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WorksheetsSciBio_Topic 5_Transport in Humans_MCQ
Total questions: 16
Worksheet time: 9mins
Name
Class
Date
1.
What component of blood transports hormones like insulin and oestrogen?
a)
plasma
b)
platelets
c)
white blood cells
d)
red blood cells
2.
Which blood vessel in the human circulatory system carries deoxygenated blood from the heart to the lungs?
a)
aorta
b)
pulmonary artery
c)
pulmonary vein
d)
vena cava
3.
The cross section of three blood vessels are shown below.
a)
A
b)
B
c)
C
d)
D
4.
Which component of the blood causes clotting?
a)
plasma
b)
platelets
c)
white blood cells
d)
red blood cells
5.
What is a function of platelets?
a)
activating fibrinogen
b)
antibody formation
c)
oxygen transport
d)
phagocytosis
6.
Some blood vessels have valves. What is the function of these valves?
a)
to create pulse beats in the blood
b)
to prevent the backflow of blood
c)
to push the blood forward
d)
to reduce the pressure of blood
7.
Which process is not a function of a white blood cell?
a)
antibody formation
b)
blood clotting
c)
phagocytosis
d)
tissue rejection
8.
Some functions of blood are listed.
1. antibody formation
2. clot production
3. oxygen transport
4. phagocytosis
Which functions are carried out by white blood cells?
a)
1 and 3
b)
1 and 4
c)
2 and 3
d)
2 and 4
9.
Which statement about veins is correct?
a)
They have thick walls with valves
b)
They have thick walls without valves
c)
They have thin walls with valves
d)
They have thin walls without valves
10.
Varicose veins are swollen veins that you can see under the skin. They are caused by the blood flowing the wrong way in the veins.
Varicose veins are caused by a fault in what part of the blood vessel?
a)
blood within the blood vessel
b)
layer of muscle
c)
valve
d)
vein wall
11.
Arteries, except for the pulmonary artery, carry
a)
deoxygenated blood away from the heart at high pressure
b)
deoxygenated blood away from the heart at low pressure
c)
oxygenated blood away from the heart at high pressure
d)
oxygenated blood away from the heart at low pressure
12.
The diagram shows a section through the human heart.
a)
A
b)
B
c)
C
d)
D
13.
The diagram shows the right hand side of the human heart when the ventricle is relaxed.
Which row correctly describes the position of the valves at X and Y when the ventricle contracts?
a)
X closes. Y closes.
b)
X closes. Y opens.
c)
X opens. Y closes.
d)
X opens. Y opens.
14.
Which blood vessel carries blood from the small intestine to the liver?
a)
hepatic artery
b)
hepatic vein
c)
hepatic portal vein
d)
intestinal hepatic vein
15.
Coronary heart disease occurs when fatty deposits accumulate in the ________ ______. This blocks the flow of blood, oxygen and nutrients to the heart muscles.
(a)
16.
Blood flows from arteries to capillaries to veins.
Which blood vessel has the highest pressure?
a)
artery
b)
capillary
c)
vein
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