NEW
Font size
WorksheetsS3 Human Transport and Gas Exchange
Total questions: 12
Worksheet time: 12mins
When a person was walking or running, the following measurements were taken.
How many dm3 of air did the person breathe per minute when running at 6 km per hour?
18
36
60
108
The diagrams show the cross-section of three blood vessels, not drawn to the same scale.
What are these vessels?
A
B
C
D
A hospital patient who is feeling unwell is given a blood test
The results of the blood test show a very low level of platelets.
What effect will this have?
The blood will be unable to transport nutrients, hormones and carbon dioxide.
The blood will not be able to carry as much oxygen to the tissues as normal.
There will be a greater risk of bleeding because the blood will take longer to clot.
There will be a greater risk of infection because the blood cannot make antibodies.
The diagram shows a section through the human heart.
Which is the right atrioventricular valve?
A
B
C
D
What is the function of lymphocytes in the blood?
antibody production
blood clotting
phagocytosis
transport of hormones
The diagram shows a cross-section through a human blood vessel. Which type of blood vessel does the diagram show?
a ventricle
a vein
a capillary
an artery
Compared with atmospheric air, air breathed out by a human contains
less water vapour, less carbon dioxide
less water vapour, more carbon dioxide
more water vapour, less carbon dioxide
more water vapour, more carbon dioxide
What describes the actions of the intercostal muscles and the diaphragm when we breathe out?
A
B
C
D
Which blood vessel contains valves?
arteriole
capillary
renal artery
renal vein
When blood is flowing through a vena cava, which main blood vessel will it flow through next?
hepatic portal vein
hepatic vein
pulmonary artery
pulmonary vein
The first graph shows changes in the volume of air in the lungs of a person at rest, over a period of 30
seconds.
Which graph shows changes in the volume of air in the lungs of the same person immediately
after they have done five minutes of vigorous exercise?
A
B
C
D
The diagrams show four different stages in one heart beat.
What is the correct order for the stages after stage P?
Q → R → S
R → Q → S
R → S → Q
S → R → Q
