White blood cells that produce antibodies - Lymphocytes
Systems of blood vessels that are responsible for removal of bacteria from the blood stream - lymphatic system
Outer layer of the skin - epidermis
Inner layer of the skin - dermis
Answer:
biting you tongue hurts when it not on purpose because your body is ready to take the impact of you teeth and when its not on purpose, you tongue is soft and easy to cut through
Explanation:
That statement is true
According to national institute of Aging, population aging is likely to influence the pattern of health care spending. The older a person is, the more concern and problems they have regarding their health, which cause an increase in their healthcare spending