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Biology > B7+B8 > Flashcards

B7+B8 Flashcards

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1
Q

Non - communicable diseases

A

Caused by pathogens but cannot be passed on to one and other

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2
Q

Impact of non communicable diseases

A

If spread can cause a-lot of money on the government it also means that their is a higher proportion needing medical attention, straining the health services

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3
Q

Types of cancer

A

Benign

Malignant

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4
Q

Benign

A

Abnormal growths that is contained in the cell membrane

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5
Q

Malignant tumours cells

A

Can spread around the body, invading neighbouring healthy tissues

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6
Q

Smoking during pregnancy affects

A

Oxygen shortage, and can mean the mother is carrying higher amounts of carbon monoxide, this affects the baby as it will have growth problems and even stillbirths

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7
Q

Affect of smoking in the cilia

A

Can get anethestised by some of the chemicals in smoking. Creates mucus

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8
Q

Strong risk factor for type 2 diabetes

A

Obesity

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9
Q

Smoking caused diseases

A

Cardiovascular diseases - coronary heart disease , lung cancer and lung diseases such as bronchitis and COPD

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10
Q

How does diet affects your risk of developing cardiovascular disease

A

Cholesterol levels + indirectly through obesity

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11
Q

What damage can Alcohol do to the liver

A

Cirrhosis and liver cancer

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12
Q

What happens if you drink during a pregnancy

A

The baby doesn’t develop properly

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13
Q

Equation for Photosynthesis

A

6CO2 + 6H2O—–C6H12O6 + 6O2

Light

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14
Q

Leaf adaptions for photosynthesis

A

Big surface are for light to touch
Thin so diffusion is shorter
Chlorophyll to absorb light
Air spaces to let co2 get in

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15
Q

What type of reaction is photosynthesis

A

Endothermic

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16
Q

What affects the rate of photosynthesis

A

Light , Temperature, carbon dioxide concentration

17
Q

What uses glucose from photosynthesis to respire

A

Plants and algae cells - convert into insoluble starch to strengthen the walls and then amino acids for protein synthesis

18
Q

Inverse square law

A

Inverse square law is inversely proportional to the square of the distance, when the distance from the light increases the intensity is equal to 1/d2

19
Q

How can you reduce fatty deposits building up on your coronary arteries

A

Regular exercise

Biology (8 decks)

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