QUIZ 3

Example of 3rd line of defense.

• T cells and B cells reacting to pathogens
• Phagocytes engulfing pathogens
• Hydrochloric acid killing pathogens
• Mucus and cilia catching pathogens

Which of the following is not apart of your body’s first line of defense?

• Skin

• Mucus

• Stomach Acid

• Antibodies

The part of foreign materials that cause a response from the immune system are called _____________________.

• Antigens
• Active Immunity
• Antibodies
• Antibiotics

A nonspecific defensive response of the body to tissue injury characterized by dilation of blood vessels and swelling.

• immunity
• interferon
• immunization
• inflammation

Disease-causing microorganism, such as a bacterium or virus.

• pathogen 
• allergen
• prion 
• antigen 

what does HIV do to our immune system?

• It makes our immune system more stronger
• It attacks red blood cells 
• It attacks our brain to stop working
• It attacks our white blood cells and weakens our immune system to the point where our body cannot fight pathogens 

Antibiotics work against most

• Bacteria
• Bacteria & Viruses
• Vaccines
• Viruses

A white blood cell that makes antibodies

• T cell
• bacteria
• B cell
• mast cell

Which is NOT considered FIRST line of defense?

• White Blood Cells
• Skin
• Hair
• Mucous Membranes

What is true about the Immune System?

• Pathogens help the immune system
• It helps old diseases get stronger
• kills the body's functions
• It stores information from old "battles."