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WorksheetsCirculatory and Respiratory System
Total questions: 71
Worksheet time: 38mins
Name
Class
Date
1.
How many chambers does the heart have ?
a)
4
b)
6
c)
3
d)
1
2.
What is the main function of the heart ?
a)
The heart circulates blood and oxygen throughout the body.
b)
The heart is the control centers for all body activities.
c)
The heart gets rid of the wastes in your body produced by homeostasis.
d)
The heart transports , protection and regulation. Blood transports the following substances:
3.
A blood vessel that takes blood AWAY from the heart to the body’s organs is called ...
a)
vein
b)
capillary
c)
blood vessel
d)
artery
4.
Which of the following delivers oxygen to cells?
a)
Red Blood cells
b)
White blood cells
c)
Platelets
d)
Plasma
5.
A blood vessel that carries blood back to the heart.
a)
Cardiovascular System
b)
Heart
c)
Vein
d)
Artery
6.
The smallest blood vessels; where gas exchange takes place.
a)
Artery
b)
Vein
c)
Capillary
d)
Aorta
7.
This is the largest artery in our bodies.
a)
vena cava
b)
aorta
c)
pulmonary artery
d)
pulmonary vein
8.
This carries blood to the lung.
a)
vena cava
b)
aorta
c)
pulmonary artery
d)
pulmonary vein
9.
A top chamber in our heart is called a
a)
ventricle
b)
cavern
c)
atrium
d)
aorta
10.
A bottom chamber of our heart is called a
a)
ventricle
b)
cavern
c)
atrium
d)
aorta
11.
Tiny, thin blood vessels where oxygen and carbon dioxide are exchanged are called...
a)
arteries.
b)
veins.
c)
capillaries.
d)
heart
12.
What happens after old blood, which has already circulated through the body, moves into the heart?
a)
it goes to kidneys, where it is removed
b)
it is recirculated through the body
c)
it goes to lungs for more oxygen
d)
it is removed through the digestive system
13.
What can you infer from the fact that your heart beasts faster when you exercise?
a)
your muscles need more oxygen
b)
you feel especially nervous
c)
your brain becomes hyperactive
d)
your cells need more carbon dioxide
14.
Which are the main parts of the cardiovascular system?
a)
nose, pharynx, larynx, trachea, lungs
b)
thymus, lymph, lymph nodes, spleen, tonsils
c)
heart, blood vessels, and blood
d)
esophagus, stomach, large and small intestines
15.
Carrying oxygen and nutrients, fighting pathogens, and reducing blood loss are some of the functions of
a)
lymph
b)
blood
c)
the lungs
d)
the thymus
16.
Which is NOT a part of the respiratory system?
a)
bronchioles
b)
alveoli
c)
trachea
d)
capillaries
17.
Which organ passes oxygen to the blood?
a)
lungs
b)
pharynx
c)
bronchus
d)
diaphragm
18.
Which muscle contracts to begin the process of inhaling?
a)
lungs
b)
pharynx
c)
diaphragm
d)
bronchus
19.
Blood from the lungs enters the heart at the
a)
left ventricle
b)
left atrium
c)
right atrium
d)
right ventricle
20.
Alveoli are surrounded by
a)
veins
b)
muscles
c)
capillaries
d)
lymph nodes
21.
Blood vessel that carries blood to the heart
a)
artery
b)
vein
c)
capillary
d)
spleen
22.
Blood vessel that carries blood from the heart
a)
artery
b)
vein
c)
capillary
d)
alveoli
23.
Air sacs in the lungs where oxygen and carbon dioxide are exchanged
a)
tonsil
b)
trachea
c)
alveoli
d)
spleen
24.
The passage from the mouth to the larynx and esophagus
a)
pharynx
b)
tonsil
c)
artery
d)
blood
25.
_________ help the body fight pathogens.
a)
RBC
b)
WBC
c)
Platelets
d)
Veins
26.
Tiny blood vessel that allows an exchange between blood and cells in other tissue
a)
capillaries
b)
veins
c)
arteries
d)
all blood vessels
27.
_________ deliver oxygen to the blood.
a)
RBC
b)
WBC
c)
Alveoli
d)
Platelets
28.
The _______ contains the vocal chords.
a)
Veins
b)
larynx
c)
pharynx
d)
bronchi
29.
This is the straw colored liquid portion of the blood that carries dissolved nutrients.
a)
red blood cells
b)
plasma
c)
white blood cells
d)
platelets
30.
This type of blood cell is responsible for fighting disease.
a)
red blood cell
b)
plasma
c)
white blood cell
d)
platelets
31.
Normal heart rate
a)
40 bpm
b)
75 bpm
c)
90 bpm
d)
120 bpm
32.
The windpipe is also known as which organ?
a)
Lung
b)
Trachea
c)
Alveoli
d)
Nose
33.
Kim is studying certain blood vessels in the body. Blood vessels travel from the heart to the muscles in the upper arm. Which type of vessel is Kim studying?
a)
Veins
b)
arteries
c)
capillaries
d)
lymph ducts
34.
Amy goes to the doctor because she is not feeling well. The doctor carefully looks for anything abnormal in Amy's pharynx. The doctor then listens through his stethoscope for abnormal sounds in Amy's bronchi and alveoli. Which body system is the doctor examining?
a)
the lymphatic system
b)
the respiratory system
c)
the circulatory system
d)
the cardiovascular system
35.
True or false....All the body systems have an individual function and therefore work independently from one another.
a)
True
b)
False
36.
Organ systems work together to meet the needs of the human body. How is the skeletal system related to the nervous system?
a)
The skeleton protects the brain and spinal cord
b)
The brain determines how the skeleton develops.
c)
The brain and spinal cord hold the skeleton together
d)
The sleletal system works as a part of the nervous system
37.
All blood can be traced back and is created in what part of the body?
a)
Bone Marrow
b)
Spleen
c)
Heart
d)
Large intestines
38.
Capillaries are best known for ...
a)
Connecting cells together
b)
Connecting veins and arteries together
c)
Moving blood away from the heart
d)
Moving blood towards the heart
39.
De-oxygenated blood is found in
a)
veins
b)
arteries
40.
Deoxygenated blood comes into the heart via what?
a)
pulmonary vein
b)
aorta
c)
Atrium
d)
Both Superior and Inferior Vena Cava
41.
Which substances are produced during respiration?
a)
carbon dioxide and red blood cells
b)
water and oxygen
c)
carbon dioxide and water
d)
oxygen and red blood cells
42.
Where in the respiratory system does gas exchange occur?
a)
in the trachea
b)
in the heart
c)
in the pharynx
d)
in the alveoli
43.
The role of the respiratory system is to bring what substance into the body?
a)
red blood cells
b)
water
c)
oxygen
d)
carbon dioxide
44.
The dome-shaped muscle that plays an important role in breathing is the
a)
alveolus.
b)
larynx.
c)
bronchus.
d)
diaphragm.
45.
What is the name of the small flap of tissue that seals off the trachea during swallowing?
a)
pharynx
b)
larynx
c)
alveoli
d)
epiglottis
46.
Which parts of the respiratory system divide into smaller and smaller tubes in a pattern that resembles the branches of a tree?
a)
bronchi
b)
trachea
c)
epiglottis
d)
pharynx
47.
Hairlike structures that line the nasal cavities and trachea are called
a)
capillaries.
b)
bronchi.
c)
cilia.
d)
mucus.
48.
Tubes that move air from the trachea to the lungs.
a)
Alveoli
b)
Bronchi
c)
Veins
d)
Arteries
49.
What does the Larynx hold ?
a)
The larynx holds the whole respitory system.
b)
The larynx holds the trachea.
c)
The larynx holds the vocal chords.
d)
The larynx hold the wind pipe.
50.
Why is the diaphragm important to the respiratory system ?
a)
It contracts or expands air from the lungs.
b)
It helps the system to digest.
c)
It helps the system to do its main functions.
d)
It helps decrease the carbon dioxide in the system.
51.
a chamber behind the nose and mouth that leads to the trachea
a)
pharynx
b)
trachea
c)
epiglottis
d)
larynx
52.
The movement of oxygen from the alveoli to the blood and from the blood to the tissues is due to the process of...
a)
osmosis
b)
diffusion
c)
cytokinesis
d)
phagocytosis
53.
Which of the following is NOT a function of the respiratory system
a)
transport of oxygenated blood throughout the body
b)
discharge of carbon dioxide to the environment
c)
uptake of oxygen from the environment
d)
diffusion of oxygen and carbon dioxide across the alveoli membrane
54.
What is the function of your nose?
a)
to detect temperature
b)
to warm, moisten and filter the air
c)
to inhale carbon dioxide and exhale oxgen
55.
____ is changed to ____ when we breathe in ____
a)
energy, glucose, water
b)
oxygen, glucose, energy
c)
glucose, energy, oxygen
56.
Carries nutrients is a function of which system?
a)
skeletal
b)
circulatory
c)
muscular
d)
respiratory
57.
What part of blood is responsible for clotting blood?
a)
Red Blood Cells
b)
White Blood Cells
c)
Platelets
d)
Plasma
58.
What are the 4 components of blood?
a)
White blood cells, Platelets, bone marrow, and oxygen
b)
Plasma, Platelets, yellow blood cells, and nutrients
c)
Plasma, White blood cells, red blood cells, and Platelets
d)
Platelets, Red blood cells, antigens, and Rh factor
59.
The circulatory system carries _______ & ______ to the cells in the body.
a)
nutrients and oxygen
b)
waste and carbon dioxide
c)
stomach acid and blood
d)
yogurt and gogurt
60.
What part of blood is liquid that contains wastes, nutrients, and minerals?
a)
Red Blood Cells
b)
White Blood Cells
c)
Platelets
d)
Plasma
61.
What is the correct equation for cellular respiration?
a)
6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy
b)
6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O
c)
6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy
d)
6CO2 + 6H2O + Energy -> 6O2 + C6H12O6
62.
a)
The dependent variable is total cost
b)
The dependent variable is weight
c)
The independent variable is total cost
d)
The independent variable is cost of a package
63.
BooBoo believes that his plants grow so well because he is always playing music in his room. What is a question he might ask to test this?
a)
Does music have an affect on plant growth?
b)
Which music groups like plants?
c)
Does plant growth make music sound better?
d)
Why do dying plants hate music?
64.
A testable question is, "How does the amount of exercise affect heart rate and breathing rate?" Which is the controlled variable?
a)
amount of exercise
b)
breathing rate
c)
heart rate
d)
temperature of the room
65.
Kay Kay believes that studying is for suckers. What would be a testable question to test whether studying is worth wasting all that valuable time?
a)
How many people agree that studying is for suckers?
b)
How does the amount of time spent studying affect test grades?
c)
What do cool people like me do in their spare time?
d)
Which class do kids cheat in the most?
66.
Which of the following is considered a good, testable question?
a)
Why do some basketballs bounce higher than others?
b)
What is the coating on a basketball made of?
c)
Is basketball a more challenging sport than soccer?
d)
What is the effect of air pressure on a basketball's bounce height?
67.
Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent variable.
a)
height of the ramp
b)
distance traveled by the ball
c)
mass of the ball
d)
weight of the ball
68.
The independent variable is the ONE thing you _____.
a)
change
b)
keep the same
c)
experiment with
d)
investigate
69.
Look at the image. Which part shows the position of the alveoli ?
a)
c
b)
d
c)
e
d)
f
70.
Name the structure labeled 8
a)
lungs
b)
trachea
c)
diaphragm
d)
alveoli
71.
Name the organ label # 6.
a)
alveoli
b)
bronchi
c)
trachea
d)
lungs
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