Muscles of the Upper Limb - Axilla and Brachial Plexus Flashcards Preview

Musculoskeletal Anatomy Diagrams > Muscles of the Upper Limb - Axilla and Brachial Plexus > Flashcards

Flashcards in Muscles of the Upper Limb - Axilla and Brachial Plexus Deck (36):
1

Name nerves A, B and C

A - Upper subscapular nerve

B - Lower subscapular nerve

C - Long thoracic nerve

2

Name muscle A

A - Long head of triceps brachii

3

What is the innervation of muscle A?

Upper and lower subscapular nerves (C5, C6 and C7)

A - Subscapularis

4

What is the innervation of muscle A?

Nerve to subclavius (C5 and C6)

A - Subclavius

5

What is the function of muscle A?

  1. Pulls tip of shoulder inferiorly
  2. Pulls clavicle medially

A - Subclavius

6

Name nerves A to E

A - Musculocutaneous nerve

B - Axillary nerve

C - Radial nerve

D - Median nerve

E - Ulnar nerve

7

Name muscle A

A - Pectoralis major

8

Name muscle A

A - Triceps brachii

9

What is the function of muscle A?

  1. Medial rotation of arm at glenohumeral joint

A - Subscapularis

10

What is the function of muscle A?

  1. Pulls tip of shoulder inferiorly
  2. Protraction of scapula

A - Pectoralis minor

11

Name nerve A and spinal nerves B, C and D from which it is derived

A - Long thoracic nerve

B - C5

C - C6

D - C7

12

What is the innervation of muscle A?

Medial and lateral pectoral nerves

A - Pectoralis major

13

Name the cords of the brachial plexus A, B and C

A - Lateral cord

B - Posterior cord

C - Medial cord

14

Name vessel A

A - Axillary artery

15

What is the innervation of muscle A?

Medial pectoral nerve (C5-T1)

A - Pectoralis minor

16

Name structure A

A - Posterior cord (of brachial plexus)

17

Name nerves A to D

A - Lateral pectoral nerve

B - Suprascapular nerve

C - Dorsal scapular nerve

D - Nerve to suclavius

18

What is the innervation of muscle A?

Radial nerve (C6, C7, C8)

A - Long head of triceps brachii

19

Name muscle A

A - Teres major

20

Name muscle A

A - Latissiumus dorsi

21

Name nerve A

A - Radial nerve

22

What is the function of muscle A?

  1. Adduction of arm at glenohumeral joint
  2. Medial rotation of arm at glenohumeral joint
  3. Extension of arm at glenohumeral joint

A - Latissimus dorsi

23

Name nerve A

A - Long thoracic nerve

24

Name muscle A

A - Serratus anterior

25

Name muscle A

A - Subscapularis

26

What is the innervation of muscle A?

Lower subscapular nerve (C5, C6 and C7)

A - Teres major

27

What is the function of muscle A?

  1. Extension of forearm at elbow joint
  2. Adduction (accessory) of arm at glenohumeral joint
  3. Extension (accessory) of arm at glenohumeral joint

A - Long head of triceps brachii

28

What is the function of muscle A?

  1. Flexion at glenohumeral joint
  2. Adduction at glenohumeral joint
  3. Medial rotation at glenohumeral joint
  4. Flexion of extended arm (clavicular head)
  5. Extension of flexed arm (sternocostal head)

A - Pectoralis major

29

Name the sections of the brachial plexus A to E

A - Nerves

B - Cords

C - Divisions

D - Trunks

E - Roots

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30

What is the innervation of muscle A?

Long thoracic nerve (C5, C6 and C7)

A - Serratus anterior

31

What is the function of muscle A?

  1. Protraction of scapula
  2. Rotation of scapula
  3. Opposes medial scapular border and inferior angle to thoracic wall

A - Serratus anterior

32

Name nerves A to D

A - Medial pectoral nerve

B - Medial cutaneous nerve of arm

C - Medial cutaneous nerve of forearm

D - Thoracodorsal nerve

33

Name muscle A

A - Serratus anterior

34

Name muscle A

A - Subclavius

35

What is the innervation of muscle A?

Thoracodorsal nerve (C6, C7 and C8)

A - Latissimus dorsi

36

What is the function of muscle A?

  1. Medial rotation of arm at glenohumeral joint
  2. Extension of arm at glenohumeral joint

A - Teres major