School and Industrial Hygiene |
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Page 14
... producing actual and very marked lowering of the powers of execution . No scholar ought to be allowed to remain under the influence of them . It is the teacher's place to find out the cause , and remove it if possible . In a certain ...
... producing actual and very marked lowering of the powers of execution . No scholar ought to be allowed to remain under the influence of them . It is the teacher's place to find out the cause , and remove it if possible . In a certain ...
Page 17
... produce dyspepsia - cake and pie and doughnuts . The child finishes the school- tasks , and goes home with an armful of books and an aching head - in need of food and rest and play , but hardly aware of either , and intent simply on ...
... produce dyspepsia - cake and pie and doughnuts . The child finishes the school- tasks , and goes home with an armful of books and an aching head - in need of food and rest and play , but hardly aware of either , and intent simply on ...
Page 53
... produce is quickly recovered from if the eye is rested often ; its effects are exag- gerated by the excessive fineness of the objects looked at ( as in embroidering , and small maps and type ) , by poor light , by fatigue , by ...
... produce is quickly recovered from if the eye is rested often ; its effects are exag- gerated by the excessive fineness of the objects looked at ( as in embroidering , and small maps and type ) , by poor light , by fatigue , by ...
Page 56
... like that of this page , or a pale blue ( which is commonly taken for clear white ) , produced by adding a pigment . The practice of calendering the sheets , to give a gloss , is altogether improper , for 56 SCHOOL AND INDUSTRIAL HYGIENE .
... like that of this page , or a pale blue ( which is commonly taken for clear white ) , produced by adding a pigment . The practice of calendering the sheets , to give a gloss , is altogether improper , for 56 SCHOOL AND INDUSTRIAL HYGIENE .
Page 65
... produce deformity and defects of sight are the fol- lowing : 1. Desk too low , causing a forward stoop , with tendency to congestion of the head and formation or increase of near - sight . 2. Desk too high , causing undue elevation of ...
... produce deformity and defects of sight are the fol- lowing : 1. Desk too low , causing a forward stoop , with tendency to congestion of the head and formation or increase of near - sight . 2. Desk too high , causing undue elevation of ...
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Common terms and phrases
adult allowed Amherst College amount Astigmatism attend Aurist better body boys brain causes cent CHAPTER chest chil child classes Cloth danger deformity desk-lid Diphtheria disease distance dren duty dyspepsia edge Edition Edwin Chadwick effect excessive exercise eyes fact fatigue feet foot-rest fresh air girls give gymnastics habit Health Primers heat height Hospital Hygiene Illustrations inches injury Jefferson Medical College labor large number light lumbar vertebrę Manual meals Medical College mental mind muscles myopia near-sight Nurses objects Obstetrics oculist person Philadelphia physician play poisonous position practical prevent Professor public schools pupils rest retina Rush Medical College scholars SCHOOL-DESKS AND SEATS school-life school-rooms shoulder-joint shoulders sitting sleep spinal curvature spine suitable teach teacher tendency thing three hours tion University of Pennsylvania ventilation vigorous women writer's cramp writing young
Popular passages
Page 134 - A child, young person, or woman, shall not be allowed to work between the fixed and traversing part of any self-acting machine while the machine is in motion by the action of steam, water, or other mechanical power.