Brachial Plexus

Question 1

Dorsal Scapular Nerve

Answer 1

C5

Question 2

Long Thoracic Nerve

Answer 2

C5, C6, C7

Question 3

Suprascapular Nerve

Answer 3

C5 and C6

Question 4

Nerve to subclavius

Answer 4

C5 and C6

Question 5

Name all three Trunks and derivations

Answer 5

Upper- C5 and C6
Middle- C7
Lower- C8 and T1

Question 6

6 Divisions and derivations

Answer 6

Anterior Superior- C5 and C6
Anterior Middle- C7
Anterior Inferior- C8 and T1
Posterior Lateral- C5 and C6
Posterior Posterior- C7
Posterior Medial- C8

Question 7

3 Cords and derivations

Answer 7

Lateral Cord- Anterior superior and middle divisions (C5, C6, and C7)
Posterior Cord- all posterior divisions (C5, C6, C7, and C8)
Medial Cord- Anterior inferior division (C8 and T1)

Question 8

Lateral Pectoral Nerve derivation

Answer 8

Lateral Cord

C5, C6, and C7

Question 9

Upper Subscapular derivation

Answer 9

Posterior Cord

C5, C6, C7, and C8

Question 10

Lower Subscapular derivation

Answer 10

Posterior Cord

C5 and C6

Question 11

Thoracodorsal derivation

Answer 11

Posterior Cord

C7 and C8

Question 12

Medial Pectoral derivation

Answer 12

Medial Cord

C8 and T1

Question 13

Medial Antebrachial cutaneous derivation

Answer 13

Medial Cord

C8 and T1

Question 14

Medial Brachial derivation

Answer 14

Medial Cord

C8 and T1

Question 15

5 Terminal Branches of Brachial Plexus

Answer 15

Musculocutaneous
Axillary
Median
Radial
Ulnar

Question 16

Derivations of 5 Terminal branches

Answer 16

Musculocutaneous- C5, C6, and C7
Axillary- C5 and C6
Median- C6, C7, C8, and T1
Radial- C5, C6, C7, and C8
Ulnar- C8 and T1