[The effect of polytechnical education on the functional condition of the organism of the pupils of the 12 years secondary school].
D000293:Adolescent; D002320:Cardiovascular Physiological Phenomena; D002319:Cardiovascular System / Q000502:physiology*; D006801:Humans; D010809:Physical Fitness; D011680:Pupil; D012574:Schools; D014829:Vocational Education
CARDIOVASCULAR SYSTEM/physiology; PHYSICAL FITNESS/in adolescence; VOCATIONAL EDUCATION