Question 1

Which group of sinuses is shaded (screened)in the frontal and lateral views of the illustration below?

Accepted Answer

A)  Maxillary 
B)  Sphenoid 
C)  Ethmoid 
D)  Frontal 
A)  Maxillary 
B)  Sphenoid 
C)  Ethmoid 
D)  Frontal

Question 2

Which positioning line must be used with a 30° caudad angle for an AP axial projection of zygomatic arches?

Accepted Answer

A)  IOML 
B)  AML 
C)  OML 
D)  GAL 
A)  IOML 
B)  AML 
C)  OML 
D)  GAL

Question 3

To which aspect of the ear does the eustachian tube attach?

Accepted Answer

A)  External ear 
B)  Middle ear 
C)  Inner ear 
D)  Cochlea 
A)  External ear 
B)  Middle ear 
C)  Inner ear 
D)  Cochlea

Question 4

Which of the following structures of the inner ear is responsible for hearing?

Accepted Answer

A)  Vestibule 
B)  Semicircular canals 
C)  Cochlea 
D)  Round window 
A)  Vestibule 
B)  Semicircular canals 
C)  Cochlea 
D)  Round window

Question 5

Where does the CR exit for a modified parietoacanthial (modified Waters)projection of the facial bones?

Accepted Answer

A)  Nasion 
B)  Glabella 
C)  Acanthion 
D)  Midorbits 
A)  Nasion 
B)  Glabella 
C)  Acanthion 
D)  Midorbits

Question 6

Which of the following projections of the mandible results in the highest skin dose?

Accepted Answer

A)  Axiolateral oblique 
B)  Submentovertex 
C)  PA axial 
D)  AP axial 
A)  Axiolateral oblique 
B)  Submentovertex 
C)  PA axial 
D)  AP axial

Question 7

MATCHING
Select the imaging modality that would best demonstrate the following pathologies.
-Hydrocephalus (in neonate)

Accepted Answer

A) Nuclear medicine 
B) MRI 
C) CT 
D) Ultrasound 
E) Conventional radiography 
A) Nuclear medicine 
B) MRI 
C) CT 
D) Ultrasound 
E) Conventional radiography

Question 8

The bone labeled 2 is the:

Accepted Answer

A)  lacrimal. 
B)  maxilla. 
C)  ethmoid. 
D)  palatine. 
A)  lacrimal. 
B)  maxilla. 
C)  ethmoid. 
D)  palatine.

Question 9

What is the angle between the midsagittal plane and the IR for a parieto-orbital oblique projection of the optic foramen?

Accepted Answer

A)  45° 
B)  12° 
C)  30° 
D)  53° 
A)  45° 
B)  12° 
C)  30° 
D)  53°

Question 10

Where is the CR centered for an AP axial projection for the mandible?

Accepted Answer

A)  At the nasion 
B)  2 inches (5 cm) above glabella 
C)  At the glabella 
D)  At the mentum 
A)  At the nasion 
B)  2 inches (5 cm) above glabella 
C)  At the glabella 
D)  At the mentum

Question 11

A radiograph of an anteroposterior (AP)axial projection of the cranium reveals that the dorsum sellae is projected below the foramen magnum,but the posterior arch of C1 is visible within the foramen.Which of the following positioning errors led to this radiographic outcome?

Accepted Answer

A)  Excessive central ray (CR) angulation 
B)  Insufficient CR angulation 
C)  Insufficient flexion of the head and neck 
D)  Tilt of the skull 
A)  Excessive central ray (CR) angulation 
B)  Insufficient CR angulation 
C)  Insufficient flexion of the head and neck 
D)  Tilt of the skull

Question 12

Which sinus is projected through the oral cavity with a parietoacanthial transoral projection?

Accepted Answer

A)  Ethmoid 
B)  Maxillary 
C)  Sphenoid 
D)  Frontal 
A)  Ethmoid 
B)  Maxillary 
C)  Sphenoid 
D)  Frontal

Question 13

The ____ passageway drains the maxillary sinus into the middle nasal conchae.

Accepted Answer

A)  ethmoid bulla 
B)  infundibulum 
C)  uncinate process 
D)  inferior nasal concha 
A)  ethmoid bulla 
B)  infundibulum 
C)  uncinate process 
D)  inferior nasal concha

Question 14

Which bony structure is labeled v?
 
(Anatomic structures are labeled i through vi and sutures a through h.)

Accepted Answer

A)  EAM 
B)  Mastoid process 
C)  Styloid process 
D)  Zygomatic process 
A)  EAM 
B)  Mastoid process 
C)  Styloid process 
D)  Zygomatic process

Question 15

Which projection best demonstrates the floor of the orbits?

Accepted Answer

A)  Parietoacanthial (Waters) 
B)  Modified parietoacanthial (modified Waters) 
C)  PA axial (Caldwell) 
D)  Lateral facial bones 
A)  Parietoacanthial (Waters) 
B)  Modified parietoacanthial (modified Waters) 
C)  PA axial (Caldwell) 
D)  Lateral facial bones

Question 16

MATCHING
Select the imaging modality that would best demonstrate the following pathologies.
-Intracranial hemorrhage in premature infants

Accepted Answer

A) Nuclear medicine 
B) MRI 
C) CT 
D) Ultrasound 
E) Conventional radiography 
A) Nuclear medicine 
B) MRI 
C) CT 
D) Ultrasound 
E) Conventional radiography

Question 17

Which of the fontanels is the last to close at about 18 months of age?

Accepted Answer

A)  Sphenoid 
B)  Mastoid 
C)  Anterior 
D)  Posterior 
A)  Sphenoid 
B)  Mastoid 
C)  Anterior 
D)  Posterior

Question 18

The sensory apparatus of both equilibrium and hearing are contained in the internal ear.

Accepted Answer

A) True 
 B)False

Question 19

A radiograph of an axiolateral oblique projection of the mandible with the head in a lateral position reveals that the mandibular body is greatly foreshortened.Which of the following modifications is necessary to produce a more diagnostic image?

Accepted Answer

A)  Increase the rotation of skull toward the image receptor. 
B)  Decrease the rotation of skull toward the image receptor. 
C)  Decrease the CR angulation. 
D)  Increase the CR angulation. 
A)  Increase the rotation of skull toward the image receptor. 
B)  Decrease the rotation of skull toward the image receptor. 
C)  Decrease the CR angulation. 
D)  Increase the CR angulation.

Question 20

Which positioning line should be perpendicular to the plane of the IR for the AP axial (Towne)projection with a 37° caudad CR angle?

Accepted Answer

A)  OML 
B)  IOML 
C)  AML 
D)  LML 
A)  OML 
B)  IOML 
C)  AML 
D)  LML

Which group of sinuses is shaded (screened)in the frontal and lateral views of the illustration below?

Which positioning line must be used with a 30° caudad angle for an AP axial projection of zygomatic arches?

To which aspect of the ear does the eustachian tube attach?

Which of the following structures of the inner ear is responsible for hearing?

Where does the CR exit for a modified parietoacanthial (modified Waters)projection of the facial bones?

Which of the following projections of the mandible results in the highest skin dose?

MATCHING Select the imaging modality that would best demonstrate the following pathologies. -Hydrocephalus (in neonate)

The bone labeled 2 is the:

What is the angle between the midsagittal plane and the IR for a parieto-orbital oblique projection of the optic foramen?

Where is the CR centered for an AP axial projection for the mandible?

A radiograph of an anteroposterior (AP)axial projection of the cranium reveals that the dorsum sellae is projected below the foramen magnum,but the posterior arch of C1 is visible within the foramen.Which of the following positioning errors led to this radiographic outcome?

Which sinus is projected through the oral cavity with a parietoacanthial transoral projection?

The ____ passageway drains the maxillary sinus into the middle nasal conchae.

Which bony structure is labeled v? (Anatomic structures are labeled i through vi and sutures a through h.)

Which projection best demonstrates the floor of the orbits?

MATCHING Select the imaging modality that would best demonstrate the following pathologies. -Intracranial hemorrhage in premature infants

Which of the fontanels is the last to close at about 18 months of age?

The sensory apparatus of both equilibrium and hearing are contained in the internal ear.

A radiograph of an axiolateral oblique projection of the mandible with the head in a lateral position reveals that the mandibular body is greatly foreshortened.Which of the following modifications is necessary to produce a more diagnostic image?

Which positioning line should be perpendicular to the plane of the IR for the AP axial (Towne)projection with a 37° caudad CR angle?

Terminology, Positioning, and Imaging Principles

Chest

Abdomen

Upper Limb

Humerus and Shoulder Girdle

Lower Limb

Femur and Pelvic Girdle

Cervical and Thoracic Spine

Lumbar Spine, Sacrum, and Coccyx

Bony Thorax-Sternum and Ribs

Biliary Tract and Upper Gastrointestinal System

Lower Gastrointestinal System

Urinary System and Venipuncture

Trauma, Mobile, and Surgical Radiography

Pediatric Radiography

Angiography and Interventional Procedures

Computed Tomography

Special Radiographic Procedures

Diagnostic and Therapeutic Modalities

Filters

Exam 11: Cranium, Facial Bones, and Paranasal Sinuses

Which group of sinuses is shaded (screened)in the frontal and lateral views of the illustration below?

Which positioning line must be used with a 30° caudad angle for an AP axial projection of zygomatic arches?

To which aspect of the ear does the eustachian tube attach?

Which of the following structures of the inner ear is responsible for hearing?

Where does the CR exit for a modified parietoacanthial (modified Waters)projection of the facial bones?

Which of the following projections of the mandible results in the highest skin dose?

MATCHING Select the imaging modality that would best demonstrate the following pathologies. -Hydrocephalus (in neonate)

The bone labeled 2 is the:

What is the angle between the midsagittal plane and the IR for a parieto-orbital oblique projection of the optic foramen?

Where is the CR centered for an AP axial projection for the mandible?

A radiograph of an anteroposterior (AP)axial projection of the cranium reveals that the dorsum sellae is projected below the foramen magnum,but the posterior arch of C1 is visible within the foramen.Which of the following positioning errors led to this radiographic outcome?

Which sinus is projected through the oral cavity with a parietoacanthial transoral projection?

The ____ passageway drains the maxillary sinus into the middle nasal conchae.

Which bony structure is labeled v? (Anatomic structures are labeled i through vi and sutures a through h.)

Which projection best demonstrates the floor of the orbits?

MATCHING Select the imaging modality that would best demonstrate the following pathologies. -Intracranial hemorrhage in premature infants

Which of the fontanels is the last to close at about 18 months of age?

The sensory apparatus of both equilibrium and hearing are contained in the internal ear.

A radiograph of an axiolateral oblique projection of the mandible with the head in a lateral position reveals that the mandibular body is greatly foreshortened.Which of the following modifications is necessary to produce a more diagnostic image?

Which positioning line should be perpendicular to the plane of the IR for the AP axial (Towne)projection with a 37° caudad CR angle?

Terminology, Positioning, and Imaging Principles

Chest

Abdomen

Upper Limb

Humerus and Shoulder Girdle

Lower Limb

Femur and Pelvic Girdle

Cervical and Thoracic Spine

Lumbar Spine, Sacrum, and Coccyx

Bony Thorax-Sternum and Ribs

Biliary Tract and Upper Gastrointestinal System

Lower Gastrointestinal System

Urinary System and Venipuncture

Trauma, Mobile, and Surgical Radiography

Pediatric Radiography

Angiography and Interventional Procedures

Computed Tomography

Special Radiographic Procedures

Diagnostic and Therapeutic Modalities

Filters