Exam 4: Environments

Question 1

Top 10 leading causes of death

Answer 1

1. Ischemic
2. Stroke
3. Respiratory
4. COPD
5. Intestinal disease

Question 2

Top 5 leading causes in Canada:

Answer 2

1. Malignant neoplasms
2. Diseases of heart
3. Cerebrovascular diseases
4. Chronic lower respiratory disease
5. Accidents

Question 3

What is the 3rd leading cause of death in Africa?

Answer 3

Malaria (9)%

Question 4

Top 3 causes in India

Answer 4

1. Cardio
2. Respiratory
3. Tuberculosis

Question 5

Top 3 in China

Answer 5

1. Malignant tumor
2. Heart disease
3. Cerebrovascular disease

Question 6

How many deaths could be prevented by improving environment?

Answer 6

13 million

Question 7

How many diseases are caused by environmental factors in children under 5?

Answer 7

1/3

Question 8

Top environmental factors causing sickness

Answer 8

unsafe water, air pollution

Question 9

In developing countries what are the main diseases caused by environmental factors

Answer 9

diarrhoeal disease
lower respiratory infections
accidents
malaria

Question 10

Air poulltion mostly comes from?

Answer 10

fuel from vehicles, and industry

Question 11

Country using most solid fuels

Answer 11

Africa

Question 12

Largest factor of chemicals

Answer 12

indoor smoke and second hand smoke

Question 13

2 countries that have the account for over 40% of malaria cases

Answer 13

Nigeria and Democratic Republic of the Congo

Question 14

Common toxins in Canada

Answer 14

Asbestos
Carbon monoxide
Radon
Mold

Question 15

Asbestos

Answer 15

6 different types of crystals found naturally
Used for insulation, heat protection, sound proofing
Causes respiratory problems

Question 16

Biggest mine of asbestos

Answer 16

Quebec

Question 17

Radon gas

Answer 17

Produced naturally by radioactive decay of uranium

2nd leading cause of lung cancer

Question 18

Where is the highest amount of uranium found in the world?

Answer 18

Australia

Question 19

Carbon monoxide (CO)

Answer 19

gas that forms whenever you burn fuel

Question 20

symptoms of CO at low levels

Answer 20

headaches, tiredness, shortness of breath and impaired motor functions. (Flu like symptoms)

Question 21

symptoms of CO at high levels

Answer 21

dizziness, chest pain, tiredness, poor vision and difficulty thinking.
Can cause coma or death

Question 22

Strategies for mitigating carbon monoxide

Answer 22

Maintenance, leave BBQs outside, no idling indoors, CO detector

Question 23

BPA stands for

Answer 23

Bisphenol A - Polycarbonate plastics

Question 24

If a plastic has BPA, what recycle code does it have?

Answer 24

7

Question 25

Exposure can cause (BPA)

Answer 25

Sperm fertility
Breast tissue development
Changes in prostate gland

Question 26

Pesticides

Answer 26

insecticides – for insect control
herbicides – for weed control
fungicides – for control of disease caused by fungus

Question 27

Phthalates

Answer 27

Plastic in PVC, IV bags, shower curtains

Question 28

Fracking

Answer 28

To extract oil. Found within rock and sand

Question 29

Environmental concerns of fracking

Answer 29

5-8 million gallons of fresh water
Ground water exposed
Methane produced

Question 30

ElectroSmog

Answer 30

Invisible electromagnetic wave

Question 31

Dividing line between ionizing and non-ionizing

Answer 31

ultra-violet

Question 32

Two types of waves

Answer 32

Electromagnetic and mechanical

Question 33

ionizing and non-ionizing

Answer 33

Not new radiation- sunlight

Question 34

Free radicals

Answer 34

Ripping apart oxygen molecule

Question 35

SAR

Answer 35

specific absorption rate * per weight

Question 36

Cellphones use

Answer 36

high freq