CB5a paper 1

Question 1

Physical well being

Answer 1

Free from disease
Eating and sleeping well
Doing regular activity
And limiting the intake of harmful substances like drink and drugs

Question 2

Social well being

Answer 2

How well you get on with people and how your surroundings affect you

Question 3

Mental well being

Answer 3

How you feel about yourself

Question 4

Disease

Answer 4

An illness that prevents the body from functioning properly

Question 5

Pathogens

Answer 5

Microorganisms that cause a disease

Question 6

Communicable diseases

Answer 6

Diseases caused by a pathogen. Passed from person to person.

Question 7

Non communicable disease

Answer 7

Not passed on from person to person. Caused by a problem in the body, like a fault in genes (e.g. cystic fibrosis) or as a result o the way we live — our lifestyles. (Or a genetic disorder)

Question 8

One disease means a person is more likely to have another disease because

Answer 8

Damages immune system.
Damage the body’s natural barriers and defences, allowing pathogens to get into the body more easily.
Stops an organ system from working effectively, making other diseases more likely to occur.

Question 9

Disease cause my a deficiency of protein

Answer 9

Kwashiorkor

Question 10

Symptoms of kwashiorkor

Answer 10

Enlarged belly, failure to grow properly.

Question 11

Good sources of protein

Answer 11

Meat, fish.

Question 12

Disease caused by lack of vitamin c

Answer 12

Scurvy

Question 13

Symptoms of scurvy

Answer 13

Muscle and joint pain, bleeding gums

Question 14

Disease caused by a deficiency of vitamin d

Answer 14

Rickets

Question 15

Symptoms of rickets

Answer 15

Soft bones and curved leg bones.

Question 16

Good source of vitamin D

Answer 16

Oily fish.

Question 17

Disease cause by a deficiency of iron

Answer 17

Anaemia.

Question 18

Automatic of anaemia

Answer 18

Tiredness, pale skin, red blood cells than are smaller than normal and in reduced number

Question 19

Good sources of iron

Answer 19

Red meat, dark green leafy vegetables, egg yolk.

Question 20

BMI calculation

Answer 20

Mass/height(2)
M Kg

(2) =squared

Question 21

Sign of cardiovascular disease

Answer 21

High blood pressure

Question 22

Fat most closely related to cardiovascular disease is

Answer 22

Abdominal fat.

Question 23

Waist to hip ratio gives a better measurement of … than BMI

Answer 23

Abdominal fat.

Question 24

How do substances from tobacco smoke affect blood vessels

Answer 24

Damages the artery lining, and fat builds up there, narrowing the artery. A blood clot might block the artery, leading to either a heart attack or a stroke.

Question 25

How to treat cardiovascular disease

Answer 25

Exercise more, give up smoking, if blood pressure is very high, then they may be given medicines.

A narrowed blood vessel can be widened by inserting a stent (at the narrowest part), to hold it open.

Question 26

What is cholera

Answer 26

Cause extreme diarrhoea.

Question 27

Symptoms of tuberculosis (TB)

Answer 27

High temperature, fever, weight loss, blood sucked mucus after coughing.

Question 28

Are TB and cholera communicable or noncommunicable

Answer 28

Communicable.

Question 29

Chalara dieback

Answer 29

A disease of ash trees caused by fungus.

Question 30

Way is malaria caused by

Answer 30

A protist (called plasmodium) which multiplies inside red blood cells and liver cells.

Question 31

What does malaria cause

Answer 31

Fever, weakness and sickness.

Question 32

Why are viruses not true organisms

Answer 32

Because they have no cellular structure

Question 33

What is lysozyme?

Answer 33

Enzyme that breaks down cell walls of some types of bacteria. A chemical defence. For example, it is secreted in tears, saliva, and in mucus.

Question 34

Cilliated cells

Answer 34

Used to move substances.

Question 35

Who discovered that mound made penicillin

Answer 35

Alexander Fleming

Question 36

Antibiotics

Answer 36

Substances that either kill bacteria, or inhibit their cell produces, which prevents them from growing or reproducing. (They do not have this effect on human cells which is good as it only harms the harmful bacteria).