4 Bones of the hand and wrist

Question 1

What are the three catergories of bones in the hand?

Answer 1

Carpal
Metacarpal
Phalanges

Question 2

How many carpal bones are there?

Answer 2

8

Question 3

What are the carpal bones of the proximal row? (lateral to medial)

Answer 3

Scaphoid
Lunate
Triquetrum
Pisiform

Question 4

What is the pisifrom?

Answer 4

A sesamoid bone formed with the tendon of the flexor carpi ulnaris?

Question 5

What are the carpal bones of the distal row? (lateral to medial)

Answer 5

Trapezium
Trapezoid
Capitate
Hamate

Question 6

What do the metacarpals articulate with?

Answer 6

Proximal: distal row of carpal bones
Distal: Proximal phalanges

Question 7

How are the metacarpals named?

Answer 7

Numbered I to V with thumb being metacarpal I

Question 8

Which bone does metacarpal I articulate with proximally?

Answer 8

Trapezium

Question 9

Which bone does metacarpal II articulate with proximally?

Answer 9

Trapezoid

Question 10

Which bone does metacarpal III articulate with proximally?

Answer 10

Capitate

Question 11

Which bone does metacarpal IV articulate with proximally?

Answer 11

Hamate

Question 12

Which bone does metacarpal V articulate with proximally?

Answer 12

Hamate

Question 13

What are the three main parts of metacarpals?

Answer 13

Base, shaft, head

Question 14

What shape are the medial and lateral surfaces of the metacarpals?

Answer 14

Concave to allow for attchment of interossei muscles

Question 15

How many phalanges does the thumb have?

Answer 15

Two, proximal and distal phalanx

Question 16

How many phalanges do the digits have?

Answer 16

Three, proximal, middle and distal phalanx

Question 17

What are the names of the digits?

Answer 17

Thumb
Index finger
Middle finger
Ring finger
Little finger