Which connects a muscle to the bone?

Vaccinations provide protection against disease. A vaccine contains a substance that had been treated, so that it cannot cause a disease. However, when this substance is introduced into the body, it can stimulate the body's defense system. Which system does a vaccination stimulate?

Foreign particles that can cause disease are called -

What is the function of the immune system?

Body systems work together to maintain homeostasis. For example, the immune system depends on another system to transport its cells to where they are needed. They system that works with the immune system to do this is the -

The immune system consists of -

An autoimmune disease is one in which the immune system attacks the body's own cells. An example of an auto immune disease is rheumatoid arthritis, which attacks the joints of the body. Which system is affected by rheumatoid arthritis?

Which is the largest organ in your body?

Macrophages are part of the immune system's response to defend the body. What do macrophages do?

A person who has had chicken pox is not likely to get the disease a second time. What is responsible for protecting this person against another case of chicken pox?

The skeletal system works with the immune system to help defend the body. What does the skeletal system produce that works as part of the immune system?