Anatomy: Oral Cavity, TMJ, Pharynx Flashcards
which bone of the skull forms the forehead and superior aspects of the orbit
- frontal bone
which bone of the skull surrounds the nasal cavity and forms a portion of the hard palate
- maxilla
which bone of the skill are the cheek bones and also contribute to the orbit
- zygomatic bones
which bones of the skill are small paired bones that form the bridge of the nose
- nasal bones
which bone of the skull is the lower jaw bone that consists of a ramus and a body
- mandible
which bone of the skull forms a large portion of the lateral aspects of the skull
- parietal
which bone of the skull forms the posterior and inferior aspect of the skull
- occipital
which bone of the skull forms a portion of the lateral aspect of the skull and has a mastoid and styloid process
- temporal bone
what are fibrous joints between the large bones surrounding the brain
- sutures
which bone is the portion of the mandible which supports the teeth
- alveolar bone
two projections of the ramus
- condyle
- coronoid process
which projection of the ramus articulates with the temporal bone forming the TMJ
- condyle
what is located on the inner aspect of each ramus for the passage of the inferior alveolar nerve
- mandibular foramen
inferior alveolar nerve is a branch of which nerve
- trigeminal (5)
which nerve innervates the mandible/lower teeth
- inferior alveolar nerve
what allows for the passage of the mental nerve
- mental foramen
what divides the TMJ into two separate compartments
what are those compartments:
- articular disc
- upper synovial cavity
- lower synovial cavity
which cavity allows gliding movements back and forth to occur
- upper synovial cavity
which cavity allows rotational movements up and down to occur
- lower synovial cavity
which muscles of mastication elevated the mandible to close the mouth
- temporalis
- masseter
- medial pterygoid
which muscles of mastication protrude the mandible forward to allow for opening of the mouth
- lateral pterygoid
all muscles of mastication are innervated by which division of which nerve
- manidibular division of trigeminal
anterior belly of diagastric muscle innervated by
- trigeminal
posterior belly of digastric muscle innervated by
- facial
mylohyoid innervated by
- trigeminal
stylohyoid innervated by
- facial
muscles of facial expression innervated by what nerve
- facial
which is the Elvis muscle that Dr. Kernick loves
- levator labii superioris
which is the muscle of the cheek
- buccinator
parotid glands drain secretions via which duct
- parotid duct
what muscle does the parotid duct pierce
- buccinator
where in the face does the parotid duct enter
- near 2nd molar
branches of facial nerve
- temporal
- zygomatic
- buccal
- mandibular
- cervical
TO ZANZIBAR BY MOTOR CAR
parotid gland receives innervation from
- CN 9 (glossopharyngeal)
what is the most common form of acute unilateral facial paralysis
- Bell’s palsy
what is in the infratemporal fossa
- muscles of mastication
- TMJ
- parotid gland
- maxillary artery
- mandibular division of trigeminal nerve
what is the only division of the trigeminal nerve both with sensory and motor nerves
- mandibular
which nerve innervates muscles of mastication
which branch of which division of which nerve
- muscular branch of mandibular division of trigeminal nerve
which nerve carries somatic sensation anterior 2/3 of tongue
which branch
which nerve carries taste sensation to the anterior 2/3 of tongue
which branch
- lingual nerve of trigeminal nerve
- chorda tympani of facial nerve
which nerve travels through the mandibular and supplies sensory innervation to mandible and lower teeth
- inferior alveolar nerve
which nerve provides sensory information to the TMJ/temporal region
- auriculotemporal
maxillary artery is a branch of ______ artery
- external carotid
parts of maxillary artery
- mandibular
- pterygoid
- pterygopalatine
which division of the maxillary artery ascends into the cranial cavity
- middle meningeal
which division of the maxillary artery goes into the nasal cavity
- sphenopalatine
two folds of oropharynx
what is between them
- palatoglossal
- palatopharyngeal
- palatine tonsil
what courses just beneath the thin tonsillar bed and is vulnerable to surgical injury
what happens if it is injured
- lingual branch of glossopharyngeal nerve
- taste disturbances to posterior 1/3 of tongue
the tongue is divided into an anterior 2/3 portion and posterior 1/3 portion by the
- sulcus terminalis
what marks the embryonic remnant of the origin of the thyroid gland
- foramen cecum
which muscle of the tongue depresses the tongue
- hyoglossus
which muscle of the tongue retracts the tongue
- styloglossus
which muscle of the tongue protrudes the tongue
- genioglossus
all muscles of tongue are innervated by what nerve
- hypoglossal (12)
hypoglossal nerve exits skull where
- hypoglossal canal
damage to the hypoglossal nerve causes deviation of the tongue to the ____ side
- same
important longitudinal muscle of pharynx during swallowing
what innervates it
- stylopharyngeus
- glossopharyngeal
what is the lowest part of the inferior constrictor which forms the upper esophageal sphincter
- cricopharyngeus
all pharyngeal muscles are innervated by the _________ except the _________
- vagus
- stylopharyngeus
gag relax is a reflexive contraction of which muscles
- pharyngeal
gag reflex is a usual cranial nerve exam to determine functionality of which cranial nerves
- 9 and 10
submandibular duct of salivary gland opens behind _____ via a ________
- lower incisors
- via a papilla
submandibular and sublingual glands are innervated by which nerve
- facial