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Duplicate of Science 30 - Circulatory System Basics Flashcards | StudBud
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Duplicate of Science 30 - Circulatory System Basics
Duplicate of Science 30 - Circulatory System Basics
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Science 30 - Biology Unit (Circulation Basics)
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Questions
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Answers
1
Capillaries converge into this vessel before entering a vein
venule
artery
vein
arteriole
2
Comparing your circulatory system to a city's water system: sewage pipes = ?
blood
arteries
heart
veins
3
Comparing your circulatory system to a city's water system: water = ?
heart
veins
arteries
blood
4
This part carries oxygen-poor blood to the heart from the body's tissues
pulmonary vein
vena cava
aorta
pulmonary artery
5
Pulmonary veins carry __________ blood __________ the heart.
oxygenated blood; away from
oxygenated blood; towards the
deoxygenated blood; away from
deoxygenated blood; towards the
6
Your blood pressure is 140/98. You are most likely suffering
hypertension
heavy blood loss
cardiac arrest
myopia
7
This vessel is the pathway for oxygen-rich blood to enter capillaries
venule
artery
vein
arteriole
8
Comparing your circulatory system to a city's water system: water pipes = ?
heart
veins
arteries
blood
9
Arteries always carry...
blood away from the heart
deoxygenated blood
oxygenated blood
blood toward the heart
10
This part of the circulatory system has the greatest cross-sectional area
capillary
veins
aorta
artery
11
This part carries oxygen-poor blood from the heart to the lungs
pulmonary vein
artery
pulmonary artery
vein
12
This part is the body's largest artery
vena cava
venule
aorta
arteriole
13
This part carries oxygen-rich blood from the aorta to nourish heart tissues
artery
pulmonary artery
oxy artery
coronary artery
14
These vessels are so small that blood cells must pass in single file.
arteriole
vein
venule
capillary
15
This part carries oxygen-rich blood to the heart
aorta
vena cava
pulmonary artery
pulmonary vein
16
Why does varicose veins usually take place in the lower legs?
lack of valves in the veins of legs
movement of blood against gravity
legs more active than rest of body
presence of valves in the artery of legs
17
This part of the circulatory system has the greatest speed
aorta
artery
veins
capillary
18
Large one way valves in this vessel help direct blood back to the heart
arteriole
vein
capillary
venule
19
Your blood pressure is 140/98. "140" refers to the...
when the ventricles are relaxed
diastolic pressure
systolic pressure
all the valves in the heart are closed
20
Capillaries need to be __________ because it is responsible for __________.
thick; gas exchange
thin; gas exchange
thick; elasticity of vessels
thin; elasticity of vessels
21
Comparing your circulatory system to a city's water system: pump = ?
heart
arteries
veins
blood
