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