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Chapter 18 Oral/Max
| Question | Answer |
|---|---|
| The oral (buccal) cavity consists of the | Lips, teeth, palate, cheek and tongue |
| Anterior entry to the oral cavity | Lips/labia |
| Caldwell view | Radiographic view shows the hard palate, nasal septum, orbital floor and zygoma |
| A bony ridge found on the inferior surface of the maxilla and the superior surface of the mandible which contains the sockets for the teeth | Alveolar processes |
| Mastication (4 muscles) | Massager, orbicularis, buccinator, zygomaticus major |
| Space between the lips and the teeth | Vestibule |
| Begin to appear around 6 months and the process continues until 2-4 years | Primary teeth/ Deciduous |
| Push the primary teeth out beginning at about the age 6 | Permanent/Secondary teeth |
| Can appear between the ages of 17-25 | Wisdom/Third molars |
| Roof of the mouth | Palate |
| Anterior portion of the palate | Hard palate |
| Posterior portion of palate | Soft palate |
| Posterior portion of the soft palate, considered to be lymphoid tissue | Uvula |
| Thick muscular organ covered with a mucus membrane that contains the chemo receptors for tase | Tongue |
| Speech, propelling food through the oral cavity and swallowing | Function of the tongue |
| Tongue attached to the floor of the buccal cavity by | Lingual frenulum |
| Skull is comprised of bones that are divided into 2 categories: | Facial and cranial |
| The number of bones that enclose the cranium and protect the brain | Eight |
| Smallest of the facial bones | Lacrimal bones |
| Largest and strongest facial bone | Mandible |
| Most common mid face fracture | Le Fort 1 |
| Alveolar process of the maxilla is horizontally separated from the base of the skull. | Le Fort 1 |
| Vertical fracture line extends upward to the nasal and ethmoid bones | Le Fort 2 |
| Which of the following is not one of the three regions of a tooth? | Socket |
| Which diameter fixation screw would most likely be used for a fracture of the mandible? | 4.0mm |
| Which bones of the face form the prominences of the cheeks? | Zygomatic |
| Which type of nonabsorbable maxillofacial implant used in fracture fixation is lightweight, noncorrosive and strong? | Titanium |
| Which teeth are located in the center front of the mouth? | Incisors |
| How many craniofacial bones make up the orbit | Seven |
| Which of the following facial bones is the largest and strongest? | Mandible |
| Which of the following is the MOST common type of midfacial fracture and is also known as a transmaxillary fracture? | Le Fort I |
| Which procedure is performed for removal of impacted wisdom teeth? | Odontectomy |
| True or False: Dental procedures require thorough cavity prepping due to possibility of surgical site infections. | False |
| The mandible articulates with which part of the temporal bone to form the temporomandibular joint (TMJ)? | Glenoid fossa |
| A closed ventilation system and special endotracheal tube may be used in maxillofacial procedures to reduce risk of: | Airway fire |
| Which radiographic technique or view shows the alveolar processes, mandible, posterior maxillary sinuses, and the zygomas? | Panoramic |
| Care must be taken when preauricular and submandibular incisions are made to protect which cranial nerve? | Seventh (VII) |
| AP projection x-ray that shows the hard palate, nasal septum, orbital floor, and zygoma | Caldwell |
| Portion of the tooth that contains blood vessels, nerves, and connective tissue | Pulp |
| Angled retractor used for tongue and cheek retraction; shape is similar to a Harrington retractor | Weider |
| Recession of the eyeball within the bony orbit; may be a result of orbital fracture | Enophthalmos |
| Which muscle attaches to the coronoid process of the ramus? | Temporalis |
| What is the name of the narrow, double-angle retractor frequently used in oral procedures? | Minnesota |
| What is the MOST common position for patients undergoing oral and maxillofacial procedures? | Supine with arms tucked in at sides |
| Which of the following may be used as permanent support on top of the orbital floor following fixation of fracture? | Silastic sheeting |
| Which of the following involves the highest portion of the midface and presents the most extensive damage? | LeFort III |
| Which countable sponge is used in oral procedures to prevent bone or tooth fragments and other foreign matter from becoming lodged in the pharynx? | throat pack |
| Coral would be classified as what type of graft material? | xenograft |
| Strands of wire used to attach arch bars to the upper and lower jaw should be prestretched and cut to which length? | 10 cm |
| Which of the following statements regarding arch bars is CORRECT? | They are thin, malleable bars with hooks facing up for maxilla and down for mandible |
| Which sequence of steps for plate, fixation is CORRECT? | Place plate, drill one hole at a time, measure with depth gauge, tap, insert screw, and repeat steps for remaining holes. |
| Tapping of bone is done in fixation procedures to reduce: | torque pressure on screws |
| Irrigation and what other item is used anytime the dental drill is used during odontectomy? | suction |
| Which type of sterile drape is commonly used for oral maxillofacial procedures? | U-drape or split sheet |
| Which muscle attaches to the coronoid process of the ramus? | temporalis |
| Which of the following must accompany the patient to the PACU who has undergone maxillomandibular fixation? | wire cutters |
| What should the surgical technologist do before handing a retractor to the surgeon for use in orbital floor fracture? | Moisten it with saline |
| Which bone contributes to the posterior and inferior portion of the nasal septum? | vomer |
| Which hemostatic agent is used during oral and maxillofacial procedures that requires advising the anesthesia provider of its use? | epinephrine |
Created by:
Vpoehlein