Fit And Healthy

Question 0

How do you stay fit?

Answer 0

Eat a balanced diet
Exercise regularly
Never smoke
Avoid alcohol 
Never do drugs

Question 1

What does being fit mean?

Answer 1

It means you can cope with the activities you need to do.

Question 2

If you stay fit and healthy…

Answer 2

You will be less likely to suffer from high blood pressure and other circulatory problems like heart disease where heart muscle cells start to die.

Question 3

Is marijuana a stimulant or depressant?

Answer 3

A depressant.

Question 4

The heart, arteries and veins are part of what system?

Answer 4

The circulatory system.

Question 5

What are the reactants of aerobic respiration?

Answer 5

Oxygen and glucose.

Question 6

Is amphetamine legal or illegal?

Answer 6

Illegal.

Question 7

Is nicotine legal or illegal?

Answer 7

Legal.

Question 8

What is the addictive drug in cigarettes called?

Answer 8

Nicotine.

Question 9

Name the four fitness factors.

Answer 9

Speed
Suppleness
Stamina
Strength

Question 10

A lack of vitamin c in your diet will lead to…

Answer 10

Scurvy.

Question 11

A lack of iron in your diet might lead to…

Answer 11

Anaemia.

Question 12

What happens during exercise?

Answer 12

Muscle cells need more energy which is obtained from a sugar called glucose.

Question 13

What is the word equation for aerobic respiration?

Answer 13

Glucose + oxygen ➡️ carbon dioxide + water (+energy)

Question 14

What is anaerobic respiration?

Answer 14

Anaerobic respiration does not need oxygen. It happens when there is not enough oxygen for normal aerobic respiration. This happens during exercise normally. Much less energy is released with this form of respiration.

Question 15

What is the word equation for anaerobic respiration?

Answer 15

Glucose ➡️ lactic acid (+energy)

Question 16

Which organ systems allow respiration to occur in the muscle cells?

What do they do?

Answer 16

Respiratory system supplies oxygen and removes carbon dioxide.

Digestive system provides glucose.

Circulatory system carries oxygen and glucose to the muscle cells and carries the carbon dioxide away to the lungs.

Question 17

What happens when you exercise?

Why?

Answer 17

Your breathing and pulse rate increase. This is because your cells need more oxygen and glucose for respiration and the only way to take this in is by breathing more heavily.

Question 18

What muscles carry out breathing?

Answer 18

The diaphragm and the rib muscles.

Question 19

What does breathing do?

Answer 19

Ventilates air in and out of the lungs.

Question 20

What happens during inhalation?

Answer 20

Diaphragm contracts and moves downwards.

Rib muscles contract and lift ribs up and outwards.

The volume of the chest decreases.

Air flows into the lungs.

Question 21

What happens during exhalation?

Answer 21

Diaphragm relaxes and moves upwards.

Rib muscles relax and move muscles down and inwards.

The volume of the chest decreases.

Air flows out of the lungs.

Question 22

What is nicotine?

Answer 22

An addictive drug in cigarettes.

Question 23

It cigarette smoke, what does nicotine do?

Answer 23

Makes arteries narrower

Causes heart disease.

Question 24

In cigarettes, what does tar do?

Answer 24

Clogs up the lugs and stops the cilia working

Causes cancer and bronchitis

Question 25

what does carbon monoxide do in cigarettes?

Answer 25

Stops red blood cells carrying so much oxygen.

Question 26

Medicines are..l

Answer 26

… Drugs that can help people suffering from diseases eg antibiotics.

Question 27

Recreational drugs are…

Answer 27

…legal drugs that people take because they like the effect they have on their body, eg caffeine, alcohol.

Question 28

Name two illegal drugs.

Answer 28

Heroin

Ecstasy