Practice Questions: Immune system

What body system protects animals against invaders such as bacteria and viruses?

• Immune System
• Integumentary System
• Mammary System
• Respiratory System

All foreign materials that cause a response from the immune system are called _____________________.

• Antigens
• Active Immunity
• Antibodies
• Antibiotics

Which of the following is a non-specific response?

• Fever
• Red, itchy eyes that may be crusted shut
• Signs that is related to one antigen

First recognizes foreign body and eats it and displays it to the other cells

• Macrophage
• T Cells
• B Cells

Inspect antigen, attacks & kills antigen, if it is recognized

• Macrophage
• T Cells
• B Cells

What do B cells produce?

• antigens
• macrophages
• T cells
• antibodies

What do memory cells do?

• Kills the virus
• Eats the virus
• Patrol the area and make the immune system work faster next time.
• Makes antibodies

What is the first barrier against disease?

• White blood cells
• Red blood cells
• the skin
• leucocytes 

If you are feeling ill and the doctor prescribes you some antibiotics to help you feel better, you are infected with a _______

• Virus
• Bacteria

How do human diseases caused by bacteria and diseases caused by viruses react to antibiotics? 

• Neither responds to antibiotics.
• Both respond to antibiotics.
•  Viral diseases respond to antibiotics; bacterial diseases do not.
• Bacterial diseases respond to antibiotics; viral diseases do not.