Chapter 1 The respiratory system

• Biologie
• Middelbare school
• vwo
• Leerjaar 3

Chapter 1: The respiratory system

The big quiz

Which process is responsible for gas exchange in the lungs?

1. Diffusion
2. Osmosis

Which letter indicates a bronchioli

1. P
2. Q
3. R

Which cells hold onto the dust you inhale?

1. Olfactory cells
2. Mucus producing cells
3. Nose hairs
4. Ciliated cells

Where in your body do you find the vocal cords?

1. bronchi
2. windpipe
3. pharynx
4. larynx

What are the olfactory cells used for?

1. the exchange of gas molecules
2. clearing the nasal cavity of dust particles
3. they are used for the sense of smell
4. Clearing the bronchiole of dust particles

Mark drinks a glass of coke. What happens to his epiglottis and uvula?

1. Both are open
2. Both are closed
3. Uvula is open and epiglottis is closed
4. Uvula is closed and epiglottis is open

What substance damages the insides of airways

Name at least 2 reasons why it's better to breathe through your nose

What is the main function of the c-shaped cartilage rings?

What do you need for combustion?

1. Fuel and carbondioxide
2. Oxygen and energy
3. Fuel and oxygen
4. Carbon dioxide and water

In diffusion a substance moves from ...

1. a high to a low concentration
2. a low to a high concentration

What do you use to show the presence of carbon dioxide?

Which substance in tobacco smoke causes addiction?

1. Carbon monoxide
2. Tar
3. Nicotine

gas is exchanged in the alveoli.
What gas enters the blood in the alveoli?

1. Only oxygen
2. Only carbon dioxide
3. Oxygen and nitrogen
4. Carbon dioxide and nitrogen

What is the olfactory system used for?

1. The exchange of gas
2. Clearing the nasal cavity of dust particles
3. Used for the sense of smell
4. Clearing the bronchiole of dust particles.

What is an indicator?

1. a dangerous substance
2. A substance where you can show another substance with
3. A substance in your lungs
4. A gas that is produced by combustion

With which practical activity can you show that there is carbon dioxide in exhaled air?

This part or these parts of the respiratory system contain(s) mucus producing cells and ciliated cells

1. bronchi
2. bronchioli
3. bronchi and bronchioli

What do we call the volume of air that you inhale or exhale with each breath?

1. Lung volume
2. Residual volume
3. Tidal volume
4. Total capacity

Willy: Inhaled air contains more Nitrogen than exhaled air
Bernard: Inhaled air contains less water than exhaled air
Bill: Inhaled air contains more Carbon Dioxide than exhaled air
Who is right?

1. Willy
2. Bernard
3. Bill

which gas isn't used in our body?

1. carbon dioxide
2. oxygen
3. nitrogen
4. water vapour

Put the organs in the correct order

Air enters the body

Gas exchange

Nasal cavity

Alveoli

Pharynx

Larynx

Bronchi

Bronchioles

Trachea

What part in the pharynx (throat) prevents food from getting in your nasal cavity

1. tongue
2. epiglottis
3. uvula
4. oesophagus

What is the formula of cellular respiration?

glucose + o2 --> co2 + h2o + energy

Trachea

Bronchus

Alveolus

Nasal cavity

Bronchioles

Pharynx

Epiglottis

Larynx

What is combustion?

Which small structure prevents food from entering your windpipe?

1. Uvula
2. Larynx
3. Epiglottis
4. Pharynx