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WorksheetsCirculatory - Respiratory System Review
Total questions: 11
Worksheet time: 6mins
Name
Class
Date
1.
Small air-sacs in the lungs that increase surface area for more absorption of oxygen into your blood and look like bunches of grapes surrounded by capillaries.
a)
platelets
b)
red blood cells
c)
alveoli
d)
trachea
2.
Carry oxygen in the blood and are small disk-shaped cells that have no nucleus and are made mostly of hemoglobin.
a)
plasma
b)
red blood cells
c)
white blood cells
d)
platelets
3.
Carry nutrients in the blood and is made mostly of water. It is like the broth of the blood.
a)
plasma
b)
red blood cells
c)
white blood cells
d)
platelets
4.
Help clot the blood to keep you from bleeding to death when you are injured. They are cell fragments.
a)
plasma
b)
red blood cells
c)
white blood cells
d)
platelets
5.
Help fight infections from bacteria, viruses and other invading substances. These are bigger and fewer cells, but increase in number when you are sick.
a)
plasma
b)
red blood cells
c)
white blood cells
d)
platelets
6.
What is structure #27 in the picture?
a)
aorta
b)
left ventricle
c)
right atrium
d)
right ventricle
7.
What is structure #22 in the picture?
a)
vena cava
b)
left ventricle
c)
right atrium
d)
right ventricle
8.
Which of the following carry blood away from the heart?
a)
arteries
b)
veins
c)
lungs
d)
ventricles
9.
Tiny blood vessels where exchange of materials take place. Oxygen dropped off to cells and carbon dioxide picked up.
a)
arteries
b)
capillaries
c)
atria
d)
veins
10.
Which of the following is NOT a function of the respiratory system?
a)
get carbon dioxide out of your blood and body
b)
Get oxygen into your body and blood
c)
move materials around throughout the body.
11.
Which of the following in NOT a function of the circulatory system?
a)
fight infection
b)
carry wastes like carbon dioxide away from all the cells in your body
c)
carry nutrients like oxygen to all the parts of your body
d)
get nutrients into your body
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