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Intro. Human Body
Facts on Body Systems
Term | Definition |
---|---|
Digestive System | breaks down food and absorbs nutrients |
Immune System | Fights Disease |
Circulatory System | Delivers oxygen and nutrients to the cells (in the blood) throughout our body and removes carbon dioxide and water waste from our cells |
Respiratory System | Exchanges Oxygen and carbon dioxide between blood and air by way of the lungs |
Muscular System | Allows body movement |
Skeletal System | provides support, protection and joints for movement |
Nervous System | Detects sensation which controls body reactions |
Excretory System | Removes waste from the body |
Heart and blood vessels belong to what body system? | Circulatory System |
Trachea, bronchi, lings, and diaphram belong to what body system? | Respiratory System |
Brain and nerves belong to what body system? | Nervous System |
The 5 levels of Biological Organization from the most simple to the most complex | cells- tissue- organ- organ system- organism |