Q.1.
This is the immune systems’ second line of defense.
Q.2.
The immune system works hand-in-hand with the _________.
Q.3.
This functions to form blood, store blood and filter blood. It controls and negates harmful bacteria that has found its way into the bloodstream.
Q.4.
This is a thin, flat gland that secretes the hormone which then stimulates the activity of the lymphocytes.
Q.5.
These are substances that originate in one area of the body and can affect other areas of the body. They use the blood stream to travel around the body.
Q.6.
There are __ major components that make up the immune system.
Q.7.
Parasites, toxins, viruses, bacteria and microbes are collectively known as _______.
Q.8.
This is a series of enzymatic proteins found in normal blood that will seek out and destroy many types of bacteria and other foreign cells.
Q.9.
White blood cells are also known as _________.
Q.10.
The immune system’s first line of defense is ________.