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Muscular System
Human Anatomy & Physiology
| Question | Answer |
|---|---|
| What are the jobs of muscles? | Moves your bones The heart moves blood through your body Moves food through your digestive system |
| Skeletal | Moves the bones Voluntary Referred as striated because it both has dark and light stripes or striations |
| Smooth | Found in the digestive system Involuntary It is not striated |
| Cardiac | Make up the heart Involuntary It is also striated |
| Contraction | The brain sends a signal in the neuron controlling the muscle when a muscle contracts, it pulls on the bone that it is attached to |
| Tendons | Attach muscle to bone |
| Ligaments | Attach bone to bone |
| Muscles Working In Pairs | One muscle contracts and moves the bone Another muscle relaxes or extends in order for this to happen |