Unit 3 AOS 1 SAC 2

Question 1

How does smoking leads to cardiovascular disease

Answer 1

• Chemical in tobacco smoke reduce blood’s ability to carry oxygen.
• Causing heart to work harder leading to heart attack and high blood pressure

Question 2

How does smoke leads to cancer

Answer 2

• Chemical damage DNA which can faults in body cells as they divide leading to uncontrolled cells growth

Question 3

How does smoking leads to bad infant health outcome

Answer 3

Tobacco reduce the blood flow to the baby which reduce the oxygen and nutritions available to the baby.

Question 4

How does smoking leads to respiratory conditons

Answer 4

Smoke can cause asthma which can leads to muscle in the airway to tighten and inflamed.

Question 5

How does smoking leads to back pains

Answer 5

Smoking reduce bloods flow to cells including spine.

Question 6

How does smoking leads to increased risk of infection

Answer 6

Smoking can lower immune system

Question 7

How does alcohol leads to overweight and obesity

Answer 7

Alcohol contain kilojoules and empty energy

Question 8

How does alcohol leads to cancer

Answer 8

Chemical can damage DNA which can cause fault in body cells as they divide leading to uncontrolled cells growth

Question 9

How does alcohol leads to liver disease

Answer 9

Alcohol can cause inflammation and scarring of the liver tissue.

Question 10

How does alcohol leads to injuries

Answer 10

Alcohol reduce the ability to think clearly

Question 11

How does alcohol leads to mental health issues

Answer 11

alcohol use can leads to self harm

Question 12

How does overweight and obesity leads to cardiovascular disease

Answer 12

Excess body weight can place a strains(fats) on heart making it harder to contract meaning that the heart need to works harder to pumps blood. This can leads to high blood pressure, heart attack and stroke.

Question 13

How does overweight and obesity leads to cancer

Answer 13

Fat cells send signals out to the rest of the body which cause inflammation and high rate of cell division.

Question 14

How does overweight and obesity cause type 2 diabetes

Answer 14

Fat cells release a type of fatty acid into the blood stream that leads to insulin resistance and type 2 diabetes.

Question 15

How does overweight and obesity leads to chronic kidney disease

Answer 15

It increase the risk of type 2 diabetes and and high blood pressure

Question 16

How does overweight and obesity leads to osteoarthritis

Answer 16

Overweight and obesity put more pressure on joints leadsing to cartilage being worn down.

Question 17

How does overweight and obesity leads to back pain

Answer 17

Excess body weight place extra strain on spine.

Question 18

How does overweight and obesity leads to mental health issues

Answer 18

Being over weight can leads to lower self esteem, anxiety and depression.

Question 19

How does fibre helps with overweight and obesity

Answer 19

Fibre promote fullness which can prevent overeating which means that low intake of fibre can leads to overeating.

Question 20

How does fibre helps with colorectal cancer

Answer 20

Fibre add bulk to faeces and assist in helping digestive system clean

Question 21

How does fibre helps with cardiovascular disease

Answer 21

soluble fibre helps to decrease levels of cholesterol in the body

Question 22

How does fruit and vegetables help with cancer and cardiovascular disease

Answer 22

Fruit and vegetables are a source of antioxidants, which work to reduce the impact of free radicals

Question 23

How does dairy food help with osteoporosis

Answer 23

Dairy foods contain calcium which help with strengthening of bones

Question 24

How does dairy food help with dental caries

Answer 24

Calcium plays a significant role in the hardening of tooth enamel

Question 25

How does high fat intake leads to overweight and obesity

Answer 25

Fats can be use as fuel source for energy production and can contribute to weight gains energy provided by them is not used.

Question 26

How does high fat intake leads to colorectal cancer

Answer 26

High fat intake cause changes in the digestive system

Question 27

How does high fat intake leads to type 2 diabetes

Answer 27

Cause changes in the composition of cell membranes which can interfere with the transport of glucose into the cell.

Question 28

How does high salt intake leads to high blood pressure

Answer 28

Salt intake can cause water to be drawn from the cells into the blood vessel

Question 29

How does high salt intake leads to osteoporosis

Answer 29

When sodium is filtered through kidneys calcium is often removed and excreted in urine.