Joints Of Upper Extremity

Question 0

Where is the sternoclavicular joint

Answer 0

Bw the sternal end of the clavicle and the manubrium of the sternum + first costal cartilage

Question 1

Most joints of upper extremity are synovial except which one is syndesmosis?

Answer 1

Middle radioulnar joint

Question 2

What produces the forward movement of the sternoclavicular joint

Answer 2

Serratus anterior

Question 3

What produces the backward movement of the sternoclavicular joint

Answer 3

Trapezius

Rhomboids

Question 4

What produces the elevation of the sternoclavicular joint

Answer 4

Trapezius
Sternocleidomastoid
Levator scapulae
Rhomboids

Question 5

What produces depression of the sternoclavicular joint

Answer 5

Pectoralis minor

Subclavius

Question 6

What are the two ligaments that support the sternoclavicular joint

Answer 6

Costoclavicular

Sternoclavicular

Question 7

Where is the acromioclavicular joint located

Answer 7

Between the acromion process and the lateral end of the clavicle

Question 8

What are the two ligaments associated with the acromioclavicular joint

Answer 8

Superior/inferior acromioclavicular

Coracoclavicular

Question 9

A “separated shoulder” is really what injury anatomically

Answer 9

Rupture of the acromioclavicular and coracoclavicular

Question 10

Where is the shoulder joint located

Answer 10

Between the glenoid fossa of the scapula and the head of the humerus

Question 11

What are the two openings in the shoulder joint

Answer 11

One for long head of biceps brachii to pass

Anterior opening for communication subscapular bursa

Question 12

What are the ligaments of the shoulder joint

Answer 12

Superior /middle / inferior glenohumoral
Transverse humoral ligament
Coracohumeral ligament

Question 13

Inferior dislocation of the shoulder can damage what nerve

Answer 13

Axillary

Question 14

Where is the elbow joint located

Answer 14

Between the trochlea and capitulum of the humerus

Trochlea notch of ulna and head of radius

Question 15

What two ligaments are important for the elbow joint

Answer 15

Radial collateral ligament

Ulnar collateral ligament

Question 16

Where is the proximal radioulnar joint located

Answer 16

Between the head of the radius + annular ligament

And Radial notch of ulna

Question 17

What type of joint is the proximal radioulnar joint

Answer 17

Pivot joint

Allows pronation and supination

Question 18

What ligament forms a collar around the head of the radius

Answer 18

Annular ligament

Question 19

What dislocation of the arm is common in preschool age children

Answer 19

Dislocation of the proximal radioulnar joint by tearing the annular ligament

Question 20

What is the middle radioulnar joint

Answer 20

Where the radius and ulna are linked by a tough fibrous connective sheet

Question 21

Where is the distal radioulnar joint

Answer 21

Between the head of the ulna and ulnar notch on the distal end of the radius

Question 22

What kind of joint is the wrist joint

Answer 22

Ellipsoidal joint

Question 23

Where is the wrist joint

Answer 23

Between radius above and scaphoid and lunate bones below

Question 24

What are the ligaments of the wrist joint

Answer 24

Dorsal /palmar radiocarpal

Radial / ulnar collateral ligaments

Question 25

What is a Colles fracture

Answer 25

When the distal fragment of the broken radial fracture is displaced posteriorly

Question 26

What is a smiths fracture

Answer 26

When the distal fragment of the radial fracture is displaced anteriorly

Question 27

What kind of joint is at the thumb

Answer 27

Saddle joint

Question 28

What are the three ligaments associated with the metacarpophalangeal joint

Answer 28

Palmar ligaments
Deep transverse metacarpal ligaments
Collateral ligaments

Question 29

What movements do interphalangeal joints allow

Answer 29

Flexion /extension