Anatomy and Function of the Wrist and Hand Quiz

Explore the anatomy and function of the wrist and hand with these 17 questions. Test yourself on carpal bones, muscles, nerves, and ligaments!

#1

Which carpal bone is located at the base of the thumb?

Scaphoid
Lunate
Trapezium
Capitate
#2

What is the anatomical name for the knuckles of the hand?

Metatarsals
Metacarpals
Phalanges
Carpals
#3

What is the primary function of the flexor digitorum superficialis muscle in the hand?

Extend the fingers
Flex the wrist
Flex the fingers
Abduct the thumb
#4

Which ligament is responsible for holding the head of the radius in the radial notch of the ulna?

Annular ligament
Ulnar collateral ligament
Radial collateral ligament
Palmar radiocarpal ligament
#5

Which bone forms the prominence at the base of the little finger?

Hamate
Capitate
Triquetrum
Pisiform
#6

What is the primary function of the extensor digitorum muscle in the hand?

Flex the wrist
Extend the fingers
Abduct the thumb
Pronate the forearm
#7

Which nerve is responsible for sensation in the palmar surface of the thumb, index, and middle fingers?

Ulnar nerve
Radial nerve
Median nerve
Musculocutaneous nerve
#8

Which muscle is responsible for opposition of the thumb?

Flexor digitorum profundus
Opponens pollicis
Abductor pollicis longus
Extensor indicis
#9

In a wrist sprain, which type of ligament is commonly affected?

Collateral ligament
Cruciate ligament
Annular ligament
Dorsal radiocarpal ligament
#10

Which nerve is responsible for motor control of the intrinsic muscles of the hand?

Ulnar nerve
Median nerve
Radial nerve
Musculocutaneous nerve
#11

The pisiform bone is a sesamoid bone located in which tendon in the wrist?

Flexor carpi ulnaris
Flexor carpi radialis
Extensor carpi ulnaris
Palmaris longus
#12

What is the name of the joint formed by the radius and ulna in the forearm?

Carpometacarpal joint
Radioulnar joint
Metacarpophalangeal joint
Interphalangeal joint
#13

Which ligament stabilizes the base of the thumb and prevents excessive abduction?

Palmar radiocarpal ligament
Ulnar collateral ligament
Radial collateral ligament
Transverse carpal ligament
#14

What is the primary action of the palmaris longus muscle?

Flexion of the wrist
Opposition of the thumb
Extension of the fingers
Flexion of the elbow
#15

Which artery is the main blood supply to the hand?

Brachial artery
Ulnar artery
Radial artery
Axillary artery
#16

Which structure forms the roof of the carpal tunnel?

Flexor retinaculum
Palmaris longus tendon
Scaphoid bone
Lunate bone
#17

In which plane does abduction and adduction of the fingers occur?

Sagittal plane
Frontal plane
Transverse plane
Coronal plane

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