micturition reflex(n = noun.act) - relaxation of the urethral sphincter in response to increased pressure in the bladder;
is a kind of inborn reflex, innate reflex, instinctive reflex, physiological reaction, reflex, reflex action, reflex response, unconditioned reflex

accommodation reflex, acquired reflex, babinski reflex, conditional reflex, conditioned reflex, defecation reflex, gag reflex, inborn reflex, innate reflex, instinctive reflex, knee-jerk reflex, light reflex, micturition, moro reflex, myotactic reflex, patellar reflex, pharyngeal reflex, pilomotor reflex, plantar reflex, pupillary reflex, rectal reflex, reflex, reflex action, reflex angle, reflex arc, reflex camera, reflex epilepsy, rooting reflex, startle reflex, stretch reflex, suckling reflex, unconditioned reflex