WorksheetsCirculatory and Respiratory System-MENO
Total questions: 42
Worksheet time: 23mins
Name
Class
Date
1.
The job of the red blood cell is to
a)
fight infection
b)
deliver oxygen and discard carbon dioxide
c)
form scabs
2.
The four parts of the blood are
a)
plasma, platelets, red blood cells, white blood cells
b)
plasma, blue blood cells, white blood cells, red blood cells
c)
ventricle, atrium, vein, artery
3.
The air sacs in the lungs are called
a)
bronci
b)
lasagne
c)
alveoli
4.
The heart has how many chambers (rooms)?
a)
four
b)
three
c)
two
5.
The main branches that lead from the trachea to the lungs are called
a)
bronchioles
b)
bronchial tubes
c)
bronchi
6.
Arteries carry blood _________ from the heart.
a)
to
b)
away
7.
Capillaries connect veins to
a)
other capillaries
b)
veins
c)
arteries
8.
Your pulse tells how fast your ___________ is beating.
a)
heart
b)
lungs
9.
The left side of the heart sends blood out of the heart to
a)
your lungs
b)
the rest of your body
10.
White blood cells
a)
carry oxygen and get rid of carbon dioxide
b)
form scabs
c)
fight disease
11.
You have ____________lungs and _________heart(s),
a)
two, one
b)
two, two
c)
one, one
12.
The tube that is in your throat that is part of the respiratory system is called the
a)
esophagus
b)
trachea
c)
bronchial tube
13.
The more physically active you are, the more your body needs
a)
carbon dioxide
b)
oxygen
c)
hydrogen
14.
Identify
a)
Pulmonary veins
b)
Pulmonary artery
c)
Aorta
d)
Vena cava
15.
The heart has ___ chambers.
a)
1
b)
2
c)
3
d)
4
16.
A flap of tissue that prevents blood from flowing backward
a)
Aorta
b)
Atrium
c)
Septum
d)
Valve
17.
What does the Circulatory System do?
a)
Circulates the Blood throughout the body
b)
Circulates Water throughout the body
c)
Excretes Waste
d)
Controls all parts of the body
18.
Red blood cells transport __________ around our body.
a)
oxygen
b)
plasma
c)
bones
d)
cardiac muscles
19.
______________ are the smallest blood vessels.
a)
Arteries
b)
Veins
c)
Capillaries
20.
The bottom chambers of the heart are called
a)
ventricles
b)
atria
c)
vena cava
d)
valves
21.
a)
right atrium
b)
left atrium
c)
right ventricle
d)
left ventricle
22.
a)
right atrium
b)
left atrium
c)
right ventricle
d)
left ventricle
23.
Which 2 substances are exchanged in the Respiratory System?
a)
oxygen and nitrogen
b)
carbon dioxide and oxygen
c)
oxygen and glucose
d)
glucose and carbon dioxide
24.
The place in the lungs where oxygen and carbon dioxide are exchanged
a)
Diaphragm
b)
Alveolus
c)
Bronchi Tube
d)
Trachea
25.
Letter D is pointing to which Respiratory organ?
a)
Alveoli
b)
Diaphragm
c)
Lung
d)
Bronchi
26.
What is the gas we exhale?
a)
Carbon Dioxide
b)
Gasoline
c)
Oxygen
d)
Methane
27.
What is the gas that we inhale?
a)
Oxygen
b)
Gasoline
c)
Carbon Dioxide
d)
Methane
28.
Tubes that move air from the trachea to the lungs.
a)
Alveoli
b)
Bronchi
c)
Veins
d)
Arteries
29.
Exchanging carbon dioxide (CO2) and oxygen (O2) is the main function of
a)
respiratory system
b)
cardiovascular (circulatory) system
30.
Cellular Respiration produces
a)
oxygen
b)
nutrients
c)
energy
31.
Thin-walled vessels that allow for the exchange of O2 , CO2, nutrients and wastes between blood cells or air sacs in the lungs
a)
Arteries
b)
Veins
c)
Capillaries
32.
Carry blood away from heart; mostly oxygen-rich
a)
Arteries
b)
Veins
c)
Capillaries
33.
What function does the heart do?
a)
Protects organs and produces red blood cells.
b)
Generates heat.
c)
Breaks down food into nutrients.
d)
The heart is a pump, which moves the blood. The arteries and veins are the pipes where the blood flows.
34.
Which is NOT a function of the circulatory system?
a)
deliver O2 and nutrients to cells
b)
remove CO2 and wastes from cells
c)
break down carbohydrates into glucose
d)
transport other materials through body
35.
What is the main function of the respiratory system?
a)
to provide oxygen and remove carbon dioxide from the body
b)
to bring oxygen to the body
c)
to break down food and absorb nutrients
d)
to remove oxygen from the body and deliver carbon dioxide
36.
What is tube that is also known as your wind pipe?
a)
esophogus
b)
bronchi
c)
trachea
d)
alveoli
37.
What is the main organ of the circulatory system?
a)
small intestine
b)
bone
c)
lungs
d)
heart
38.
How many types of blood vessels are in our body?
a)
1
b)
2
c)
3
d)
4
39.
The circulatory system works with the ___________ system to provide our body with oxygen.
a)
respiratory
b)
digestive
c)
muscular
d)
skeletal
40.
This component of our blood helps fight infection and disease in our body.
a)
Plasma
b)
White Blood Cells
c)
Platelets
d)
Red Blood Cells
41.
These help transport oxygen and contain hemoglobin.
a)
Plasma
b)
White Blood Cells
c)
Platelets
d)
Red Blood Cells
42.
How is carbon dioxide released from the body?
a)
When we exhale
b)
When we urinate
c)
When we sweat
d)
When we inhale
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