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The Human Body
The Human Body
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Grade 4 Human Body Study Quiz
Flashcards
21 cards
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Practice quiz
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Questions
21
Answers
1
Human skin has _________layers and is about as thick as a dime.
52
15
100
3
2
Your lungs hold enough air to inflate...
a basketball
a car tire
a hot air balloon
a football
3
When lungs are damaged by smoking, they can appear_____________________.
gray with holes and black spots
pink and spongey
4
The main job of the kidneys is to _____________________.
pump oxygen in your blood
take care of your muscles
filter your blood and turn the waste into urine.
produce bile for digestion
5
Which statement about the brain is an opinion?
Every day your brain has 70,000 thoughts.
Even your feelings come from your brain.
You should be glad you have a human brain.
The brain controls the body without you even thinking.
6
The purpose of the body's digestive system is to...
to help you breathe
To help your body break down food
to help your body make food
to help your blood move through the body
7
Your heart is designed to _____________________.
move blood around your body
control your movements
digest food
filter out oxygen
8
True or False: Blood cells are made inside your bones.
True
False
9
True or false: Just like other muscles in your body, your heart needs exercise to keep strong.
False
True
10
What is the building block of every part of our bodies?
The heart
Cells
The brain
Legos
11
The _________________are vessels that carry blood away from your heart.
gall bladder
pulse
veins
arteries
12
Your heart is about the size of __________________.
your kidneys
your brain
a football
your fist
13
When you breathe ___________________ is removed from the air and pumped into blood cells
carbon dioxide
oxygen
hydrogen peroxide
asthma
14
Your brain is made up of nerve cells. What do nerve cells do?
send & receive signals that direct your body's activites
keep the brain protected from bumps
show the color of the brain
expand and contract
15
After you swallow your food, what does it travel through to get to your stomach?
the small intestines
the tongue
the esophagus
the lungs
16
If you want to keep your digestive system healthy you should eat...
soda, fruit juices and coffee
meat
whole grains, fruits and vegetables
bread and fatty foods
17
How does skin help to keep our bodies healthy?
It filters our blood.
It holds up our muscles.
It protects are brain from falls.
It keeps out infection and has nerves to help us feel pain.
18
When you are older your brain will weigh about _____________pounds.
10
1
7
3
19
Which of these statements are true.
Muscles in your brain help you think.
All of your muscles are attached to bones.
Muscles help you digest food.
All are true
20
The ____________ is the heaviest organ, cleans your blood and stores fuel for you.
heart
liver
gall bladder
pancreas
21
Who has more bones babies or adults?
Babies
Adults
