oral cavity Flashcards
bone boundaries (2)
maxilla and mandible
muscle boundaries (5)
temporalis, orbicularis oris, lip, buccinator, masseter
roof of the mouth (3)
palatine process of maxilla, horizontal process of palatine bone, soft palate
elements of the mouth roof (6)
palatine glands, palatine process of maxilla, horizontal process of palatine bone, greater palatine nerve and artery, lesser palatine nerve and artery, soft palate
outer mouth floor (3)
mandible, mylohyoid muscle, hyoid bone
inner mouth floor (4)
mandible, mylohyoid muscle, geniohyoid muscle, hyoid bone
mouth floor elements (3)
lingual nerve (medial), inferior aveolar nerve (lateral), submandibularr gland
parts of a tooth (3)
crown, neck, root
elements of the mouth surrounding lateral teeth (15)
molar tooth, alveolar mucosa, gingiva proper/superior buccal gingiva, oral vestibule, buccal mucosa, buccinator, food bolus, inferior buccal gingiva, mandible, oral mucosa of mouth floor, inferior lingual gingiva/proper, tongue, superior lingual gingiva/proper, palatine mucosa, oral cavity proper
parts of the tongue (9)
palatoglossal arch, palatopharyngeal arch, foramen caecum, sulcus terminalis, lingual tonsil, valate papillae, foliate papillae, fungiform papillae, filiform papillae
extrinsic tongue muscles (4)
styloglossus, palatoglossus, genioglossus, hyoglossus
what do extrinsic tongue muscles do
alter tongue position
what supplies extrinsic tongue muscles except for palatoglossus
CNXII hypoglossal
what nerve supplies palatoglossus
phararngeal branch of CNX vagus
intrinsic muscles of the tongue (3)
transverse and vertical, superior longitudinal, inferior longitudinal
intrinsic muscle of tongue role
alter shape
extrinsic muscles of the tongue (4)
styloglossus, palatoglossus, genioglossus, hyoglossus
extrinsic muscle of the tongue role
alter tongue position
what nerve supplies extrinsic muscles of the tongue
CNXII hypoglossal
what extrinsic tongue muscle is not innervated by hypoglossal
palatoglossus
what nerve supplies palatoglossus
pharyngeal branch of vagus CNX
sensory nerves of touch and pressure
general sensory
sensory nerves for taste
special sensory
sensory to very posterior central circle of tongue
internal laryngeal nerve
sensory nerve supply to posterior 1/3 of tongue general and special
glossopharyngeal
larger papilla posteriorly on tongue
vallate papillae
is there overlapping nerve supply on the tongue
yes
sensory nerve supply to the anterior 2/3 of the tongue (2)
lingual general and chorda tympani CNVII facial nerve special
teeth function (2)
chewing and shaped to adapt to function
teeth types (4)
incisors, canine, premolars. molars
bones that contain teeth (2)
maxilla and mandible
nerve supplying upper teeth
superior alveolar nerve
nerve supplying lower teeth
inferior alveolar nerve
parts of the tooth (2)
crown and root
elements of the tooth (5)
enamel, dentin, pulp, neurovascular supply, bone