1796373
Beschreibung
Quiz von sterling.guy, aktualisiert more than 1 year ago
|
Erstellt von sterling.guy
vor mehr als 9 Jahre
|
|
Frage 1
Frage
Risk assessment is
Antworten
-
the probability of suffering harm from a hazard that can cause injury, disease, death, economic loss, or damage.
-
deciding whether or how to reduce a particular risk to a certain level and at what cost.
-
the scientific process of using statistical methods to estimate how much harm a particular hazard can cause to human health or to the environment.
-
a mathematical statement about how likely it is that harm will be suffered from a hazard.
Frage 2
Frage
HIV is considered a/an
Antworten
-
communicable disease.
-
all of the choices
-
transmissible disease.
-
infectious disease.
Frage 3
Frage
One major problem of infectious diseases is that they
Antworten
-
can be spread by so many pathways: water, food, and body fluids.
-
are so incredibly difficult to identify.
-
are very difficult to treat.
-
are often misdiagnosed and incorrectly treated.
Frage 4
Frage
Causing the deaths of many children under the age of five by dehydration, this disease is
Antworten
-
HIV.
-
diphtheria.
-
diarrhea.
-
hepatitis.
Frage 5
Frage
Ethyl alcohol, found in alcoholic beverages, can cause harm or birth defects to a fetus or embryo. Because of its effects, it is called both a toxic chemical and a
Antworten
-
carcinogen.
-
teratogen.
-
mutagen.
-
all of the choices
Frage 6
Frage
A global strategy to slow the spread of AIDS (according to the World Health Organization) has this priority:
Antworten
-
provide HIV testing for people in high-risk groups.
-
reduce the number of new infections below the number of deaths.
-
concentrate on those most likely to spread the disease.
-
all of the choices
Frage 7
Frage
Chemicals that specifically harm the human nervous system are called
Antworten
-
teratogens.
-
mutagens.
-
toxic chemicals.
-
neurotoxins.
Frage 8
Frage
Hormonally active agents (HAAs)
Antworten
-
are hormone mimics that can disrupt or impair reproductive systems and sexual development.
-
are beneficial chemicals found in nature that enhance healthy endocrine systems.
-
are substances produced by the body that enhance healthy endocrine systems.
-
have been identified as ingredients in plastic toys; U.S. researchers are in agreement that these toys are a threat, so all such products are no longer being produced.
Frage 9
Frage
Toxicology is
Antworten
-
the manufacture of toxic chemicals for pesticides and herbicides.
-
the study of the harmful effects of chemicals on humans.
-
the study of toxic chemicals and their structure.
-
all of the choices
Frage 10
Frage
Several factors can affect the level of harm caused by a chemical. Which is not one of these?
Antworten
-
biological magnification
-
solubility
-
state of health
-
persistence
Frage 11
Frage
A person is exposed to a certain substance and feels an immediate reaction. Her reaction is
Antworten
-
clearly dependent on the toxicity of the chemical she was exposed to.
-
called a chronic reaction.
-
called an acute reaction.
-
clearly dependent on the dose she was exposed to.
Frage 12
Frage
Animal testing is giving way to cheaper, faster, and more humane methods. Which is not one of these?
Antworten
-
cultures skin tests on human volunteers
-
testing individual animal cells
-
testing chicken membranes
-
computer simulations and testing with tissue
Frage 13
Frage
All natural chemicals are safe.
Antworten
- True
- False
Frage 14
Frage
The greatest risk in life is
Antworten
-
lifestyle choices.
-
toxic chemicals.
-
running an assembly line on a factory floor.
-
poverty.
Frage 15
Frage
It has been said that most people don't know how to evaluate risks. Which of the following has the highest risk associated with it?
Antworten
-
being killed by a gun
-
smoking one pack of cigarettes per day
-
motorcycling
-
being struck by lightning
Frage 16
Frage
In order to test the effects of potentially harmful chemicals, experiments often
Antworten
-
use animals in place of people. The results are then applied to humans.
-
use people, but use extremely low doses of the chemicals.
-
use safe chemicals that have similar properties as those of the potentially harmful chemicals.
-
rely solely on computer simulations.
Frage 17
Frage
Generally, there is no waste in nature.
Antworten
- True
- False
Frage 18
Frage
Wastes that threaten human health or the environment because they are poisonous, dangerously chemically reactive, corrosive, or flammable are
Antworten
-
industrial wastes.
-
solid wastes.
-
hazardous wastes.
-
municipal wastes.
Möchten Sie mit GoConqr kostenlos Ihre eigenen Quiz erstellen? eigenen Mehr erfahren.