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Head study questions
study for review class
Question | Answer |
---|---|
What is encephalitis? | inflammation of the brain |
What is the base of the cranium made up of? | 1.right temporal 2.left temporal 3.ethmoid 4.sphenoid |
What is the calvarium (skull cap) made up of? | 1.frontal 2.occipital 3.right parietal 4.left parietal |
Which of the following positions/projections will best demonstrate a "blow-out" fracture of the orbit? | PA (modified Waters) projection |
Which position/projection would be used to best demonstrate the frontal bone? | PA (Caldwell) projection |
What is the name of the part of the temporal bone that houses the organs of hearing and equilibrium? | Petrous |
Which position/projection would be used to best demonstrate the occipital bone? | AP axial (Towne) projection |
Which of the following bones does NOT help form the base of the orbit? | Nasal |
The parietoacanthial (Waters) projection will best demonstrate which of the following sinuses? | Maxillary |
Of the following radiographic projections, which one will show all of the paranasal sinuses? | Lateral |
Which of the following projections would demonstrate the facial bones and the zygomatic arches? | Parietoacanthial (Waters) projection |
For a lateral (Schuller) projection of the TMJ's, how is the central ray angled? | 25 degrees caudad |
An AP projection of the skull with a 30 degree caudad angle will best demonstrate which cranial bone? | Occipital |
For the lateral (Law) projection of the TMJ's, how much is the central ray angled and in which direction? | 15 degrees caudad |
The cribriform plate is a part of which of these bones? | Ethmoid |
For a submentovertex (full basal) projection, what line is parallel to the plane of the image receptor? | Infraorbitomeatal line |
Which of the following areas would have to be radiographed in order to demonstrate the sphenoid strut? | Orbit |
For an AP 0 degree (Caldwell) projection of a trauma skull, where will the central ray enter? | Glabella |
Which of the following will best be demonstrated with a submentovertex (full basal) projection of the skull? | Base of cranium |
What are the names of the "L" shaped bones that are located posterior to the nasal cavity? | Palatine |
What is the flat, major part of the parietal bone called? | Squamous portion |
Which of the following is NOT one of the bones that composes the calvarium? | Temporal |
What position is obtained if the head is in a lateral position and the central ray enters the zygoma? | Lateral facial bones |
To best demonstrate the floor of the cranium, which position/projection would be used? | Submentovertex (full basal) projection |
If the foramen magnum is NOT well visualized on an AP axial (Towne) projection radiograph of the skull, what must be done to correct it? | Increase CR angle caudally |
The orbitomeatal line is perpendicular to the image receptor and the CR is angled 15 degrees cephalad. What projection is this? | AP (Caldwell) projection |
The perpendicular plate of the ethmoid bone articulates with which of the following facial bones? | Vomer |
Which of the following bones forms the major part of the hard palate? | Maxillae |
Which of the following would be an alternate projection for a patient who cannot flex his/her neck sufficiently for an AP axial (Towne) projection? | PA axial (HAAS) projection |
Which of the following topographical landmarks corresponds to the floor of the cranium? | Supraorbital groove |
What is the correct anatomical term describing the skull cap? | Calvarium |
Which of the following anatomical structures would NOT be found in the petrous portion of the temporal bone? | Auricle |
Where is the exact location of the optic foramen? | Apex of the orbit |