Multicellular Organisms MS-LS1-3
Grade 6 - NGSS - CA

The system of the heart, blood, and blood vessels, it moves oxygen, nutrients and waste
Circulatory system
The system of the heart, blood, and blood vessels, it moves oxygen, nutrients, and waste. Circulatory system. The circulatory system is like a delivery network in your body, where the heart pumps blood through blood vessels to bring oxygen and nutrients to cells and carry away waste.

The glands and hormones that regulate body conditions and growth, like the thyroid
Endocrine system
The glands and hormones that regulate body conditions and growth, like the thyroid, are part of the endocrine system. The endocrine system is a network of glands that sends hormones through the blood to help control how our bodies grow and stay balanced.

The brain, spinal cord and nerves which relay information
Nervous system
The brain, spinal cord, and nerves which relay information. Nervous system. The nervous system is like a communication network in the body that sends and receives messages to help control everything we do, like moving, thinking, and feeling.

The organs that transfer oxygen from the air to the body, like the nose, trachea and lungs
Respiratory system
The organs that transfer oxygen from the air to the body, like the nose, trachea, and lungs, make up the respiratory system. The respiratory system is the part of your body that helps you breathe and get oxygen into your blood.

All the bones in the body that support it, help it to move, and protect internal organs
Skeletal system
All the bones in the body that support it, help it to move, and protect internal organs. Skeletal system. The skeletal system is the framework of bones that supports and shapes our body, allowing us to move and protecting our organs.