Trauma - Upper Limb | Medical Hub

41. What is the blood supply to the scaphoid?

A) Retrograde from distal to proximal B) Anterograde from proximal to distal C) Dorsal only D) Volar only

42. What is the most common missed injury in wrist trauma?

A) Scaphoid fracture B) Lunate dislocation C) Triquetral fracture D) Perilunate dislocation

43. What is the most common type of metacarpal fracture?

A) Boxer fracture (neck of 5th metacarpal) B) Bennett fracture (base of 1st metacarpal) C) Rolando fracture D) Shaft fracture

44. What is the Bennett fracture?

A) Intra-articular fracture of 1st metacarpal base B) Extra-articular fracture of thumb metacarpal C) Dislocation of carpometacarpal joint D) Rolando fracture

45. What is the Rolando fracture?

A) Comminuted intra-articular fracture of thumb metacarpal base B) Simple Bennett fracture C) Shaft fracture D) Neck fracture