Science 4th Grade Packet on
“Human Body Systems”
Chapter 2
Name ___________
Section__________
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Ch 2 Human Body System
2
Name________________
Section_______________
Chapter 2 Preview
Answer the following questions about this chapter.
1. How do you think your body changes food into energy?
______________________________________________________
______________________________________________________
______________________________________________________
______________________________________________________
2. What does your heart do for your body?
______________________________________________________
______________________________________________________
______________________________________________________
______________________________________________________
3. What allows your body to move?
______________________________________________________
______________________________________________________
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Name________________
Section_______________
Date _________________
Science
Grade 4
Chapter 2 “Human Body Systems”
Define the vocabulary terms from the chapter.
1.
2.
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artery – ____________________________________________________________________
____________________________________________________________________________
blood –______________________________________________________________________
____________________________________________________________________________
capillary –____________________________________________________________________
____________________________________________________________________________
circulatory system – ____________________________________________________________
____________________________________________________________________________
digestive system –______________________________________________________________
____________________________________________________________________________
esophagus – _________________________________________________________________
____________________________________________________________________________
heart – ______________________________________________________________________
____________________________________________________________________________
large intestine – _______________________________________________________________
____________________________________________________________________________
muscular system –_____________________________________________________________
____________________________________________________________________________
respiratory system – ___________________________________________________________
____________________________________________________________________________
skeletal system – ______________________________________________________________
____________________________________________________________________________
small intestine – ______________________________________________________________
____________________________________________________________________________
stomach – ___________________________________________________________________
____________________________________________________________________________
vein–_______________________________________________________________________
____________________________________________________________________________
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Name________________
Section_______________
Date ________________
Science
Grade 4
Chapter 2 “Human Body Systems”
Write sentences for the vocabulary terms for this chapter.
artery – _________________________________________________________________________
blood – ________________________________________________________________________
capillary – _________________________________________________________________________
circulatory system –_________________________________________________________________
digestive system –___________________________________________________________________
esophagus – ________________________________________________________________________
heart – ___ ________________________________________________________________________
large intestine – _____________________________________________________________________
muscular system – ___________________________________________________________________
respiratory system –__________________________________________________________________
skeletal system – ______________________________________________________________________
small intestine – _____________________________________________________________________
stomach – ___________________________________________________________________________
vein – _______________________________________________________________________________
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Ch 2 Lesson 1 REVIEW
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Ch 2 Lesson 2 REVIEW
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Ch 2 Lesson 3 REVIEW
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Ch 2 Vocabulary Review Crossword Puzzle
Ch 2 Human Body System
Across
8. the long, coiled organ where most digestion takes place.
9. a blood vessel that carries blood away from the heart.
10. a muscular tube that pushes food toward the stomach.
11. organs that transport oxygen, nutrients, water, and waste.
12. a body system that gives the body its shape, protects the organs inside
the body, and works with the muscles to move the body .
Down
1. the major organ system that breaks down food into nutrients that the
body’s cells can use.
2. a muscular pump that pushes the blood through the blood vessels.
3. a blood vessel that carries blood to the heart.
4. the organ where water and minerals from food are removed and absorbed into
the blood.
5. a tiny blood vessel that connects arteries and veins.
6. a system of fluid and cells that carries nutrients and oxygen to cells in
the body.
7. organs that work together to take air into the body and push it back out.
8. a muscular organ that mixes and stores food and continues the process of
digestion.
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Science
Grade 4
Writing in Science
Name ____________________
Section __________________
Date _____________________
Ch 2
Persuasive Writing: Healthy Diet!
Persuasive writing tries to persuade readers to agree with the writer or
support the writer’s ideas.
A balanced diet helps to keep a person’s body healthy.
Before you begin writing, think about some of the problems that occur
when a person eats a diet high in sugar and fats and low in protein.
Now, write about how to persuade someone to eat a healthful diet.
Healthy Diet!
There are many reasons to eat a healthful diet.__________________
_______________________________________________ ___________
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Chapter 2 Vocabulary Review
Ch 2 Human Body Systems
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ARTERY
DIGESTIVESYSTEM
LARGEINTESTINE
SMALLINTESTINE
BLOOD
ESOPHAGUS
MUSCULARSYSTEM
STOMACH
CAPILLARY
HEART
SKELETALSYSTEM
VEIN
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Study Guide A Ch 2
What is the digestive system?
Main Idea. To function properly, living things need the nutrients found
in found. The digestive system breaks down food to release these
nutrients.
Fill in the blanks with words from the box below.
small intestine
esophagus
digestion
stomach
digestive system
blood
large intestine
1. The __________________ breaks down food into nutrients that the body cells can use.
2. ________________ is the process of breaking down food.
3. After swallowing, chewing food moves into the _________________, a muscular tube
that pushes food toward the stomach.
4. The _________________ is a muscular organ that mixes food with digestive juices that
contain enzymes and an acid.
5. The ________________ is a long, coiled organ where most digestion takes place.
6. _______________carries the nutrients and oxygen to every cell in the body.
7. The ______________________ is the organ where water and minerals from food are
removed and absorbed into the blood.
What is the circulatory and respiratory systems?
Main Idea. The respiratory system brings oxygen into the body
and removes wastes. The circulatory system carries oxygen to the
cells and carries away wastes.
Circle the word that completes the sentence.
8. Organs that work together to take air into the body and push it back out make up the
(respiratory system or circulatory system).
9. The (heart or lungs) is a muscular pump that pushes the blood through the blood vessels.
10. A(n) capillary or vein ) carries blood with little oxygen back to the heart.
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Study Guide B Ch 2
What are the skeletal and muscular system?
Main Idea. The skeletal and muscular systems protect and
support the body and allow it to move.
Write answers to the questions on the lines below.
1. The __________________is the system that gives the body the shape and support,
protects the organs inside the body, and works with the muscles to move the body.
2. The ______________________ is made of muscle, tissue that makes body parts move.
3. The three kinds of muscle ____________________, ____________________ and
______________.
4. A skeletal muscle is a _______________________ muscle.
5. A cardiac and smooth muscle are ____________________ muscles.
6. The human adult skeleton has ___________ bones.
Write TRUE or FALSE for the statements below..
_________ 7. Cardiac and smooth muscles are involuntary.
_________ 8. Cartilage is softer than bone.
_________ 9. Skeletal muscle can pull on the bone it is attached to, but cannot push.
_________10. An example of a voluntary muscle is a skeletal muscle.
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Ch 2 REVIEW and TEST PREP P. A58
Vocabulary
Complete each sentence with a term from the box.
artery
blood
capillary
circulatory system
heart
digestive system
esophagus
large intestine
muscular system
respiratory system
skeletal system
small intestine
stomach
vein
1. The material that carries nutrients and oxygen to all body’s cells is
__________________.
2. A blood vessel that carries blood away from heart is a/an ______.
3. Food stays for 12 to 36 hours in an organ called the ___________.
4. A tiny blood vessel that connects arteries and veins is a/an ______.
5. Three kinds of muscle make up the _________________.
6. The tube through which food passes into the stomach is the
___________.
7. The transportation of oxygen, nutrients, water, and wastes is the
job of organs of the ______________________.
8. Most digestion takes in a long, coiled organ called the _________.
9. The muscular pump that pushes blood through the body is the
______________.
10. The muscular organ that mixes and stores food and turns it into a
soupy mix is the ____________________.
Test Prep
Circle the letter of the best answer choice.
11. A/an _________ carries blood to the
heart.
A. vein
B. capillary
c. artery
D. esophagus
13. Food is broken down into nutrients that
the body cells can use by the ___________.
A. circulatory system
B. respiratory system
C. skeletal system
D. digestive system
12. Taking air into the body and pushing it
out is the job of the ________________.
A. circulatory system
B. digestive system
C. respiratory system
D. skeletal system
14. Which of the following is NOT part of
the skeletal system?
A. skull
B. ribs
C. biceps
D. spine
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