What is the meaning of dorsaflexion?

Answer 1

dorsaLflexion is when you point your toes up (standing on heels). The opposite would be plantarflexion which is the position a ballerina has her feet when she walks on her toes

Answer 2

Dorsiflexion is the movement of bringing the top of the foot towards the shin. This movement typically occurs at the ankle joint and is the opposite of plantarflexion. Dorsiflexion can also refer to a movement or position where the back is arched backward.