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At later stages , branches of radial arteries penetrated the periphery forming an extensive mesh of capillaries on the concave surface .
 Anatomy: branches; Anatomy: radial arteries; Anatomy: capillaries; Anatomy: surface
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: branches; Anatomy: radial arteries; Anatomy: capillaries; Anatomy: surface