Main Parts & Organs Name
What's the function?
System Interactions
Odd One Out
Fun Facts!
100

This part of the respiratory system is where oxygen enters and carbon dioxide leaves the blood.

What are alveoli?

100

This system is responsible for taking in oxygen and removing carbon dioxide and water.

What is the respiratory system?

100

The diaphragm helps this system by controlling breathing.

 What is the muscular system?

100

Identify which item does NOT belong in the group and why.

Alveoli, Bronchi, Trachea, Femur

What is the femur?(It’s a bone, not part of the respiratory system.)

100

This organ can float in water due to its air content.

What are the lungs?

200

This tough connective tissue attaches muscles to bones.

What are tendons?

200

This system produces blood cells and stores minerals.

What is the skeletal system?

200

The endocrine system works with this system to deliver hormones to organs.

What is the circulatory system?

200

Identify which item does NOT belong in the group and why.

T cells, B cells, Antibodies, Cartilage

 What is cartilage? (It’s part of the skeletal system, not immune.)

200

The human body has this many bones as an adult.

 What is 206?

300

This gland is called the “master gland” because it controls many other glands.

What is the pituitary gland?

300

This type of muscle lines organs and helps with involuntary movements like digestion.

What is smooth muscle?

300

The skeletal system works with this system to allow movement.

What is the muscular system?

300

Identify which item does NOT belong in the group and why.

Thyroid, Pituitary, Pancreas, Ligament

 What is a ligament? (It’s connective tissue, not a gland.)

300

This immune system response causes a temperature rise and is a sign it’s working.


 What is a fever?

400

These two tubes branch off from the trachea and carry air to each lung.

What are the bronchi?

400

This system releases hormones to regulate body processes over time.

What is the endocrine system?

400

The immune system works with this organ system to block germs at the body’s surface.

What is the integumentary system (skin)?

400

Identify which item does NOT belong in the group and why.

Smooth muscle, Skeletal muscle, Tendon, Cortical bone


 What is cortical bone? (It’s part of the skeletal system, not muscle-related.)

400

These are the busiest muscles in the body, moving over 100,000 times per day.

 What are the eye muscles?

500

These types of blood cells are the immune system’s main defense.

What are white blood cells? 

500

This immune system cell produces antibodies to target specific germs.

What are B cells?

500

The nervous system and this system work together to maintain homeostasis and hormone release.

 What is the endocrine system?

500

Identify which item does NOT belong in the group and why.

Skin, Macrophage, White Blood Cell, Bronchiole

What is a bronchiole? (It’s part of the respiratory system, not immune.)

500

This system has a "memory" that helps it fight germs faster the second time.

 What is the immune system?

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