Science 4th Grade Packet on

“Human Body Systems”

Chapter 2

Name ______

Section______

Name______

Section______

Chapter 2 Preview

Answer the following questions about this chapter.

  1. How do you think your body changes food into energy?

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  1. What does your heart do for your body?

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  1. 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. artery –______

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  1. blood –______

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  1. capillary –______

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  1. circulatory system – ______

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  1. digestive system –______

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  1. esophagus – ______

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  1. heart – ______

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  1. large intestine – ______

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  1. muscular system –______

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  1. respiratory system – ______

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  1. skeletal system – ______

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  1. small intestine – ______

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  1. stomach –______

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  1. 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 –______

Ch 2 Lesson 1 REVIEW

Ch 2 Lesson 2 REVIEW

Ch 2 Lesson 3 REVIEW

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.

Science Grade 4Name ______

Section ______

Writing in ScienceCh 2 Date ______

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.

Chapter 2 Vocabulary Review

Ch 2 Human Body Systems

D / D / T / O / L / N / P / O / N / E / T / P / H / L / M
H / I / M / R / I / I / Q / G / E / S / R / S / Z / A / E
U / X / G / E / S / X / M / P / N / O / A / C / I / R / T
D / B / V / E / G / N / O / M / E / P / E / R / L / G / S
C / O / R / B / S / O / L / F / B / H / H / C / M / E / Y
E / A / O / K / T / T / N / L / Y / A / P / I / I / I / S
E / Z / P / L / U / J / I / L / Q / G / W / B / K / N / L
P / P / M / I / B / Q / Q / V / S / U / O / P / U / T / A
S / M / A / L / L / I / N / T / E / S / T / I / N / E / T
A / C / B / M / H / L / O / S / E / S / D / J / P / S / E
J / G / C / K / M / M / A / W / S / H / Y / P / F / T / L
X / M / D / Q / A / U / O / R / A / Y / K / S / M / I / E
F / R / I / C / O / P / Y / O / Y / W / U / I / T / N / K
S / S / H / Y / R / E / T / R / A / O / C / H / Q / E / S
M / E / T / S / Y / S / R / A / L / U / C / S / U / M / M
ARTERY / BLOOD / CAPILLARY
DIGESTIVESYSTEM / ESOPHAGUS / HEART
LARGEINTESTINE / MUSCULARSYSTEM / SKELETALSYSTEM
SMALLINTESTINE / STOMACH / VEIN

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.

  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.

  1. Organs that work together to take air into the body and push it back out make up the (respiratory system or circulatory system).
  2. The (heart or lungs) is a muscular pump that pushes the blood through the blood vessels.
  3. A(n) capillary or vein ) carries blood with little oxygen back to the heart.

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.
  1. The ______is made of muscle, tissue that makes body parts move.
  1. The three kinds of muscle ______, ______and ______.
  1. A skeletal muscle is a ______muscle.
  1. A cardiac and smooth muscle are ______muscles.
  1. 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.

Ch 2REVIEW and TEST PREP P. A58

Complete each sentence with a term from the box.

  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 ______.

Circle the letter of the best answer choice.

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