Supination
1. [noun] 1. The condition of being supine; the act of assuming or of being placed in a supine position; rotation of the forearmsuch that the palm of the hand faces anteriorly to the anatomic position; rotation of the foot such that the plantarsurface of rotated upward. 2. The opposite of pronation
Source: https://medical-dictionary.thefreedictionary.com/supination
Frequently Asked Questions
How does supination in the foot serve as the opposite movement to pronation during weight-bearing activities?
Supination causes the foot’s outer edge to rise and the arch to elevate, contrasting with pronation where the inner edge bears more weight. This opposite motion helps us understand foot mechanics when shifting weight during walking.
In everyday walking, what observable characteristics might indicate that the foot is in a supinated position?
A supinated foot may distribute weight more toward the outer edge, with a raised arch. You might notice the foot rolls slightly outward with each step, which highlights the natural outward rotation during movement.
How can the Latin origins of the term supination assist in understanding this foot movement?
The word supination derives from Latin roots meaning 'to lie on the back.' This etymology reflects the upward tilt of the foot’s plantar surface, making it easier to recall that supination involves an upward rotation.