| A | B |
|---|
| skeletal | bones, support, calcium, |
| muscular | ATP, movement, metabolism |
| Endocrine | hormone, chemical messenger, regulate |
| Nervous | sensory, control, direct, respond |
| Circulatory | transport, carries, circulate, |
| Excretory | waste, remove, excretes, filter |
| hormones | chemical messengers, endocrine, glands |
| metabolism | the rate at which energy is used |
| vascular tissue | hollow tubes that carry fluid |
| Homeostasis | balance, regulate, maintain |
|
