放ほう線せん

noun, noun-modifying (irregular)

radial structure; radiation (anatomy)

Technical term used in anatomy and biology for a radial arrangement or radiation of structures, such as nerve fibers or blood vessels. The Latin term 'radiatio' is sometimes used in medical contexts.

• 放ほう線せん冠かんは大だい脳のう皮ひ質しつから放ほう射しゃ状じょうに広ひろがる神しん経けい線せん維いの束たばである。

  The corona radiata is a bundle of nerve fibers radiating from the cerebral cortex.

• この解かい剖ぼう図ずでは、血けっ管かんの放ほう線せん状じょうの走そう行こうがよくわかる。

  In this anatomical diagram, the radial course of the blood vessels is clearly visible.