The letter ‘A’ indicates what feature

Mucosa-lined, air-filled cavities in cranial bones surrounding nasal cavity

Proteins made in response to an antigen in the body are called

List one (1) physical and one (1) chemical barrier from the first two (2) lines of defense against pathogen.  

List three (3) of the five (5) responses that characterize inflammation from the second line of defense.  

A foreign substance that stimulates an immune response is an

Correctly match the stages of inflammation with their descriptions.   

If a person has blood type O – and they need blood, which type(s) of blood can they receive?  

Label this figure of the heart and vessels.  Please include the letters of the structures with your answers. Example: If W is a parasitic worm, then type W = Parasitic Worm.  ALSO, REMEMBER TO INCLUDE “LEFT” AND “RIGHT” FOR STRUCTURES THAT COULD BE ON LEFT OR RIGHT SIDE!  HEART 4 VESSELS.png  

Which is NOT true for active immunity?