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WorksheetsDigestive And Respiratory And Circulatory Systems
Total questions: 26
Worksheet time: 40mins
Name
Class
Date
1.
What is the main function of the respiratory system?
a)
to provide oxygen and remove carbon dioxide
b)
to carry oxygen to the body
c)
to break down food and absorb nutrients
2.
What are the other functions of the respiratory system?
a)
breathing, speaking
b)
to carry oxygen to the body
c)
to break down food and absorb nutrients
3.
The two main big branches from the trachea (one to each lung)
a)
bronchi
b)
alveoli
c)
bronchioles
4.
The air sacs at the end of bronchioles where gas exchange happens
a)
bronchi
b)
bronchioles
c)
alveoli
5.
The larynx is also known as the...
a)
Voice box
b)
Passage to the lungs
c)
Airway
6.
Diaphragm
a)
Muscle beneath the lungs that moves gases in and out of the body
b)
Muscle to break down food
c)
Filters blood
7.
Trachea
a)
where air enters the body
b)
voice box
c)
air tube that connects the larynx with the bronchi
8.
When you breathe, your lungs take in ___ and remove ___.
a)
air/oxygen
b)
oxygen/carbon dioxide
c)
carbon dioxide/waste
d)
waste/air
9.
What are the main organs of the respiratory system?
a)
muscles
b)
lungs
c)
nose and mouth
d)
bronchi
10.
Which system works closely with the respiratory system?
a)
skeletal system
b)
circulatory system
c)
excretory system
d)
digestive system
11.
Air first enters through the
a)
lungs
b)
nose and mouth
c)
diaphragm
d)
bronchioles
12.
To get rid of carbon dioxide
a)
exhale
b)
inhale
c)
cough
d)
hiccup
13.
What is cellular respiration?
a)
How the body breaks down glucose using oxygen and letting out chemical energy
b)
How the body helps cells breathe with oxygen
14.
What is the function of the Circulatory System?
a)
carries substances, control body temperature, fight diseases
b)
Party
c)
Bring oxygen to the lungs
d)
break down food
15.
arteries, veins, and capillaries are three types of __________
a)
heart valves
b)
blood vessels
c)
cells
d)
veins
16.
What organ pumps blood throughout the body?
a)
lung
b)
heart
c)
diaphragm
17.
blood flows to the heart in these
a)
heart
b)
lungs
c)
arteries
d)
veins
18.
blood flows away from the heart in these
a)
heart
b)
lungs
c)
arteries
d)
veins
19.
What do Red-Blood cells do?
a)
Carry oxygen and transport materials
b)
Race each other around the body
c)
Collects blood from the capillaries
20.
The part of our blood that helps fight infection
a)
Red Blood Cells
b)
Plasma
c)
White Blood Cells
21.
What is part F?
a)
mouth
b)
small intestine
c)
esophagus
22.
The organ highlighted is the
a)
stomach
b)
small intestine
c)
large intestine
23.
The mechanical stage of digestion begins when...
a)
saliva is released to digest food
b)
most of the the nutrients are broken down and absorbed in the small intestine
c)
food is chewed in the mouth
24.
mixes and churns food while it is being broken down by enzymes
a)
Small Intestine
b)
Stomach
c)
Pancreas
25.
After chewing, the food is swallowed and passes down the ______________________ to the ______________________________.
a)
esophagus, stomach
b)
liver, small intestine
c)
salivary glands, esophagus
26.
What is the function of the digestive system?
a)
Break down food and carry nutrients to the body
b)
Fill the blood with oxygen and get rid of carbon dioxide
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