Which is a good source for calcium?
a)berries
b)legumes
c)root vegetables
d)whole wheat

In multiple sclerosis, the immune system destroys the substance that coats and protects nerve fibers in the brain and spinal cord. this causes inflammation and injury to the nerves, and the axons don't conduct impulses as well.

High blood pressure is best described as

Which is a type of epithelial tissue? a. the skin on your hand b. cardiac muscle c. neurons d. cartilage