Download circulation rev quiz

6
Blood and circulation
Revision
QUIZ
Use these questions to help you revise (cover the right-hand side with a sheet of paper).
1 The blood system is often called ...
... it has to pump blood all around the body.
(page 88)
2 This pumps blood around your body.
... the capillaries.
(p. 89)
3 These carry blood away from your heart.
... the veins.
(p. 89)
4 These carry blood back to your heart.
... the arteries.
(p. 89)
5 The smallest blood vessels that allow
... the heart.
substances to pass to and from the cells.
(p. 89)
6 The right side of the heart contains blood
... the platelets.
that is _ _ _ _ _ _ _ _ _ _ _ _. (p. 90)
7 What does a double circulation mean?
(p. 90)
8 Give 4 differences between arteries and
... blood passes through the heart twice on
one circuit of the body.
... haemoglobin.
veins. (p. 91)
9 The two upper chambers of the heart are
... the plasma.
called _ _ _ _ _. (p. 92)
10 The muscular lower chambers are called
... phagocytes and lymphocytes.ventricles.
_ _ _ _ _ _ _ _ _ _. (p. 92)
11 The left ventricle has a very muscular wall
... the circulatory system.
because ... (p. 92)
12 The liquid part of your blood. (p. 97)
... atria (auricles).
13 The red pigment in red cells that carries
14 The two main types of white cell. (p. 97)
... arteries carry blood under high pressure
and have a ‘pulse’. Arteries have thicker
walls with more elastic. Veins are wider
than arteries and have thinner walls.
Valves prevent blood flowing backwards in
veins.
... ventricles.
15 The part of the blood responsible for
... deoxygenated.
oxygen. (p. 97)
forming a clot. (p. 100)
Biology for You
Nelson Thornes Ltd.
136
© Gareth Williams
Biology for You
Nelson Thornes Ltd.
136
© Gareth Williams