M2-C1-L12 --> Shoulder Joint, Arm, And Elbow Joint

Front 1

Which spinal nerves are involved in plexus formation?

Back 1

All except T2-T11

Front 2

What is the relationship of muscles with their nerve supply?

Back 2

Muscles retain their original SEGMENTAL nerve supply.

Front 3

Myotome segmentation pattern is seen where?

Back 3

All areas except in areas of plexus formation.

Front 4

Dermatomes are arranged how?

Back 4

In stripes.

Front 5

Cutaneous nerves are arranged how?

Back 5

In patches

Front 6

A root lesion would in the UE, would manifest what type of sensory loss?

Back 6

Loss of dermatome (stripe)

Front 7

A cutaneous nerve lesion in the UE would manifest what type of sensory loss?

Back 7

Parts of two or more dermatomes are lost.

Front 8

What is the benefit of veins running superficially?

Back 8

Temperature regulation

Front 9

All lymphatic nodes of UE drain where?

Back 9

Axillary nodes

Front 10

Which ARM muscles flex the ARM?

Back 10

Deltoid
Biceps
Coracobrachialis

Front 11

1. Cephalic
2. Basilic
3. Median Cubital

Back 11

Name

Front 12

1. Deltoid
2. Short head of bicep
3. Long head of bicep
4. Brachialis
5. Brachioradialis
6. Coracobrachialis
7. Musculocutaneous nerve
8. Brachial artery
9. Median nerve
10. Medial Brachial Cutaneous nerve
11. Triceps
12. Ulnar nerve
13. Medial Antebrachial cutaneous nerve
14. Bicipital aponeurosis
15. Pronator teres

Back 12

Name

Front 13

Which muscles in the arm flex the forearm?

Back 13

Biceps
Brachialis

Front 14

Which muscle(s) in the arm also acts as a supinator?

Back 14

Biceps brachii

Front 15

Describe the innervation of the ARM flexor muscles.

Back 15

Axillary nerve -> deltoid

Musculocutaneous nerve -> all except deltoids

Front 16

What are the ARM Extensor muscles?

Back 16

Triceps brachii

Anconeus

Front 17

What innervates the ARM extensor muscles?

Back 17

Radial nerve

Front 18

Which head of the tricep attaches to the scapula?

Back 18

Long head.

Front 19

1. Long head of triceps brachii
2. Medial head of triceps brachii
3. Lateral head of triceps brachii
4. Radial nerve
5. Anconeus

Back 19

Answer

Front 20

What are the components of the quadrangular space?

Back 20

Posterior Circumflex Humeral artery

Axillary nerve

Front 21

What are the components of the triangular space?

Back 21

Circumflex scapular artery

Front 22

What are the components of the triangular interval?

Back 22

Deep Brachial artery

Radial nerve

Front 23

What are the medial and lateral boundaries of the cubital fossa?

Back 23

Medial boundary - Pronator Teres

Lateral boundary - Brachioradialis

Front 24

What is the roof of the cubital fossa?

Back 24

Deep fascia of arm

Bicipital Aponeurosis

Front 25

What comprises the floor of the cubital fossa?

Back 25

Biceps tendon

Brachialis

Supinator

Front 26

What are the neurovascular contents of the cubital fossa?

Back 26

Median nerve

Radial nerve

Brachial artery and vein with their branches

Front 27

Deep brachial artery:

- follows what nerve
- anastomosis with what aa.

Back 27

Radial nerve

Radial recurrent aa

Front 28

Superior Ulnar collateral:

- follows what nerve
- anastomosis with what aa.

Back 28

Ulnar nerve

Posterior Ulnar Recurrent

Front 29

Inferior Ulnar collateral:

- anastomosis with what aa.

Back 29

Anterior Ulnar Recurrent

Front 30

1. Brachial artery
2. Radial recurrent
3. Radial artery
4. Deep brachial artery
5. Superior ulnar collateral
6. Inferior ulnar collateral
7. Anterior ulnar recurrent
8. Posterior ulnar recurrent
9. Ulnar artery

Back 30

name

Front 31

Deep brachial veins:

- form what?
- attach to what?

Back 31

Venae communicates

Brachial artery

Front 32

What are the ligaments of the sternoclavicular joint?

Back 32

1. Anterior sternoclavicular
2. Posterior sternoclavicular
3. Costoclavicular
4. Interclavicular
5. Articular disc

Front 33

1. Costoclavicular
2. Anterior sternoclavicular
3. Posterior sternoclavicular
4. Interclavicular
5. Articular disc

Back 33

Name the ligaments

Front 34

Capsular atresia

Back 34

What condition is this?

Front 35

1. Rotator cuff
2. Coracohumeral
3. Glenohumeral
4. Transverse humeral
5. Long head of biceps

Back 35

Ligaments

Front 36

Shoulder separation is when what happens?

Back 36

In the AC joint, there is a tear in the:

- acromioclavicular ligament
- coracoclavicular ligament

Front 37

The glenoid cavity has what tendon attach to it?

Back 37

The long head of biceps

Front 38

Define bursa.

Back 38

Synovial fluid filled sac

(like a cushion)

Front 39

What are the muscles of the rotator cuff?

Back 39

Supraspinatus
Infraspinatus
Teres minor
Subscapularis

Front 40

What is capsular atresia?

Back 40

Overuse of shoulder causes loss of synovial capsule, leading to abrasion and erosion of rotator cuff.

Front 41

1. Coracoacromial
2. Acromioclavicular
3. Coracoclavicular

Back 41

Ligaments

Front 42

Describe a shoulder dislocation.

Back 42

Tearing of the glenohumeral ligament in the glenohumeral joint.

Front 43

What are the ligaments of the elbow joint?

Back 43

Radial collateral
Ulnar collateral
Anular

Front 44

A "pulled elbow" is what?

Back 44

A subluxation of anular ligmanet.

Front 45

1. Capsule
2. Radial Collateral ligament
3. Ulnar Collateral ligament
4. Anular
5. Radial tuberosity
6. Ulnar tuberosity

Back 45

name

Front 46

What inserts in to the radial tuberosity?

Back 46

Biceps

Front 47

What inserts in to the ulnar tuberosity?

Back 47

Brachialis

Front 48

In rotating from supine to pronation of the forearm, what is the only bone that moves?

Back 48

Radius

Front 49

What dense connective tissue holds the radius and ulna together?

Back 49

interosseous membrane