immune system 2

Cells that ingest pathogens are

• plasma cells
• phagocytic cells
• helper T cells
• antibodies

The ______________ system returns interstitial fluid to the blood stream.

• ureters
• spleen
• thymus
• lymphatic

Anything that triggers an immune response is a/n

• lymph cell
• antigen
• antibody
• neutrop

 Like all other body systems, the immune system helps the body maintain homeostasis.  Which statement best describes how the immune system does this?  

• it protects other organs and tissues from infection and disease
• it breaks down food to provide cells with nutrients
• it gathers information through the senses and controls all other body systems
•  it transports oxygen and carbon dioxide

Jorge has a cold but feels well enough to study with his friends Lisa and Jin. Lisa and Jin become sick. Which term describes Jorge’s condition when he was studying with his friends?  

• noninfectious
• contagious
• immune
• deadly

Diseases are passed from human to human by these four types of germs: 

• Viruses, influenza, HIV, and vaccines
• Viruses, bacteria, fungi, and parasites
• Viruses, cancers, mutagens, and DNA
• Viruses, blood, pollutants, and symptoms

What are Lymphocytes?

• A type of red blood cell
• A nucleus 
• A type of white blood cell
• Bone Marrow

What is the Immune system?

•  The body's defense system
• A system that gives support and structure 
• A system that helps you breathe
• None of the above

What is the first barrier against disease?

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

The chicken pox is spread via contact from person to person. In order to prevent getting the chicken pox, you can get a vaccination. Is chicken pox caused by a virus or a bacterium?

• Bacterium
• Virus