Dorsal nasal artery

[TA] origin, supratrochlear artery (derivative of ophthalmic artery); distribution, penetrates orbicularis oculi to supply skin of side of root of nose; anastomosis, angular (facial) artery. SYN: arteria dorsalis nasi [TA], external nasal artery*, arteria nasi externa, dorsal artery of nose, external artery of nose.

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