| Similarity | Rank | |
|---|---|---|
| the_central_nervous_system | 0.893 | 30904 |
| nervous_system | 0.855 | 33516 |
| the_brain | 0.776 | 2459 |
| central_nervous_system | 0.775 | 71207 |
| nerve_cell | 0.751 | 44534 |
| spinal_cord | 0.732 | 20333 |
| brain_function | 0.707 | 40259 |
| neurotransmitter | 0.699 | 51284 |
| neuron | 0.693 | 8698 |
| the_immune_system | 0.692 | 14393 |
| the_cerebellum | 0.691 | 83659 |
| skeletal_muscle | 0.681 | 57516 |
| neuronal | 0.673 | 71428 |
| brain_cell | 0.667 | 47809 |
| endocrine | 0.664 | 74450 |
| respiratory_system | 0.659 | 64693 |
| the_human_brain | 0.656 | 40043 |
| neurological_disorder | 0.655 | 71464 |
| brain_structure | 0.654 | 87338 |
| serotonin | 0.653 | 59388 |
| the_human_body | 0.651 | 12109 |
| synapse | 0.646 | 31235 |
| circulatory_system | 0.646 | 73602 |
| brain | 0.644 | 3666 |
| neurological | 0.643 | 36019 |