CNS 2 Flashcards
(18 cards)
Superior nasal meatus structure (sinus) opening in it
Posterior ethmoidal sinus
Middle nasal meatus structure (sinuses) opening in it
Frontal
Maxillary
Anterior and middle ethmoidal
Inferior nasal meatus structure opening in it
Nasolacrimal duct
Pharynx muscles with nerve supply
Pharyngeal plexus:
Constrictor (superior middle inferior)
Non constrictors (palatopharyngeus and salpingopharyngeus)
Glossopharyngeal nerve to Stylopharyngeus
Pharynx Sensory supply
Sphenopalatine ganglion (Nasopharynx)
Glossopharyngeal nerve (oropharynx)
Internal laryngeal nerve (laryngopharynx)
Tongue muscles with nerve supply
Hypoglossal nerve:
Extrinsic:
Styloglossus Genioglossus Hyoglossus
Intrinsic:
Superior and inferior longitudinal
Vertical
Transverse
Pharyngeal plexus:
Palatoglossus
Tongue sensory supply anterior 2/3
General: lingual
Taste sense: chorda tympani
Tongue sensory supply Posterior 1/3
Glossopharyngeal for general and taste sensations
Tongue sensory supply Root
Internal laryngeal for general sensation
Soft palate muscles with nerve supply
Pharyngeal plexus:
Levator palati
Palatoglossus
Palatopharyngeus
Musculus uvulae
Mandibular nerve:
Tensor palati
Soft palate sensory supply
Lesser palatine nerve and Glossopharyngeal nerve
Genioglossus origin
Superior genial tubercle
Genioglossus insertion
Ventral surface tongue and hyoid
Genioglossus nerve supply
Hypoglossal nerve
genioglossus action
Protrude tongue to opposite side (one)
Protrude tongue forwards
Preventing from falling backwards
Brain stem blood supply medulla
Vertebral and anterior spinal arteries (anterolateral surface)
PICA (posterolateral surface)
Posterior spinal (gracile and cuneate)
brain stem blood supply pons
Basilar artery (ventral part)
PICA Superior cerebellar (dorsal part)
brain stem blood supply midbrain
Superior cerebellar
Posterior cerebral
Posterior communicating arteries
