458503
Description
Quiz by cloud.berry, updated more than 1 year ago
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Created by cloud.berry
almost 11 years ago
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Question 1
Question
mammals have ___ in which the blood is pumped by a powerful muscular heart and circulated in a continuous system of tubes -arteries, veins and capillaries- under pressure.
Answer
-
a closed circulation
-
an open circulation
Question 2
Question
The heart is divided into four chambers and blood flows from the ___ side of the heart to the ___ and then back to the ___ side.
Answer
-
right | lungs | left
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left | lungs | right
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right | body | left
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left | body | right
Question 3
Question
As blood passes ___ through the heart, it is called a ___ circulation.
Answer
-
thrice | double
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twice | single
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twice | double
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four times | double
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once | double
Question 4
Question
Advantages of the circulatory system of mammals are:
Answer
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oxygenated blood reaches respiring tissues undiluted by deoxygenated blood.
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simultaneous low-pressure delivery of oxygenated blood to all regions of the body.
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simultaneous high-pressure delivery of oxygenated blood to all regions of the body.
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the heart is very strong and so is able to continue pumping blood.
Question 5
Question
Blood is a special tissue consisting of a liquid medium called ___ in which ___ ( red cells), ___ (white cells) and ___ are suspended.
Answer
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plasma | erythrocytes | leucocytes | plates
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plasma | leucocytes | erythrocytes | palets
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plasmodium | erythrocytes | leucocytes | platelets
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plasma | erythrocytes | leucocytes | platelets
Question 6
Question
The erythrocytes are in the transport of reparatory gases.
Answer
- True
- False
Question 7
Question
Plasma transports:
Answer
-
nutrients
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urea
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undissolved proteins
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heat
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minerals
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dissolved proteins -antibodies
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dissolved proteins --with regulatory roles
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hormones
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oxygen
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carbon dioxide
Question 8
Question
Erythrocytes transport:
Answer
-
oxygen
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dissolved proteins
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carbon dioxide
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antibodies
Question 9
Question
Lymphocytes..
Answer
-
transport carbon dioxide
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form antibodies
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fight antibodies
Question 10
Question
Phagocytes..
Answer
-
form bacteria
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form antibodies
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ingest bacteria
Question 11
Question
platelets..
Answer
-
form antibodies
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play a part in the blood clotting mechanism
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transport various substances to body cells
Question 12
Question
Arteries carry blood to the heart.
Answer
- True
- False
Question 13
Question
Arteries carry blood away from the heart and veins do the opposite.
Answer
- True
- False
Question 14
Question
Capillaries are..
Answer
-
fine networks of tiny tubules linking arteries and veins.
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fine network of large tubules separating arteries and veins.
Question 15
Question
Both arteries and veins have strong walls, but the walls in veins are much thicker and stronger.
Answer
- True
- False
Question 16
Question
In comparison to arteries and veins where the walls are strong due to the presence of ___ , capillaries' walls only consist of ___.
Answer
-
collagen fibres | endothelium
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endothelium | collagen fibres
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collage fibres | endothelial cells
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epithelial fibres | endothelium
Question 17
Question
Veins have valves at intersections to prevent backflow.
Answer
- True
- False
Question 18
Question
The ___ side of the heart pumps ___ blood to the ___, and the arteries, veins and capillaries serving the ___ are known as ___ circulation.
Answer
-
left | deoxygenated | lungs | lungs | pulmonary
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right | oxygenated | body | body | pulmonary
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right | deoxygenated | lungs | lungs | pulmonary
Question 19
Question
Arteries, veins and capillaries serving the ___ side of the heart by taking blood to ___ are known as the ___ circulation.
Answer
-
right | body cells | systemic
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right | body cells | pulmonary
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right | the lungs | systemic
Question 20
Question
arteries connect to the main ___ and veins join the ___ carrying blog back to the heart.
Answer
-
aorta | vena cava
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vena cava | aorta
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semi luna valves
Question 21
Question
The branching sequence for circulation is:
Answer
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artery > aorta > arteriole > capillary > venule > vein > semi lunar valve
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aorta > artery > arteriole > capillary > venule > vein > vena cava
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vena cava > vein > venule > capillary > arteriole > aorta > artery
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aorta > artery > venule > capillary > arteriole > vein > vena cava
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