What are the three looped fluid-filled canals in the inner ear that detect the direction of the body's movement?

The semicircular canals (vestibular system)

Explanation:

The inner ear of humans is made up of two parts.

The cochlea which aid in the hearing process. The vestibular system which aid for balance of the body

The vestibular system comprises of three fluid filled looped canals. The vestibular system comprises of sensory cells which detect even a slight tilting of the head. The fluid filled canals are termed as the semicircular canals. It is due to the vestibular system that we feel a room to bespinning even after we have finished our rotation ride.