X-Ray Certification Anatomy Recognition 2

Question 1

On a PA chest radiograph, which structure forms the right heart border?

Accepted Answer

Right atrium

Answer

The right heart border on a PA chest X-ray is formed by the right atrium.

Question 2

Which bone forms the lateral wall of the orbit on a facial X-ray?

Accepted Answer

Zygomatic bone

Answer

The zygomatic bone forms the lateral wall of the orbit, visible on facial radiographs.

Question 3

On a lateral knee radiograph, which structure appears as a teardrop-shaped density posterior to the distal femur?

Accepted Answer

Fabella

Answer

The fabella is a sesamoid bone in the lateral gastrocnemius tendon, visible as a small density posterior to the femoral condyle.

Question 4

Which vertebral level does the diaphragm attach at, as commonly referenced on chest imaging?

Accepted Answer

T12

Answer

The diaphragm's muscular portions attach at approximately T12 and the aortic hiatus is at T12.

Question 5

On an AP pelvis radiograph, the teardrop figure is formed by which structures?

Accepted Answer

Medial acetabular wall and pelvic floor

Answer

The radiographic teardrop is formed by the medial acetabular wall and the lateral pelvic floor, used to assess joint space and protrusio.

X-Ray Certification Practice Test