Carpal Bones and Their Functions

The video tutorial provides an in-depth look at the carpal bones of the hand, detailing their identification, unique features, and arrangement into proximal and distal rows. It explains the articulation of these bones with the metacarpals and phalanges, highlighting key landmarks and joints. The tutorial also covers the anatomy of the hand, including the differences in bone structure between the thumb and other fingers.

How many carpal bones are there in total?

• 7

• 8

• 9

• 6

Which carpal bone is identified by its hook-like shape?

• Scaphoid

• Hamate

• Lunate

• Trapezium

What is the largest carpal bone known for its smooth head?

• Triquetrum

• Trapezoid

• Pisiform

• Capitate

Which bone is described as having a bean shape?

• Hamate

• Lunate

• Scaphoid

• Trapezium

What is the smallest carpal bone that is often hard to reference?

• Capitate

• Trapezoid

• Lunate

• Pisiform

Which carpal bone resembles a small shoe or boot?

• Trapezium

• Hamate

• Scaphoid

• Trapezoid

In the proximal row, which bone is located on the lateral aspect?

• Lunate

• Pisiform

• Scaphoid

• Triquetrum

Which carpal bone articulates with the thumb?

• Pisiform

• Hamate

• Capitate

• Trapezium

What is the name of the joint between the trapezium and the thumb?

• Carpal Metacarpal Joint

• Distal Interphalangeal Joint

• Metacarpal Phalangeal Joint

• Interphalangeal Joint

What structure runs across the hand creating a tunnel for flexor tendons?

• Carpal Ligament

• Flexor Retinaculum

• Palmar Aponeurosis

• Extensor Retinaculum