手背とは、手首と中手部の裏側を指します。
945
https://funatoya.com/funatoka/anatomy/spalteholz/J945.html
951
https://funatoya.com/funatoka/anatomy/spalteholz/J951.html
952
https://funatoya.com/funatoka/anatomy/spalteholz/J952.html
1080
https://funatoya.com/funatoka/anatomy/spalteholz/J1080.html
1080