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Nerve plexus
Name and structureserved
Question | Answer |
---|---|
Skin on posterolateral aspect of neck | C2,(C3) Lesser Occcipital |
Skin of ear, skin over parotid gland | C2, C3 Greater Auricular |
Skin on anterior and lateral aspect of neck | C2, C3 Transverse Cutaneous |
Skin of shoulder and anterior aspect of neck | C3, C4 Supraclavicular |
lesser occipital, Greater auricular, Transverse Cutaneous, Supraclavicular are what branches | Cutaneous branches (superficial) of the Cervical plexus |
Infrahyoid muscles of the neck (omohyoid, sternohyoid, &sternothyroid | C1-C3 Ansa Cervicalis |
Deep muscles of the neck (geniohyoid,& thyroid)portions of scalenes, levator scapulae, trapezius, & stercleidomastoid muscles | C1-C5 segmental and other muscle branches |
Diaphragm (sole motor nerve supply) | C3-C5 Phrenic |
Ansa cervicalis, Segmental, & Phrenic are what branches | Deep Cervical plexus |
Muscular branches: deltoi tere minorCutaneous branches: some skin of shoulder region | Axillary Posterior cord C5,C6 |
Muscular-flexors of anterior armCutaneous-anteriolateral forearm | Musculocutaneous Lateral cord C5-C7 |
Muscular-flexor group of anterior forearm; instrinsic muscles of lateral palm & digital branches to the figer Cutaneous-lateral 2/3 of hand; palm side of dorsum of fingers 2 & 3 | Median two branches C8,T1 & C5-C7 |
Muscular-anterior forearm flexors; most instrinsic muscles of hand cutaneous medial third hand, anterior & posterior aspects |