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Illustration of neck anatomy in rats, coronal view: (1) cleidotrapezius muscle; (2) external jugular vein; (3) sternomastoid muscle; (4) submandibular salivary gland; (5) sternohyoid muscle; (6) trachea; (7) esophagus; (8) common carotid artery; (9) vagus nerve; (10) sternocleidomastoidian muscle.
