[Solved] "Fisting" is the colloquial term used to describe A) erotic sucking of a hand and fingers. B) vaginal penetration with any object other than a penis. C) anal penetration with a hand and/or forearm. D) anal penetration with any object other than a penis. E) erotic sucking of a sex partners hands and feet. Muscle Contraction: The physiological process where muscles respond to stimuli and change in tension, leading to movement or maintenance of posture. Constant Force: A force that remains unchanged in magnitude and direction over time. Muscle Contraction: The activation of tension-generating sites within muscle fibers, essential for body movement and posture support. Constant Force: A steady force applied over a period of time in physics or engineering, often in contrast to varying forces.