MSK - Wrist, Hand, and Clinical Correlations Of Upper Extremities

Question 1

Who made a painting called “Anatomy lecture by Dr. Nicolaes Tulp”?

Answer 1

Remrandt Harmenszoon Van Rijn

Question 2

Napoleon’s disease

Answer 2

Duputren’s contracture

Question 3

What is dupuyten’s contraction?

Answer 3

Collagen of palmar fascia (palmaris aponeurosis) becomes type III from the original type I so it thickens

Question 4

When was the hand convention

Answer 4

1984

Question 5

Which countries believed that pinky was the first digit?

Answer 5

Japan and Germany

Question 6

How important to function is each finger?

Answer 6

Thumb 40
Index 20
Middle 20
Ring 10
Pinky 10

Question 7

How important is your arm and hand?

Answer 7

Hand: 90% of upper extremity function, 54% of total body function
Arm and forearm: 60% of entire body function

Question 8

Power grip -
Pencil grip -
Key grip -

Answer 8

Ulnar nerve
Median nerve
Median nerve

Question 9

Compartments of the hand

Answer 9

Thenar (thumb)
Intermediate (middle 3 digits)
Hypothenar (pinky)

Question 10

Joints of the phalanges

Answer 10

Ginglymus and Condyloid

Question 11

Joints of the palm

Answer 11

Sellar, Arthrodial, Condyloid

Question 12

How many bones are there in the hand?

Answer 12

27 bones (8 carpals, 5 metacarpals, and 14 phalanges)

Question 13

Proximal bones of the hand from thumb to pinky

Answer 13

Scaphoid, Lunate, Triquetrum, Pisiform

Question 14

Distal bones of the hand from thumb to pinky

Answer 14

Trapezium, Trapezoid, Capitate, Hamate

Question 15

Avascular necrosis of scaphoid

Answer 15

Preiser’s disease

Question 16

Hand bone that bears most pressure

Answer 16

Scaphoid

Question 17

Keystone bone of the hand for stability

Answer 17

Lunate

Question 18

Avascular necrosis of the lunate

Answer 18

Kleinbock’s disease

Question 19

Cushions the ulnar aspect of the hand; acts as a soft cushion stopper for ulnar deviation

Answer 19

TFCC (Triangular fibrocartilage complex)

Question 20

The most important annular ligaments

Answer 20

Ligaments 2 and 4

Question 21

Which bones of the hand are attached to the radius

Answer 21

Lunate and scaphoid

Question 22

What joint is the only non-hinge joint, has wide but limited motion, and has a small socket

Answer 22

Condyloid joint

Question 23

What are the two condyloid joints in the hand

Answer 23

Radiocarpal joint and metacarpal-phalangeal joint

Question 24

Also known as semi-enarthrosis

Answer 24

Condyloid joint

Question 25

Joint wherein only one surface has hyaline cartilage and there is no synovium

Answer 25

Arthrodial joint (plane joint)

Question 26

2 arthrodial joints in the hand

Answer 26

Carpometacarpal joints, intercarpal joints

Question 27

Joint wherein there is only flexion-extension

Answer 27

Ginglymus joint (hinge joint)

Question 28

Ginglymus joints in the hand

Answer 28

Interpharyngeal joints

Question 29

Joint that allows opposition of fingers, motion for sagital and coronal planes (only in thumb)

Answer 29

Sellar joint (saddle joint)

Question 30

Name a sellar joint

Answer 30

First carpometacarpal joint (trapezium and first metacarpal)