Unit 4 - Head and Neck; Branches of Spinal Nerves in Neck (A/Ventral Region) (Ex. III) Flashcards Preview

Gross Anatomy '15 Ex. III > Unit 4 - Head and Neck; Branches of Spinal Nerves in Neck (A/Ventral Region) (Ex. III) > Flashcards

Flashcards in Unit 4 - Head and Neck; Branches of Spinal Nerves in Neck (A/Ventral Region) (Ex. III) Deck (4)
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1

C2

sensory: lesser occipital n. --> sensory part of C plexus --> A and L neck
motor: ansa cervicalis --> infrahyoid muscles except thyrohyoid

2

C2-C3

sensory: great auricular n.; transverse cervical n. --> sensory part of C plexus --> A and L neck
motor: ansa cervicalis --> infrahyoid muscles except thyrohyoid

3

C3-C4

sensory: supraclavicular n. --> sensory part of C plexus --> A and L neck
motor: contribute to phrenic n. (C3-C5) --> diaphragm and pericardium

4

C1

NO SENSORY BRANCHES
motor: ansa cervicalis --> infrahyoid muscles (except thyrohyoid)

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