The Musculoskeletal System

Introduction

Every time you walk, write, run, sit, stretch, or carry your bag, your bones, muscles, and joints are working together. The human body is designed for movement, support, and protection. But how exactly does the body move? Why do bones not bend like muscles? What happens when a joint is injured? How can people protect their muscles and bones from injury?

In this lesson, you will become anatomy investigators. Your mission is to explore the human musculoskeletal system and discover how bones, joints, muscles, tendons, and ligaments work together to produce movement. You will also connect anatomy to real-life situations such as posture, exercise, sports injuries, and daily body movements.

Task

Your group will create a Human Movement and Injury Prevention Guide.

Your final product may be a slideshow, infographic, digital brochure, poster, or short video presentation.

Your guide must include:

  1. A clear explanation of the main parts of the musculoskeletal system.
  2. A diagram or labeled illustration of bones, joints, and muscles involved in one body movement.
  3. An explanation of how bones, muscles, tendons, ligaments, and joints work together.
  4. A real-life example of a common musculoskeletal injury or problem.
  5. Three practical ways to protect the musculoskeletal system.
  6. A short reflection on what you learned about body movement and anatomy.

Process

Step 1: Form Your Anatomy Investigation Team

Work in groups of 3–5 members. Assign roles:

  • Lead Researcher: Finds important anatomy facts from the online resources.
  • Diagram Specialist: Creates or labels body diagrams.
  • Movement Analyst: Explains how a selected body movement happens.
  • Health and Safety Adviser: Researches injury prevention and healthy body habits.
  • Presenter/Editor: Organizes the final output and prepares the presentation.

Step 2: Build Background Knowledge

Use the online resources provided by your teacher. As you explore, answer these guide questions:

  1. What are the major functions of the skeletal system?
  2. What are the major functions of the muscular system?
  3. What are joints, and why are they important for movement?
  4. What is the difference between tendons and ligaments?
  5. How do muscles and bones work together to move the body?
  6. What are common injuries or problems involving bones, joints, or muscles?
  7. How can people protect their musculoskeletal system?

Step 3: Choose One Body Movement

Choose one movement to investigate. Examples:

  • Bending the elbow
  • Kicking a ball
  • Walking
  • Jumping
  • Lifting a backpack
  • Writing with a pen
  • Squatting
  • Raising the arm
  • Climbing stairs

Identify the body parts involved in the movement.

Your group should answer:

  • Which bones are involved?
  • Which joints are involved?
  • Which muscles help create the movement?
  • What role do tendons play?
  • What role do ligaments play?
  • What could happen if one part is injured?

Step 4: Create a Labeled Anatomy Diagram

Create or use a simple diagram showing the movement you selected. Label at least:

  • 2 bones
  • 1 joint
  • 2 muscles
  • Tendons
  • Ligaments, if visible or applicable
  • Direction of movement

You may draw your own diagram or create a digital version. Make sure your diagram is neat, accurate, and easy to understand.

Step 5: Investigate a Common Injury or Problem

Choose one injury or condition related to your selected movement. Examples:

  • Sprain
  • Strain
  • Fracture
  • Dislocation
  • Tendinitis
  • Poor posture
  • Muscle cramps
  • Knee injury
  • Back pain

Research the following:

  1. What body part is affected?
  2. What usually causes the injury or problem?
  3. What symptoms might a person experience?
  4. How can this injury or problem be prevented?
  5. Why is proper body mechanics important?

Step 6: Design Your Human Movement and Injury Prevention Guide

Your final guide must include:

  • Title
  • Introduction to the musculoskeletal system
  • Labeled diagram of your chosen body movement
  • Explanation of how the movement happens
  • Description of one related injury or problem
  • Three injury-prevention tips
  • At least three facts from online resources
  • A short conclusion or reflection

Suggested title examples:

  • “How the Arm Moves: Bones, Muscles, and Joints at Work”
  • “The Anatomy of Walking”
  • “Protect Your Knees: Understanding Movement and Injury Prevention”
  • “Backpack Safety and the Musculoskeletal System”
  • “From Bones to Muscles: How the Body Moves”

Step 7: Present Your Work

Each group will present its guide in 3–5 minutes.

During your presentation, explain:

  1. The body movement your group studied.
  2. The bones, muscles, and joints involved.
  3. How the movement happens.
  4. The injury or problem connected to the movement.
  5. How people can prevent injury and take care of their musculoskeletal system.

Step 8: Individual Reflection

Each student will answer the following questions:

  1. What did I learn about how the human body moves?
  2. Which part of the musculoskeletal system do I understand better now?
  3. Why is anatomy important in everyday life?
  4. What is one habit I can practice to protect my bones, joints, and muscles?

Evaluation

Criteria Excellent — 20 pts Good — 15 pts Satisfactory — 10 pts Needs Improvement — 5 pts
Anatomy Content Shows accurate and detailed understanding of bones, muscles, joints, tendons, and ligaments Shows clear understanding with minor missing details Shows basic understanding but lacks depth Shows limited or inaccurate understanding
Explanation of Movement Clearly explains how the selected body movement occurs Explains the movement with minor gaps Gives a simple explanation but lacks detail Explanation is unclear or incorrect
Diagram or Visual Diagram is accurate, neat, well-labeled, and easy to understand Diagram is clear with mostly correct labels Diagram is present but incomplete or unclear Diagram is missing or inaccurate
Injury or Problem Analysis Clearly explains the injury/problem, causes, symptoms, and prevention Explains the injury/problem with minor missing details Gives basic information but lacks explanation Injury/problem is unclear or not connected to the topic
Use of Online Resources Uses reliable online sources and includes accurate facts Uses reliable sources with mostly accurate information Uses few sources or limited facts Sources are weak, missing, or inaccurate
Final Product and Presentation Creative, organized, informative, and confidently presented Organized and clearly presented Understandable but lacks creativity or polish Incomplete, disorganized, or poorly presented

Total: 100 points

Grading Scale:

  • 90–100: Excellent
  • 80–89: Very Good
  • 70–79: Good
  • 60–69: Satisfactory
  • Below 60: Needs Improvement

Conclusion

The musculoskeletal system allows the human body to move, stand, balance, and perform daily activities. Through this WebQuest, you explored how bones, muscles, joints, tendons, and ligaments work together. You also discovered that understanding anatomy can help people prevent injuries, improve posture, exercise safely, and take better care of their bodies.

Final reflection question:
How can understanding anatomy help you make healthier choices in your daily life?

Credits

References

Khan Academy. (n.d.). Human anatomy and physiology. Khan Academy. https://www.khanacademy.org/science/health-and-medicine/human-anatomy-and-physiology

Khan Academy. (n.d.). Learn: The musculoskeletal system review. Khan Academy. https://en.khanacademy.org/science/hs-bio/x230b3ff252126bb6%3Afrom-cells-to-organisms/x230b3ff252126bb6%3Ahuman-body-systems/a/hs-the-musculoskeletal-system-review

MedlinePlus. (n.d.). Anatomy. U.S. National Library of Medicine. Retrieved June 18, 2026, from https://medlineplus.gov/anatomy.html

MedlinePlus. (n.d.). Bones, joints and muscles. U.S. National Library of Medicine. Retrieved June 18, 2026, from https://medlineplus.gov/bonesjointsandmuscles.html

OpenStax. (2022). Anatomy and physiology 2e. OpenStax. https://openstax.org/details/books/anatomy-and-physiology-2e/

Visible Body. (n.d.). An anatomy & physiology course for everyone. Visible Body. Retrieved June 18, 2026, from https://www.visiblebody.com/learn/