Immune System Quiz

Immunology is the study of the host defense system and immune responses to foreign substances.

The surface barriers include skin, mucus, and enzymes.

Pathogens encounter the innate and adaptive host defense systems.

<p>The different types of defense barriers are anatomic/physical, physiological/chemical, phagocytic, and inflammatory barriers.</p> Signup and view all the answers

<p>Immunity refers to the ability of the host system to resist and cope up against infection or disease.</p> Signup and view all the answers

<p>Granulocytes are also called polymorphonuclear leukocytes or PMNs.</p> Signup and view all the answers

<p>The term 'Neutrophils' is derived from Latin neuter, neither, and philien, stain readily at a neutral pH.</p> Signup and view all the answers

<p>Neutrophils circulate for 7–10 hours in the peripheral blood before migrating into the tissues.</p> Signup and view all the answers

<p>Neutrophils have a life span of only a few days in the tissues.</p> Signup and view all the answers

<p>Neutrophils are highly phagocytic cells and rapidly migrate to the site of tissue damage and infection, where they are the principal phagocytic and microbicidal cells.</p> Signup and view all the answers