In recent years, many methods and means have been proposed for anesthesia of hard tooth tissues during their preparation (turbo-installation, injection anesthesia with new anesthetic agents, nitrous oxide, electroanesthesia). For the same purposes, it is proposed to use both noise and musical influences (audioanalgesia).

IP Pavlov and his school considered the salivary function as an indicator of the subtlest changes taking place in the central nervous system.

We observed 85 men and 45 women with urolithiasis with preserved renal function and without concomitant inflammatory processes.

Recently, the study of the most typical intestinal enzymes - enterokinase and phosphatase - has become of great importance in clinical practice.