Exam HEAD LA Flashcards
Interincisive canal (eq)
Common trunk of Major palatine Aa anastomose b4 enter canal
⛔️corneal N landmark
Temporal line
Zygomatic bone processes
Ru: frontal & temporal
Eq: temporal
Oblique oriented groove Ca. to mandibular foramen
Mylohyoid groove protect mylohyoid N
Condylar canal
Ru: venous condylar sinus
Foramen Lacerum
Eq: COS incisures on BASISPHENOID
Carotid- int carotid A
Oval- mandibular N
Spinous- middle meningeal A
Pig: OS
Supraorbital canal
Su & Ru: supraorbital A.V.
Eq: Foramen only- frontal N & spob AV
Alar canal
Eq (&dog): Maxillary A.N.
SmAlar foramen➡️RoDeep Temporal A
Epihyoid Cartilage in Hyoid app
bw stylohyoid & ceratohyoid
O: transversus hyoideus M
Meniscus vs temporomandibular disc
Disc sep jt cavity ➡️ 2 compartments
W/ each own synovial capsule
Eq: Lateral nasal M
Empty nasal diverticulum/false nostril
Occupitomandibular part of Digastricus M
Eq
Digastricus depresses mandible
Mastication M innv by 2 Nn
Temporalis M: TRIGEM N-mandibular br⏩Buccal➡️RoDeep Temporal N & Masticory N➡️Middle+Ca Deep Temporal Nn
Digastricus M: ro belly=mylohyoid N (TrigemN-mandibular br)
Ca belly= FACIAL N-digastricus br
Auricular scutum
Transmit actions of Mm ~sesamoid bone fn
Sytlohyoideus M & Digastricus M
Stylo tendon split for entry of Intermediate tendon of Dig M