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RADT318 Unit #2
| Question | Answer |
|---|---|
| All facial bones except what 2 are paired? | Vomer and Mandible |
| What is the purpose of the facial bones? | To provide support and shape to the face |
| How many total facial bones are there? | 14 |
| List all of the facial bones. | 2 maxillary 2 zygomatic 2 lacrimal 2 nasal 2 inferior nasal conchae 2 palatine 1 vomer 1 mandible |
| The _______________ bones are the largest immovable bone of the face. | 2 Maxilla |
| An injury known as a __________ Fx occurs at the maxilla and is a severe bilateral horizontal fx that becomes unstable. | Le Fort Fx |
| _____________ bones are L shaped bones consisting of a vertical and a horizontal plate. | Palatine bones |
| Zygomatic bones are sometimes called _____________. | Malar bones |
| _____________ breaks up & mixes air flow before reaching lungs. | Nasal conchae |
| How many pairs are there for the nasal conchae? | 3 |
| List the pairs for the nasal conchae. | Superior, Middle, and Inferior |
| The _________ bone is a thin and triangular bone that forms inferoposterior part of nasal septum. | Vomer |
| The ____________ is the largest movable facial bone. | Mandible |
| The process at the anterior end of the mandibular notch is termed the _____________. | Coronoid process |
| The process at the posterior end is of the mandibular notch is termed the ____________. | Condyloid process |
| The _____________ process is also located within the mandible which contains tooth sockets. | Alveolar process |
| For lateral facial bones, the CR should be perpendicular and centered to the: | Zygoma |
| The ___________ position is good for showing a fx or for a neoplastic inflammatory processes. | Lateral |
| The Ramus is best demonstrated on __________ view. | Lateral |
| ___________ is evident by superior and inferior separation of the orbital roofs (plates). | Tilt |
| ___________ is evident by anterior and posterior separation of symmetric vertical bilateral structures. | Rotation |
| For Facial Bones: Parietoacanthial (Waters), what positioning line should be perpendicular to the IR? | MML |
| For Facial Bones: Parietoacanthial (Waters), the CR should exit the: | Acanthion |
| The Facial Bones: Parietoacanthial (Waters) view is good for visualizing what? | Diagnosing fx, neoplastic inflammatory processes of facial bones, and foreign bodies in the eye |
| For Facial Bones: Parietoacanthial (Waters), the MML is perpendicular to the IR which forms a _______-degree angle of the OML to the IR. | 37-degree |
| For Facial Bones: Parietoacanthial (Waters), the petrous ridges should be where? | Below the maxillary sinuses |
| For Facial Bones: PA Axial – Caldwell the CR should be: | CR 15° caudad and exits at the asion |
| For Facial Bones: PA Axial – Caldwell, what positioning line should be perpendicular to the IR? | OML |
| For Facial Bones: PA Axial – Caldwell, the petrous ridges should be where? | In the lower ⅓ of the orbits |
| For the Modified Parietoacanthial (Modified Waters), what positioning line should be perpendicular to the IR? | LML |
| For the Modified Parietoacanthial (Modified Waters), the CR should be perpendicular and should exit at the: | Acanthion |
| A ____________ fx is a fracture of the floor of the orbit caused by an object striking the eyes straight on. | Blowout fx |
| The Modified Parietoacanthial (Modified Waters), is good for visualizing what? | Foreign bodies in the eyes |
| For the Modified Parietoacanthial (Modified Waters), the petrous ridges should be located where? | Lower ⅓ of the maxillary sinuses |
| For the SMV – Submentovertex – Zygomatic Arches, what positioning line should be parallel to the IR? | IOML is parallel to IR |
| For the SMV – Submentovertex – Zygomatic Arches, the CR should be centered: | 1.5” inferior to the mandibular symphysis |
| For the Facial Bones Oblique Inferosuperior (Tangential) Projection, the ___________ should be parallel to the IR. | IOML |
| For the Facial Bones Oblique Inferosuperior (Tangential) Projection, the technologist should rotate the patient's head ______ degrees toward side of interest and tilt the chin _______ degrees toward side of interest. | 15, 15 |
| For the Facial Bones Oblique Inferosuperior (Tangential) Projection, the CR should be perpendicular to the: | IOML and to the zygomatic arch |
| For the Facial Bones: AP Axial Projection: Zygomatic Arches – Modified Towne Method – “Jug Handle View”, the _____ should be perpendicular to the IR. | OML |
| For the Facial Bones: AP Axial Projection: Zygomatic Arches – Modified Towne Method – “Jug Handle View”, we should angle the CR Angle the to be: | 30 degrees caudad to the OML or 37 degrees caudad to the IOML |
| For the Facial Bones: AP Axial Projection: Zygomatic Arches – Modified Towne Method – “Jug Handle View”, the CR should be centered: | 1 inch superior to nasion |
| __________ view is a good view if there is a basal skull fx. | Trauma Lateral Skull |
| For a Trauma Lateral Skull: With or Without Collar, the CR should be centered: | 2 inches superior to EAM |
| For the Trauma Skull AP 0° (pt in c-collar) the CR should be parallel to the: | OML |
| For the Trauma Skull AP 0° (pt in c-collar) the CR should be centered to the: | Glabella |
| For the Trauma Skull AP 0°, the petrous ridges should be located: | Superimpose the SOMs |
| For the Trauma Skull AP Axial 15° Reverse Caldwell Method, the CR should be angled: | 15° cephalad from OML |
| For the Trauma Skull AP Axial 15° Reverse Caldwell Method, the CR should be centered to the: | Nasion |
| You can tell the difference between AP or PA views by: | The magnification of the orbits |
| For a Trauma Skull: AP Axial Projection-”Towne Method”, the CR should be angled: | 30° caudad to OML or 37 caudad to IOML |
| For a Trauma Skull: AP Axial Projection-”Towne Method”, the Cr should never exceed: | 45 degrees |
| For a Trauma Skull: AP Axial Projection-”Towne Method”, the CR should be centered how? | To pass midway between EAMs, exiting the foramen magnum |
| For Trauma: Lateral Facial Bones, the CR should be centered: | Midway between the outer canthus and the EAM |
| For Trauma: Lateral Facial Bones, where should be place the IR? | Closest to the side of interest |
| For Trauma – Facial Bone: AP Reverse Waters (Acanthioparietal), we should angle the CR: | As needed to align the CR parallel to the MML |
| For Trauma – Facial Bone: AP Reverse Waters (Acanthioparietal), the CR should be centered to the: | Acanthion |
| For the Trauma – Facial Bone: AP Reverse Waters (Acanthioparietal), the petrous ridges should be located where? | Below the maxillary sinuses |
| For Trauma – Facial Bones: Modified AP Waters (Acanthioparietal), we should angle the CR: | Cephalad as needed to align CR parallel to LML |
| For Trauma – Facial Bones: Modified AP Waters (Acanthioparietal), the CR should be centered to the: | Acanthion |
| For Modified AP Waters, the petrous ridges should be located where? | In the mid-maxillary sinus region |
Created by:
rdwilliams
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