Flexion (noun) = the action of bending or the condition of being bent, especially the bending of a limb or joint. "flexion of the fingers"
Flexing or moving the sole of your foot.
flexion
Lateral flexion usually refers to the spine, or vertebral column. You can laterally flex your head, neck, or your torso (back). =answer= Lateral direction is away from the midline of the body (an imaginary line from the middle of your node to your belly button). Flexion is the opposite to extension where the angle between anterior surfaces is decreased (as you being then closer together by 'bending') - except for the knee where the opposite is true. Lateral flexion is therefore a combination of there two movements.
flexion and extension
It is Flexion and Extension
list movements for trunk flexion
Plantar flexion
Plantar flexion occurs in your feet.
plantar flexion and knee flexion
balance
balance
Flexion is movement during which the knees or elbows are bent to decrease the angle of the joint