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Human Body Systems

FREE resources for teaching your students about human body systems

Scroll down, place your cursor on the body system you want to explore, and click. Each body system includes 3 FREE* teaching resources: an introductory infographic, an activity or article, and a graphic organizer.


Cardiovascular System

What is normal cardiac anatomy and physiology? What are some common cardiovascular diseases? How do these diseases manifest themselves? Help your students discover the answers with these resources.


Reproductive System

Have your students read the engaging introduction to sexual and asexual reproduction, and then test their knowledge with an activity. The full-color infographic helps them review the human reproductive system in concise detail.


Endocrine System

Start by exploring the major glands and organs of the endocrine system. Then provide students with an activity that asks them to identify endocrine tissues. The review centers on an essential question: What are the locations, hormones, and regulatory functions of the 9 glands and organs in the system?


Digestive System

What are the main functions of our digestive system, what are the organs that comprise it, and how does it work? Help your students find the answers as they trace the path of food from ingestion to solid waste elimination. Build and review to reinforce learning.


Respiratory System

Introduce your students to the human respiratory system with a colorful, informative infographic. Build their knowledge with an article on the mechanics of breathing. Review and reinforce with a graphic organizer that focuses on the major organs in the system as well as respiratory pathologies.


Lymphatic System

Explore the vital role the lymphatic system plays in the body's immunity. Our featured activity focuses on allergies and levels of allergic reaction. Then review lymphatic system structure and function with the help of a graphic organizer.


Urinary System

The urinary system helps maintain proper fluid balance inside the body. Teach key aspects of its structure and function with this detailed infographic. The activity is designed to give students an understanding of normal and abnormal urine composition. Use the graphic organizer to review both the urinary system and common urological conditions.


Nervous System

This infographic focuses on the how the central and peripheral nervous systems work together. The Carolina Essentials™ activity "Reaction Time and Practice" can be used to introduce students to the nervous system as well as to reflexes and reactions and learning theory. Then review core functions of the system with the graphic organizer.


Muscular System

Teach the 3 types of muscle tissue and their functions with the help of this infographic. In "Chicken Wing Musculature," our featured activity, students observe and draw human muscle tissue and dissect a chicken wing. The graphic organizer offers an opportunity to compare and contrast muscle types and movement.


Skeletal System

This infographic illustrates key functions of the human skeleton, bone tissue, and cartilage. Build a model that demonstrates the flexing action of the human hand with the activity "Flex and Extend." Then review structures, types of joints, skeletal conditions, and more with our graphic organizer.


Integumentary System

Explore the main structures and functions of the integumentary system with this infographic. Build with an activity that explores the density of mechanoreceptors in the skin on the hand. The review covers structure and function as well as integumentary system diseases and disorders.

* ©Carolina Biological Supply Company

Carolina Biological Supply Company grants teachers permission to photocopy or reproduce by other means these resources in quantities sufficient for the students in his/her classroom. Also for the purposes of classroom use only, teachers may make an electronic file or overhead transparency of any or all pages in these resources.