Unformatted text preview: 984 Signiﬁcant reduction in water-home diseases occurred during the 19‘h and 20‘“ century mainly
because of: V/ ”a. the establishment and implementing of drinking water treatment
b. the mastering of vaccination procedures (2.. the monitoring by WHO of drinking water quality in developing countries
' _; a and c
‘u ' all of the above / 99- Which is @about children’s developmental systems?
a. they grow rapidly’l’ .
’19; they are easily disruptedT
f? in utero children are l s vulnerable than children aﬁer birth
Ldi they are very delicateef e. their metabolic pathways are immature]- 100 éccording to chapter 17, health care services damage the environment.
true . false
. c. this chapter does not discuss this issue. ...
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- Spring '11