An impression of having seen or experienced something before: Old-timers watched the stock-market crash with a distinct sense of dÃ©jÃ  vu. b. Dull familiarity; monotony: the dÃ©jÃ  vu of the tabloid headlines.
Lateral Neck Flexion Stretch. Lateral neck flexion stretch targets the upper trapezius muscle. This stretch can be very useful for people who suffer from tight, aching muscles in the upper back and neck, such as those who work at a computer.his stretch can be very useful for people who suffer from tight, aching muscles in the upper back and neck, such as those who work at a computer.
Muscles of the Neck: Head Movements. Head is moved by muscles originating from the axial skeleton. Major head flexor is the sternocleidomastoid muscles. Synergists to head flexion are the suprahyoid and infrahyoid. Lateral head movements are accomplished by the sternocleidomastoid and. scalene muscles. Head extension is accomplished by the deep splenius muscles and aided by. the superficial trapezius.