Goose skin

…When exposed to cold, fear, or strong emotional emotion, the arrector pili muscles of the skin contract, causing parts of the skin to swell and look like the skin of a bird that has had its feathers plucked. This condition is also called goosefoot skin, and is the same phenomenon as "having millet on the skin." It is most likely to occur on the thighs, lower legs, and arms, and although it can occur locally, it often starts in one place and spreads to the surrounding areas in a wave-like manner, often ending on one side of the body. …

*Some of the terminology explanations that mention "goose skin" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…寒さ，恐怖，強い精神感動などによって皮膚の立毛筋が収縮し，皮膚の一部が隆起してちょうど毛をむしり取った鳥の肌のような状態をいう。鵞皮（がひ）ともいい，〈肌に粟（あわ）を生ずる〉というのも同じ現象である。起こりやすいのは大腿，下腿，腕などで，限局性に起こることもあるが，しばしば1ヵ所に始まって周辺に波状に伝搬し，体の半側内で終わることが多い。…

※「鵞皮」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報