Answer the following statements true (T) or false (F)

1) Ergonomic traps and systems failure are two elements of the accident/incident theory of accident
causation.
2) The epidemiological theory of accident causation holds that models used for studying the
relationships between environmental factors and disease can also be used for studying causal
relationships between environmental factors
and accidents.
3) The three components of the systems theory of accident causation are person, machine, and
environment.
4) The combination theory of accident causation posits that only one specific theory can be used to
explain the causes of a specific accident.


1) TRUE
2) TRUE
3) TRUE
4) FALSE

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