Ramp cramp is the hinky pink for a painful muscle spasm in the moveable walkway passengers use to board a plane.
insertion
The sarcomere is the contractile unit of a muscle fiber.
The "movable" end of a muscle is called the insertion. The "immobile" end is called the origin. Shortening, or contraction, of a muscle causes the origin and insertion to become closer to one another.
PENIS!
A painful contraction of a muscle is a cramp or charley horse.
yes muscle contractures are painful.. joints get larger and seem to be inflamed sometimes.
A painful muscle contraction is a cramp.
What is the Orgin of a muscle, and the moveable part is the insertion
Such a painful muscle contraction is commonly known as cramp.
Insertion point, which most probably is a tendon.
Insertion
INSERTION