WorksheetsIGCSE Topic 6 - The Respiratory System
Total questions: 18
Worksheet time: 10mins
Which route is taken by air passing
into the lungs of a human?
alveolus => bronchiole => bronchus => trachea
bronchus => trachea => alveolus => bronchiole
bronchiole => alveolus => bronchus => trachea
trachea => bronchus => bronchiole => alveolus
Between which structures are
the pleural membranes found?
Bronchi and bronchioles
Diaphragm and ribs
Larynx and trachea
Lungs and intercostal muscles
The diagram shows structures
in the throat of a mammal.
What is structure X?
Epiglottis
Larynx
Oesophagus
Trachea
The diagram shows some cells from
the lining of the trachea (windpipe)
in the respiratory tract. What is the
function of the structures labeled X?
Filtering dirt from passing air
Making mucus
Moving mucus to the throat
Moving carbon dioxide out of the lungs
The diagram shows part of the
lining of the trachea. What is X?
Cartilage
Goblet cell
Cell in the alveolus
Cilium
The diagram shows a section through
the human thorax. Which structure
contains goblet cells and cilia?
A
B
C
D
Which of the following is NOT a
function of the respiratory system?
Warming the air
Pumping blood to the organs
Exchanging oxygen and carbon dioxide
Creating sound using vocal cords
Where in the lungs does
gas exchange occur?
Bronchi
Diaphragm
Alveoli
Nose and mouth
Which tube carries air to the
left and right bronchi?
Oesophagus
Alveolus
Bronchiole
Trachea
Which structures in the respiratory
system contain cartilage?
Trachea, bronchi and bronchioles
Trachea and bronchioles only
Trachea and bronchi only
Trachea only
Which processes occur during gas
exchange in the human lung?
Oxygen diffuses from the alveoli to the capillary
Oxygen diffuses from the capillary to the alveoli
Carbon dioxide diffuses from the alveoli to the capillary
Carbon dioxide diffuses from the capillary to the alveoli
Which sheet of muscle separates the
thorax (chest) from the abdomen?
Diaphramg
Diaphragm
Diaphram
Diafram
Which part of the respiratory system
is also known as the voice box?
Larynx
Pharynx
Throat
Epiglottis
What is the function of the epiglottis?
Prevents air entering the oesophagus
Prevents food entering the trachea
Prevents dust and microbes entering the lungs
Prevents mucus building up in the lungs
The diagram shows a section
through the human thorax.
Which muscles move air into
the lungs when we breathe?
A
B
C
D
What is shown in the diagram?
One trachea, two bronchioles and many bronchi
One bronchus, two trachea and many bronchioles
One trachea, many bronchi and many bronchioles
One trachea, two bronchi and many bronchioles
What is found inside the voice box?
Vocal cordes
Vocal chords
Vocal cords
Vocal chordes
Which of the following
statements is INCORRECT?
The alveoli are also known as air sacs
The chest is the common name for the thorax
The windpipe is the common name for the bronchus
The larynx is also known as the voice box
