FRCR Anatomy Mock 5

Question 1

On MRI of the wrist, the triangular fibrocartilage complex (TFCC) is anchored to which ulnar structure?

Accepted Answer

Ulnar styloid process

Answer

The TFCC consists of the articular disc plus several ligaments, with its ulnar apex attaching to the base and tip of the ulnar styloid process.

Question 2

On CT pulmonary angiography, which lobe receives the lingular bronchus?

Accepted Answer

Left upper lobe

Answer

The lingula comprises the superior and inferior lingular segments of the left upper lobe, supplied by the lingular bronchus arising from the left upper lobe bronchus.

Question 3

The posterior inferior cerebellar artery (PICA) arises most commonly from which vessel?

Accepted Answer

Vertebral artery

Answer

PICA typically arises from the intradural segment of the vertebral artery and is the largest branch of the vertebral artery, supplying the posterior inferior cerebellum and dorsolateral medulla.

Question 4

On axial CT of the abdomen, which structure marks the boundary between the head and body of the pancreas?

Accepted Answer

Superior mesenteric vessels

Answer

The superior mesenteric artery and vein pass anterior to the uncinate process, and their left border marks the conventional boundary between the pancreatic head and body.

Question 5

On a lateral skull radiograph, the pituitary fossa (sella turcica) floor is most accurately assessed by identifying which structure?

Accepted Answer

Dorsum sellae and tuberculum sellae

Answer

The boundaries of the pituitary fossa are defined anteriorly by the tuberculum sellae and posteriorly by the dorsum sellae, with the floor connecting them.

FRCR - Fellow of the Royal College of Radiologists Practice Test

FRCR - Fellow of the Royal College of Radiologists Practice Test

FRCR Anatomy Mock 5