Plexus

Question 1

Lesser Occipital (C2)

Answer 1

Skin of scalp - Posterior + Superior to ear

Question 2

Great Auricular (C2-C3)

Answer 2

Skin Anterior, Inferior + Over Ear + Over parotid Gland

Question 3

Transverse Cervical (C2-C3)

Answer 3

Skin over anterior aspect of neck

Question 4

Supraclavicular (C3-C4)

Answer 4

Skin over superior portion of chest + shoulder

Question 5

Ansa Cervicalis sup root (C1)

Answer 5

Infrahyoid + Geniohyoid Muscle of Neck

Question 6

Ansa Cervicalis inf root (C2 - C3)

Answer 6

Infrahyoid Muscles of Neck

Question 7

Phrenic (C3 - C5)

Answer 7

Diaphrapm

Question 8

Segmental Branches (C1 - C5)

Answer 8

Prevertebral muscle of Neck, Lev scap + Middle scalene MM

Question 9

Dorsal Scapular (C5)

Answer 9

Levator Scapulae, Rhomboid major, Rhomboid minor

Question 10

Long Thoracic (C5-C7)

Answer 10

Serratus Anterior

Question 11

Nerve to Subclavius (C5-C6)

Answer 11

Subclavius

Question 12

Suprascapular (C5-C6)

Answer 12

Supraspinatus, Infraspinatus

Question 13

Musculocutaeous (C5-C7)

Answer 13

Brachicalis, Bicep Brachii, Coraco Brachialis

Question 14

Lateral Pectoral (C5-C7)

Answer 14

Pectorals Major, Pectoralis minor

Question 15

Upper Subscapular (C5-C6)

Answer 15

Subscapularis

Question 16

Thoracodorsal (C6-C8)

Answer 16

Latissimus Dorsi

Question 17

Lower Subscapular (C5-C6)

Answer 17

Teres Major

Question 18

Axillary (C5-C6)

Answer 18

Teres minor, Deltoids

Question 19

Median (C5-T1)

Answer 19

Pronator teres, FDS, FDP, Pronator Quadratus, FCR, Palmaris longus, FPL, ABD.P.B, FPB, Lumb Magus

Question 20

Radial (C5-T1)

Answer 20

Aconeous, ECRL, ECRB, ED, EDM, ECU, EI, Supinator, ABD.PL, EPB, EPL

Question 21

Medial Pectoral (C8-T1)

Answer 21

Pectorals major, Pectorals Minor

Question 22

Ulnar (C8-T1)

Answer 22

FCU, FDP, FPB, OP, Palmaris brevis, ABD.D.M.M, FDMM, ODM, ADD.P, Lumberical manus

Question 23

Superior Gluteal (L4 - S1)

Answer 23

Gluteus Minimus, Glute Med, TFL

Question 24

Inferior gluteal (L5-S2)

Answer 24

Gluteus Maximus

Question 25

Nerve to Piriformis (S1-S2)

Answer 25

Piriformis

Question 26

Nerve to Quadratus Femoris + Inf. Gemellus (L4-S1)

Answer 26

Quadratus Femoris | Inferior Gemellus

Question 27

Nerve to Obturator Internus + Sup Gemellus (L5-S2)

Answer 27

Obturator Internus | Superior gemellus

Question 28

Perforating Cutaneous (S2-S3)

Answer 28

Skin of Inferior medial aspect of buttocks

Question 29

Posterior Cutaneous here of thigh (S1-S3)

Answer 29

``` skin over anal region inf. lateral aspect of buttock sup. post. aspect of thigh superior part of calf Scrotum Labia majora ```

Question 30

Sciatic (L4-S3)

Answer 30

Largest Nerve in Body Longest Nerve in Body Tibial + Common Fibular nerve bond together + split at knee Hamstrings + adductor Magnus

Question 31

Tibial (L4-S3)

Answer 31

Gastrocs, Plantaris, Soleus, Popliteus, Tibialis Posterior, FDL, FHL, Branches of Tibial N. in foot are medial + lateral plantar nerve

Question 32

Tibial (Medial Plantar) (L4-S3)

Answer 32

Branch of Tibial Nerve ABD Hallucis, FDB, Flexor hallucis brevis Skin over med 2/3's Plantar surface foot

Question 33

Tibial (Lateral Plantar) (L4-S3)

Answer 33

Branch of Tibial nerve Remaining mm's in foot, not supplied by medial plantar nerve skin over lat. 3rd of plantar surface

Question 34

Common Fibular (L4-S2)

Answer 34

Divides into superficial fibular + deep fibular branch

Question 35

Superficial Fibular (L4-S2)

Answer 35

Branch of common fibular Fibularis longus + Brevis Skin over distal 3rd of anterior Aspect of leg + doors of foot

Question 36

Deep Fibular (L4-S2)

Answer 36

Branch of common fibular Tibialis anterior, ext. hallucis longus Fibularis tertius, Ext.Digtorum longus + brevis skin on Adj. sides of 1st + 2nd toes

Question 37

Pudental (S2-S4)

Answer 37

Muscles of the perineum skin of penis + scrotum Clitoris, labia majora, labia minora, vagina

Question 38

Iliohypogastric (L1)

Answer 38

Muscles of anterior lateral abdominal wall | skin of anterior abdominal + buttock

Question 39

Ilioinguinal (L1)

Answer 39

Muscles of anterior lateral abdominal wall Skin of superior + medial aspect of thigh Root of penis + scrotum (Males) Labia majora + Mons pubis (Females)

Question 40

Genitofemoral (L1 - L2)

Answer 40

Cremaster muscle Skin over middle anterior surface of thigh scrotum Labia majora

Question 41

Lateral cutaneous nerve of thigh (L2-L3)

Answer 41

Skin over lateral anterior + Posterior aspects of thigh

Question 42

Femoral (L2-L4)

Answer 42

Largest nerve arising from lumbar plexus Flexor muscles of Hip joint + extensor muscles of Hip joint + extensor muscles of knee joint skin over anterior + medial aspect of thigh + medial side of leg + foot

Question 43

Obturator (L2-L4)

Answer 43

Adductor muscles of Hip joint | Skin over medial aspect of thigh