A teacher's assistant is not typically required to hold a Bachelor's Degree, so the average pay is much lower than that of the teacher in charge. A teacher's assistant averages about $21,000 yearly with a slight range between $19,300 and $27,400.
When breast cancer spreads to the spine, it's known as bone metastasis. And unfortunately yes, breast cancer that has spread to the bones may spread to other areas such as the brain as well. This happens when cancer cells break away from the primary tumor and travel through the circulatory system. The most common areas for breast cancer to spread are the bones, lung, liver, and brain.
One answer is that cancerous cells can often spread from the original site of the tumor to other parts of the body via the blood stream and lymph system. So a tumor growing in breast tissue or the skin on your face may actually cause a tumor to develop in your brain or lungs if left unchecked.ne answer is that cancerous cells can often spread from the original site of the tumor to other parts of the body via the blood stream and lymph system. So a tumor growing in breast tissue or the skin on your face may actually cause a tumor to develop in your brain or lungs if left unchecked.