| A | B |
| Integument | This system of the body provides protection and is crucial to survival. |
| Skelatal | This system is vital for support and movement. |
| Nervous | This is composed of the brain, spinal cord, and nerves. |
| Endocrine | This system's primary functions include: communication, control, and integration. |
| Cardiovascular | The primary function of this system is transportation. |
| Lymphatic | The function of this system is the movement of fat-related nutrients, fluid, and large molecules. |
| Respiratory | This system allows the exchange of respiratory gases. |
| Digestive | This system absorbs nutrients from the food you eat. |
| Urinary | This system includes the kidneys, ureters, bladder, and urethra. |
| Reproduction | Ensures the survival of a species. |