Immune System

A beneficial bacteria

A disease-causing agent such as a virus or bacteria

A type of white blood cell

A nutrient for the immune system

The innate immune system has a memory, while the adaptive does not.

The adaptive immune system attacks specific threats, while the innate is nonspecific.

The innate immune system includes the spleen and lymph nodes, while the adaptive includes skin and fur.

The adaptive immune system acts as the first line of defense, while the innate acts later.

Filter the lymph of microorganisms

Produce red blood cells

Transport waste to veins

Store iron for the body

Innate and adaptive immune systems

Primary and secondary immune systems

Active and passive immune systems

Internal and external immune systems