Test Bank for Radiographic Image
Analysis, 5th Edition by Martensen |
Comprehensive Exam Prep 2026/2027
(84 Questions)
---
*QUESTION 1:*
A radiograph of an AP abdomen is underexposed, resulting in a grainy appearance with poor
penetration. What technical factor should be adjusted to improve image quality?
A) Increase mAs
B) Decrease mAs
C) Increase kVp
D) Decrease SID
> 🎯 *CORRECT ANSWER:* C) Increase kVp
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Increasing kVp increases beam penetration and reduces quantum mottle.
> * *Why Distractors Fail:* mAs affects density but not penetration; SID affects magnification.
> * *Core Takeaway:* kVp is the primary control for beam penetration.
---
*QUESTION 2:*
A PA chest radiograph shows the clavicles appearing above the apices of the lungs. What positioning
error has occurred?
,A) Excessive chin elevation
B) Insufficient chin elevation
C) Rotation of the patient
D) Lordotic positioning
> 🎯 *CORRECT ANSWER:* D) Lordotic positioning
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Clavicles above the apices indicate a lordotic projection.
> * *Why Distractors Fail:* Rotation would show asymmetry; chin position affects the C-spine.
> * *Core Takeaway:* Clavicles should be below the apices in a true PA chest.
---
*QUESTION 3:*
An AP pelvis radiograph demonstrates the iliac wings and obturator foramina equally visualized. The
technologist should recognize this as:
A) A properly positioned image
B) Evidence of rotation
C) Evidence of tilt
D) Excessive obliquity
> 🎯 *CORRECT ANSWER:* A) A properly positioned image
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Symmetry of the iliac wings and obturator foramina indicates no rotation.
> * *Why Distractors Fail:* Rotation would cause asymmetry.
> * *Core Takeaway:* Symmetry is the hallmark of a properly positioned pelvis.
---
*QUESTION 4:*
,A lateral knee radiograph reveals the tibiofemoral joint space is not fully open, with overlap of the
femoral condyles. What is the most likely cause?
A) Insufficient flexion of the knee
B) Excessive rotation of the leg
C) Improper CR angle
D) Patient not supine
> 🎯 *CORRECT ANSWER:* B) Excessive rotation of the leg
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Overlapping condyles indicates rotation; the joint space should be open.
> * *Why Distractors Fail:* Flexion affects joint angle, not condylar overlap.
> * *Core Takeaway:* A true lateral knee requires superimposed condyles.
---
*QUESTION 5:*
A radiographic image of the lumbar spine demonstrates the pedicles and spinous processes well
visualized. This anatomical structure is best evaluated on which projection?
A) AP
B) Lateral
C) Oblique
D) Spot view
> 🎯 *CORRECT ANSWER:* C) Oblique
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Oblique views demonstrate the pedicles and articular processes.
> * *Why Distractors Fail:* AP shows transverse processes; lateral shows vertebral bodies.
> * *Core Takeaway:* Oblique projections evaluate the pedicles.
, ---
*QUESTION 6:*
A patient with a suspected hip fracture has an AP pelvis and a cross-table lateral hip. The cross-table
lateral is preferred over a true lateral because:
A) It avoids patient movement and pain
B) It provides better bone detail
C) It requires less technique
D) It shows the acetabulum better
> 🎯 *CORRECT ANSWER:* A) It avoids patient movement and pain
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Cross-table lateral minimizes movement in a trauma patient.
> * *Why Distractors Fail:* It does not necessarily provide better detail.
> * *Core Takeaway:* Cross-table lateral is used for trauma.
---
*QUESTION 7:*
A radiograph of the hand shows the metacarpals and phalanges with soft tissue clarity but the carpal
bones are obscured. What is the most appropriate adjustment?
A) Increase mAs
B) Decrease mAs
C) Increase kVp
D) Decrease SID
> 🎯 *CORRECT ANSWER:* C) Increase kVp
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Carpal bones require higher penetration; increase kVp.
> * *Why Distractors Fail:* mAs affects density but not penetration.
Analysis, 5th Edition by Martensen |
Comprehensive Exam Prep 2026/2027
(84 Questions)
---
*QUESTION 1:*
A radiograph of an AP abdomen is underexposed, resulting in a grainy appearance with poor
penetration. What technical factor should be adjusted to improve image quality?
A) Increase mAs
B) Decrease mAs
C) Increase kVp
D) Decrease SID
> 🎯 *CORRECT ANSWER:* C) Increase kVp
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Increasing kVp increases beam penetration and reduces quantum mottle.
> * *Why Distractors Fail:* mAs affects density but not penetration; SID affects magnification.
> * *Core Takeaway:* kVp is the primary control for beam penetration.
---
*QUESTION 2:*
A PA chest radiograph shows the clavicles appearing above the apices of the lungs. What positioning
error has occurred?
,A) Excessive chin elevation
B) Insufficient chin elevation
C) Rotation of the patient
D) Lordotic positioning
> 🎯 *CORRECT ANSWER:* D) Lordotic positioning
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Clavicles above the apices indicate a lordotic projection.
> * *Why Distractors Fail:* Rotation would show asymmetry; chin position affects the C-spine.
> * *Core Takeaway:* Clavicles should be below the apices in a true PA chest.
---
*QUESTION 3:*
An AP pelvis radiograph demonstrates the iliac wings and obturator foramina equally visualized. The
technologist should recognize this as:
A) A properly positioned image
B) Evidence of rotation
C) Evidence of tilt
D) Excessive obliquity
> 🎯 *CORRECT ANSWER:* A) A properly positioned image
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Symmetry of the iliac wings and obturator foramina indicates no rotation.
> * *Why Distractors Fail:* Rotation would cause asymmetry.
> * *Core Takeaway:* Symmetry is the hallmark of a properly positioned pelvis.
---
*QUESTION 4:*
,A lateral knee radiograph reveals the tibiofemoral joint space is not fully open, with overlap of the
femoral condyles. What is the most likely cause?
A) Insufficient flexion of the knee
B) Excessive rotation of the leg
C) Improper CR angle
D) Patient not supine
> 🎯 *CORRECT ANSWER:* B) Excessive rotation of the leg
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Overlapping condyles indicates rotation; the joint space should be open.
> * *Why Distractors Fail:* Flexion affects joint angle, not condylar overlap.
> * *Core Takeaway:* A true lateral knee requires superimposed condyles.
---
*QUESTION 5:*
A radiographic image of the lumbar spine demonstrates the pedicles and spinous processes well
visualized. This anatomical structure is best evaluated on which projection?
A) AP
B) Lateral
C) Oblique
D) Spot view
> 🎯 *CORRECT ANSWER:* C) Oblique
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Oblique views demonstrate the pedicles and articular processes.
> * *Why Distractors Fail:* AP shows transverse processes; lateral shows vertebral bodies.
> * *Core Takeaway:* Oblique projections evaluate the pedicles.
, ---
*QUESTION 6:*
A patient with a suspected hip fracture has an AP pelvis and a cross-table lateral hip. The cross-table
lateral is preferred over a true lateral because:
A) It avoids patient movement and pain
B) It provides better bone detail
C) It requires less technique
D) It shows the acetabulum better
> 🎯 *CORRECT ANSWER:* A) It avoids patient movement and pain
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Cross-table lateral minimizes movement in a trauma patient.
> * *Why Distractors Fail:* It does not necessarily provide better detail.
> * *Core Takeaway:* Cross-table lateral is used for trauma.
---
*QUESTION 7:*
A radiograph of the hand shows the metacarpals and phalanges with soft tissue clarity but the carpal
bones are obscured. What is the most appropriate adjustment?
A) Increase mAs
B) Decrease mAs
C) Increase kVp
D) Decrease SID
> 🎯 *CORRECT ANSWER:* C) Increase kVp
> 💡 *CLINICAL RATIONALE:*
> * *Why It's Right:* Carpal bones require higher penetration; increase kVp.
> * *Why Distractors Fail:* mAs affects density but not penetration.
