ME Nerves HeadNeck Word Scramble
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Question | Answer |
what are the basic components of the nervous system | central nervous system and peripheral nervous system |
cranial nerve I is | olfactory |
cranial nerve I functions | smell, is sensory |
cranial nerve I exits through the | cribriform plate of ethmoid |
cranial nerve II is | optic |
cranial nerve II funtions | vision, is sensory |
cranial nerve II exits through the | optic foramen |
cranial nerve III is | oculomotor |
cranial nerve III exits through the | superior orbital fissure |
cranial nerve III functions | eye movement, pupil constriction. is motor. |
cranial nerve IV is | trochlear |
cranial nerve IV exits through the | superior orbital fissure |
cranial nerve IV functions | eye movement. is motor. |
cranial nerve V is | trigeminal |
cranial nerve V exits through the | V1 - superior orbital fissure V2 - rotundem v3 - ovale |
cranial nerve V functions | somatosensory information (touch, pain) from face and head. muscles of mastication. is mixed. |
cranial nerve V1 is | abducens |
cranial nerve VI exits through the | superior orbital fissure |
cranial nerve V1 functions | eye movement. is motor. |
cranial nerve VII is | facial |
cranial nerve VII exits through the | stylomastiod |
cranial nerve VII functions | taste (2/3 anterior of tongue), somatosensory information of the ear, muscles facial expression. is mixed. |
cranial nerve VIII is | auditory (vestibulocochlear) |
cranial nerve VIII exits through the | internal auditory meatus |
cranial nerve VIII functions | hearing and balance. is sensory. |
cranial nerve IX is | glossopharyngeal |
cranial nerve IX exits through the | jugular foramen |
cranical nerve IX functions | taste (1/3 posterior), somatosensory info of tongue, tonsil, pharynx. controls some muscles of swallowing. is mixed. |
cranial nerve X is | vagus |
cranial nerve X exits through the | jugular foramen |
cranial nerve X functions | sensory, motor, and autonomic functions of viscera. (glands, digestion, heart rate). is mixed. |
cranial nerve XI is | accessory (spinal) |
cranial nerve XI exits through the | jugular foramen |
cranial nerve XI functions | controls muscles used in head movement. is motor. |
cranial nerve XII is | hypoglossal |
cranial nerve XII exits through the | hypoglossal canal |
cranial nerve XII functions | controls the muscles of the tongue. is motor. |
what are the divisions of the trigeminal nerve | V1 - opthalmic nerve V2 - maxillary nerve V3 - mandibular nerve |
what does the opthalmic nerve exit through | superior orbital fissure |
what does the opthalmic nerve innervate | eye, forehead, ethmoid sinus, sphenoid sinus, frontal sinus, medial part of nose |
what does the maxillary nerve exit through | foramen rotundem into pterygopalatine fossa, all remaning branches branch from there |
the maxillary nerve innervates what | upper jaw and cheek |
(branches from max) the zygomatic nerve has what two branches | zygomatico-temporal nerve, zygomatico-facial nerve |
(branches from max) the zygomatic nerve exits through | inferior orbital fissure into the zygomatic bone through the zygomatico-orbital foramen. branches from there. |
the zygomatico-temporal nerve exits and innervates what | exits through the zygomatico-temporal foramen. supplies skin over anterior fourth of temporalis muscle |
the zygomatico-facial nerve exits and innervates what | exits through the zygomatico-facial foramen. innervates skin overlying lateral surface of zygoma |
lesser palatine nerves exit through and supply what | exit through lesser palatine foramen. supplies palatine tonsils and soft palate. |
grater palatine nerve exits through and supplies what | exits through greater palatine foramen. supplies posterior 2/3 of hard palate and palatal gingiva of area. |
the posterior inferior lateral nasal nerves exit and supply what | exit off greater palatine nerve. supply mucosa of inferior nasal concha, middle and inferior meati |
nasopalatine nerve exits and innervates | exits through sphenopalatine foramen. innervates septal mucosa, palatal mucosa, palatal gingiva on anterior 1/3 of hard palate. may supply max. central incisors. |
posterior superior lateral nasal nerves exits and innervates | exits medially through sphenopalatine foramen. supplys mucosa of middle and superior nasal conchae and superior part of nasal septum. |
posterior suprerior alveolar nerves exit and innervate | branches off max in pterygopalatine fossa, descends through pterygomaxillary fissure into maxilla through posterior superior alveolar foramina. innervates max molars (not mesiobuccal root of 1st), buccal gingiva & mucosa of same area, mucosa of max sinus |
infraorbital nerve exits | exits onto face through infraorbital foramen. |
middle superior alveolar nerves supplies | max premolars, mesiobuccal root of max 1st molar, buccal gingiva and buccal mucosa of same area, mucosa of max sinus |
anterior superior alveolar nerve supplies | max anterior teeth, labial gingiva and mucosa of max sinus. |
the terminal branches of the infraorbital nerve exit through | onto face through infraorbital foramen |
palpebral branches | to skin and conjunctiva of lower eyelid |
external nasal branches | to skin of side of nose |
superios labial branches | to mucous membrane and skin of upper lip, to facial gingiva of max anterior and premolars |
V3 Mandibular nerve is | mixed. leaves through foramen ovale to distribute to lower jaw and chin |
the mandibular nerve's motor branches are | 1. nerve to tensor veli palatini muscle 2. medial pterygoid nerve to muscle 3. nerve to tensor tympani muscle |
posterior deep temporal nerve and anterior deep temporal nerve | motor. innervate temporalis muscle |
masseteric nerve | motor. to masseter muscle and tmj |
lateral pterygoid nerve | motor. supplies lateral pterygoid muscle |
buccal nerve | sensory. innervates mucosa and skin of cheek and buccal gingiva of mand molar sometimes premolar |
auriculotemporal nerve | sensory. gives general sensation to parotid gland, innervates skin of temporal region anterior to ear, capsule of tmj, and the external auditory meatus |
lingual nerve | sensory. innervates lingual gingiva of mand arch, mucous membrane of sublingual region, gives general sensation to anterior 2/3 tongue |
inferior alveolar nerve | sensory. innervates all mand teeth, facial and lingual gingiva of mand arch |
mylohyoid nerve | motor. innervates mylohyoid muscle and anterior belly of digastric muscle |
dental branches | posterior and middle go to mand posterior teeth. anterior branches (incisive nerve) go to mand teeth |
mental nerve | exits mental foramen. supplies skin of chin. skin and mucosa of lower lip. |
temporal branch supplies | frontalis, superior part of orbicularis oculi, ant and sup auricular muscles, corrugator supercilii, procerus nasi |
zygomatic branch supplies | inferior part of orbicularis oculi, zygomaticus muscles |
buccal branch supplies | muscles of upper lip, infraorbital region and nose, buccinator, risorius, portion of orbicularis oris |
mandbular branch supplies | muscles of lower lip and chin |
cervial branch supplies | platysma |
Created by:
mnerion
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