Answer to Question 1
ANS: A
In classical times, large cities grew, and elaborate drainage systems were constructed. In Leviticus, the Hebrews formulated the first hygiene code. This hygiene code protected water and food by creating laws that governed personal and community hygiene, such as contagion, disinfection, and sanitation. This is best described through the building of safe sewage disposal systems. Healthy food choices and exercise, praying to the gods for preservation, and the use of medicine and other herbal measures were not among the first measures used by large communities to ensure health.
Answer to Question 2
ANS: A
Upstream thinking actions focus on modifying economic, political, and environmental factors that are the precursors of poor health throughout the world.
(a) Feeding by bear on salmon results in large allochthonous inputs of nutrients into (b) the forest
A large female tiger shark (Galeocerdo cuvier)
Several species of squirrels have melanistic phases. In large parts of United States and Canada, the
Wandering Albatrosses are colonial but have large widely spaced territories. Here a pair performs th
Apply light effleurage around abdomen in a large circle with the palm of a flat hand.
Venn diagram representation of 17,067 medium and large clusters of protein