FINALS: Blood Supply Flashcards
Function of sensory nerves
Recognizes stimuli
Nerves based on FUNCTION
Sensory
Motor
Function of motor nerves
Responds to stimuli
Main sensory innervation of the face
Trigeminal nerve
* Great auricular nerve (C2&3)
Sensory nerves of the face is supplied by the
Branches of the 3 divisions of trigeminal nerve
Supplies the region developed from the FRONTONASAL PROCESS
Opthalmic branch
Supplies the region developed from MAXILLARY PROCESS of the 1st Pharyngeal arch
Maxillary branch
Supplies the region developed from the MANDIBULAR PROCESS of the 1st Pharyngeal arch
Mandibular branch
Regions supplied by:
Opthalmic-
Maxillary-
Mandibular-
O- frontonasal process
Max- max process of 1st pharyngeal arch
Man- man process of 1st pharyngeal arch
Serves the small area over the ANGLE OF THE MANDIBLE & PAROTID GLAND
Great Auricular Nerve (C2 and 3)
Great Auricular Nerve (C2&3) serves the small area over the…
Angle of the mandible
Parotid gland
Opthalmic nerve supplies the (SUCS)
Skin of the forehead
Upper eyelid
Conjunctiva
Skin of the nose down to and including the Tip
5 branches of the Opthalmic nerve pass to the skin
LSS IE
Lacrimal nerve Supraorbital Supratrochlear Infratrochlear EXTERNAL NASAL
Lacrimal nerve passes to what structure
Lacrimal bone
Lacrimal nerve supplies the
Conjunctiva
Supraorbital nerve passes through what foramen
Supraorbital foramen
Supraorbital nerve supplies the
Eye
Forehead
Branch of opthalmic that supplies scalp
Supratrochlear
Infratrochlear
Branch of the opthalmic that supplies the nose
External nasal nerve
Supplies the skin on the POST PART of the Side of the NOSE Lower eyelid Cheek Upper lip Lateral side of orbital opening
Maxillary nerve
Maxillary nerve supplies the PLCUL
Post part of the side of the nose LOWER EYELID Cheek Upper lip Lateral side of orbital opening
3 branches of the Maxillary nerve pass to the skin
Infraorbital
Zygomaticofacial
Zygomaticotemporal
Infraorbital nerve passes through the
Infraorbital foramen
Infraorbital nerve is assoc with what bone
MAXILLA
Zygomaticofacial and Zygomaticotemporal is assoc with what bone
Zygomatic bone
Supplies the skin of the lower lip, lower part of the face, temporal region and part of the auricle
Mandibular nerve
Mandibular nerve supplies the LLTA
Skin of the lower lip
lower part of the face
Temporal region
Part of the auricle
3 branches of the Mandibular nerve pass to the skin:
Mental nerve
Auriculotemporal nerve
Buccal nerve
Supplies the upper eyelid
Opthalmic
Supplies the lower eyelid
Maxillary nerve
Supplies upper lip
Maxillary nerve
Supplies lower lip
Mandibular nerve
Main nerve for MOTOR innervation
Facial nerve
Facial nerve is developed from the
2nd pharyngeal arch
Nerve which supplies all the muscles of facial expression
Facial nerve
Nerve that DOES NOT supply the SKIN
Facial nerve
5 terminal branches of the FACIAL NERVE: TBZMC
Temporal Buccal Zygomatic Mandibular Cervical
Sensory nerve supply of the scalp - SS ZAL G
Supratrochlear
Supraorbital
Zygomaticotemporal
Auriculotemporal
Lesser occipital
Greater occipital
A branch of the OPTHALMIC division
Winds around the SUPERIOR ORBITAL MARGIN
Supplies the SCALP AS FAR AS THE VERTEX of the skull
Supratrochlear nerve
Supratrochlear nerve winds around the
Superior orbital margin
Supplies the scalp as far as the vertex of the skull
Supratrochlear nerve
Branch of opthalmic
Winds around the superior orbital margin
Ascends over the FOREHEAD as FAR BACKWARD AS THE VERTEX
Supraorbital nerve
Ascends over the forehead as far backward as the vertex
Supraorbital nerve
Branches of opthalmic that provides sensory innervation
Supraorbital
Supratrochlear
Branch of MAX division
Supplies the SCALP over the TEMPLE
Zygomaticotemporal nerve
Branch of MAN div
Ascends over the SIDE OF THE HEAD from INFRONT OF THE AURICLE
Auriculotemporal nerve
Branch of CERVICAL PLEXUS (c2)
Supplies the scalp over the LAT PART of the OCC region & skin over the MEDIAL SURFACE OF THE AURICLE
Lesser occipital nerve
Lesser occipital nerve is a branch of
Cervical plexus c2
Branch of POST RAMUS of the 2nd Cervical nerve
Ascends over the back of the scalp
Supplies the skin as far FORWARD as the vertex of the skull
Greater occipital nerve
Greater occ nerve is a branch of
Post ramus of the 2nd CERVICAL NERVE
“As far as the vertex”
Supratrochlear
“As far backward as the vertex”
Supraorbital
“As far FORWARD as the vertex”
Greater occ nerve
