zygoma leads to rising and flexion in the forearm. Brudzinski's reflex, in which passive flexion of one knee into the abdomen leads to involuntary flexion in the opposite leg, and stretching of a limb that was flexed leads to contralateral extension. See also Meningitis Meningoencephalitis References External links FPnotebook page on meningeal signs Image of Kernig's sign Symptoms and signs: Nervous system