of the trigeminal nerve (CN V).
The hypoglossal nerve (CN XII) damage
tonuge paralysis
The spinal accessory nerve innervates
the sternocleidomastoid muscle and the trapezius muscle.
ansa cervicalis overlies the
carotid sheath which is deep to the sternocleidomastoid.
Its branches innervate the infrahyoid muscles.
Ansa Cervicalis