9.1 Unhealthy

• Biologie
• Middelbare school
• havo
• Leerjaar 3

Learning objectives

You will learn which factors influence your health.

You will learn how various stimulants work and what the accompanying risks are.

Health

1. Lifestyle = Eating, drinking, smoking, sleep, work, sports, relaxation.

2. Environment = Place of residence, contacts

3. Health care = Doctor, dentist, psychologist, physiotherapist, hospital.

9.1 Unhealthy

Discuss with a classmate:

Why do people do unhealthy things, according to you? 

What are unhealthy habits, according to you?

Legal drugs

Legal drugs = product that makes you feel better when you take it 

Research from 2015

Addiction

Physically dependent: the body needs the drug

Mentally dependent: you constantly think about the drug

Socially dependent: you need it because of the contacts with the people who use the drug as well

Drugs

Narcotic drugs

(brain work slower)

Energising drugs
(brain works faster)

Consciousness- altering drugs
(brains work differently)

Smoking

Carbon monoxide

Takes the place of oxygen in red blood cells.

Tar

It forms a layer on the inside of the alveoli.

Nicotine has a highly addictive effect. It narrows the blood vessels.

Non-smoker

Smoker

Cannabis

Stoned = numb feeling

High = a cheerful and active feeling

Effect of cannabis:

- strengthens your mood, causing different effects

- possible panic attacks, increased heart rate or dizziness.

Cannabis is addictive

drugsindehersenen.jellinek.nl

What	Make: 9.1: assignments 4, 6-9,11,14, 16 -19, 21, 22, 23, 25
How?	In your (online) book.
Help?	Put your hand up. You may also discuss gently with your neighbor.
Time?	15 minutes
Finished?	Well done! Don't forget to check your answers.
	You may ask questions about ch8 as well and prepare for the test.