restricts, impedes, curtails, inhibits, hinders, impairs, slows, shrinks, weakens, enlarges, interferes, dilates, disrupts, constrains, stimulates, lowers, deadens, obstructs, encumbers, reduces, dampens, erodes, loosens, suppresses, alters, distorts, stifles, occludes, restrains, diminishes, irritates, quickens, tightens, lessens, enhances, lengthens, reshapes, elongates, inflates, depresses, cripples, thickens, hypertrophied, relaxes, narrows, inflames, aggravates, thins, accelerates, distend, deforms, enervates, impinges, warps, corrodes, undermines, shortens, chokes, dulls, imperils, depletes, liberates, multiplies, complicates, circumscribes, sphincter muscle, stiffens, deprives, hurts, limiting, broadens, affects, palpitate, paralyzes, perturbs, coagulates, emasculates, unclogs, expands, truncates, dilutes, shrivels, overworks, fettering, deflates, disturbs, pelvic cavity, detaches, crimped, confuses, enriches, lightens, eustachian tube, squeezes, modifies, ablates, destroys, compresses, saturates, numbs, secretes, intensifies, induces, subsides, blender, bolus, bordering, caffeine, came, closes, crypt, drip, dw, dwell, ensues, flickers, freckles, glints, hazel

cardiac cycle, light adaptation, musculus sphincter urethrae, parasympathetic, parasympathetic nervous system, urethral sphincter