Intermediate Carpal Bones Quiz

Q1. Which carpal bone articulates with the first metacarpal through a saddle-shaped articular surface?

• Hamate
• Trapezium
• Capitate
• Trapezoid

Q2. Which carpal bone primarily articulates distally with the second metacarpal?

• Pisiform
• Trapezoid
• Lunate
• Triquetrum

Q3. Which carpal bone primarily articulates distally with the third metacarpal?

• Pisiform
• Trapezium
• Scaphoid
• Capitate

Q4. Which carpal bone articulates distally with the fourth and fifth metacarpals?

• Scaphoid
• Hamate
• Capitate
• Trapezoid

Q5. Which carpal bone articulates directly with the pisiform?

• Hamate
• Triquetrum
• Lunate
• Capitate

Q6. Which two carpal landmarks form the lateral attachment points of the flexor retinaculum?

• Lunate and capitate
• Triquetrum and trapezoid
• Pisiform and hook of hamate
• Scaphoid tubercle and trapezium tubercle

Q7. Which two carpal landmarks form the medial attachment points of the flexor retinaculum?

• Triquetrum and trapezoid
• Lunate and capitate
• Scaphoid and trapezium tubercles
• Pisiform and hook of hamate

Q8. Which feature of the carpal bones contributes to formation of the carpal tunnel?

• The pisiform fuses with the scaphoid
• Their dorsal surfaces form a closed bony canal
• Their palmar concavity forms a carpal arch
• The capitate articulates directly with the ulna

Q9. Which carpal bone bridges the proximal and distal rows on the radial side through its extensive articulations?

• Pisiform
• Trapezoid
• Scaphoid
• Hamate

Q10. Which carpal bone occupies the central axis of the distal carpal row and has a rounded proximal head?

• Triquetrum
• Trapezium
• Pisiform
• Capitate