No. 18.
665
HYGIENE.
CLASS I.
1. Why does the body require salts as part of its nourishment? Whence are they derived?
2. In construering a house what precautions are necessary with reference to :-
(1) Building Materials.
(2) Kitchens.
(3) Latrines and Urinals.
3. Why is steam heating usually unhealthy? What form of artificial heating is the healthiest?
4. Are sewers necessary in every city to carry off :-
(1) slop water.
(2) storm water.
(3) excretal matter.
Give reasons for your opinion on each point.
5. On what principles is the modern control of infectious diseases based?
No. 19.
HYGIENE.
CLASS II.
1. Draw a diagram and explain the Thermometer.
use of the Clinical
2. Why should lead piping never be used for a water supply? Illustrate your meaning by reference to the Hongkong system of water supply.
3. Show by a table the different quantities of the four kinds of food required when the body is :---
(1) at rest.
(2) engaged in hard work.
4. (a) What is the healthiest night clothing?
(b) Why are stuffed mattresses unhealthy? (c) What is the best form of mattress ?
5. What are the functions of the following organs of the human body:-
(1) Stomach.
(2) Liver.
(3) Pancreas.
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