MM- Control/ Viruses/ Innate Immunity Review

This type of immunity can be called nonspecific and refers to the bodies defenses that are present since birth.

• resistance

• adaptive immunity

• acquired immunity

• innate immunity

This type of immunity is acquired during one's lifetime. It is induced by antigens that invade the body.

• innate immunity

• adaptive immunity

• nonspecific immunity

• normal microbiota

Which type of immunity has memory?

• innate
• adaptive/acquired

Which line of defense includes the skin, sweat, mucous membranes, and normal microbiota?

• First
• Second
• Third

The body’s nonspecific defenses against invading pathogens include

• antibiotics.
• mucus, sweat and tears.
• antibodies.
• Killer T cells.

Which of the following is NOT a first line of defense of the non-specific (innate) immune system? These mechanisms prevent pathogens from entering the body.

• skin

• mucous membranes

• fever

• stomach acid

What is the first barrier against disease?

• White blood cells
• fever
• the skin
• histamines

What is a host?

• Organism that lives on the cell and causes it harm 
• Something that causes harm to the cell 
• Cell that the virus invades and takes over

Which is bigger, a bacteria or a virus?

• Bacteria
• Virus

A(n) _____ is a virus that enters a bacterial cell.

• endospore
• decomposer
• plasmid
• bacteriophage