Pathology and Disease Terms
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_______ - the study of disease

Pathology

Etiology - the study of the _____ of a disease

cause

Pathogenesis - the _______ of disease

development

Infection - invasion or colonization of the body by _______

<p>pathogens</p> Signup and view all the answers

_______ - an abnormal state in which the body is not performing

<p>Disease</p> Signup and view all the answers

Symptoms - Changes in body function that are felt by a _______

<p>patient</p> Signup and view all the answers

Syndrome - A specific group of signs & symptoms that accompany a _______

<p>disease</p> Signup and view all the answers

Contagious disease - disease that is easily & rapidly _______

<p>spread</p> Signup and view all the answers

Primary infection - Acute infection that causes the initial _______

<p>illness</p> Signup and view all the answers

Arthropod vector carries pathogen outside its body called ______ of pathogen

<p>passive transport</p> Signup and view all the answers

Arthropod vector supports life cycle of pathogen in its body called ______ transmission

<p>Biological vector</p> Signup and view all the answers

Pathogens transmitted via bites called ______ transport of pathogen

<p>active</p> Signup and view all the answers

______ is the ability of a microbe/pathogen to cause disease in a host

<p>Pathogenicity</p> Signup and view all the answers

______ is the enhanced ability of a pathogen to cause infection

<p>Virulence</p> Signup and view all the answers

______ is a characteristic or trait of the pathogen that makes it harmful

<p>Virulence factor</p> Signup and view all the answers

______ route is the non-oral entry, where pathogens are directly deposited into tissue or bloodstream

<p>Parenteral</p> Signup and view all the answers

______ is the ability of pathogens to attach to host tissues/cells

<p>Adherence (adhesion)</p> Signup and view all the answers

______ is a poisonous substance (acting as Ag) produced by pathogens

<p>Toxin</p> Signup and view all the answers

The ______ barked.

<p>ability</p> Signup and view all the answers

One organism benefits while other organism (host) is ______.

<p>unaffected</p> Signup and view all the answers

Microbes that act as pathogens under certain ______.

<p>circumstances</p> Signup and view all the answers

Normal microbiota compete with pathogens (invading microbes), leading to decreased populations of ______ bacteria.

<p>pathogenic</p> Signup and view all the answers

Leukocytes with granules in their ______ that are visible with a light microscope.

<p>cytoplasm</p> Signup and view all the answers

Phagocytic cells that work in early stages of ______.

<p>infection</p> Signup and view all the answers

Non-specific host cell capable of ______.

<p>phagocytosis</p> Signup and view all the answers

Pathogen is digested inside a ______.

<p>phagolysosome</p> Signup and view all the answers

A waxy lipid that inhibits ______.

<p>mycolic acid</p> Signup and view all the answers

Opsonization - Complement proteins coat surface of pathogen; promotes attraction/attachment of phagocyte to ______

<p>pathogen</p> Signup and view all the answers

Inflammation - Complement proteins bind mast cells; mast cells release histamine increase blood vessel permeability; chemotactic attraction of ______

<p>phagocytes</p> Signup and view all the answers

Cytolysis - Complement proteins create a membrane attack complex (MAC); MAC creates a hole/channel in pathogen’s cell wall/cell ______

<p>membrane</p> Signup and view all the answers

Immunology - Study of host defenses against foreign substances (______)

<p>antigens</p> Signup and view all the answers

Antigen (Ag) - Substance that stimulates a certain immune response in the form of antibody ______

<p>production</p> Signup and view all the answers

Antibody (Ab) - Protective proteins made by the host in response to certain ______

<p>antigens</p> Signup and view all the answers

Humoral Immunity - Fights invaders and threats outside of the cell (extracellular ______)

<p>Ag’s</p> Signup and view all the answers

Cell-Mediated (Cellular) Immunity - Attacks antigens that have entered the cell (intracellular ______)

<p>Ag’s</p> Signup and view all the answers

Helper T cells (TH cells) - Activate TC cells involved in cell-mediated immunity Activate certain B cells (memory B cell) to produce Ab’s (these are “T-dependent” B ______)

<p>cells</p> Signup and view all the answers

Memory T cells - Promote a relatively ______

<p>“</p> Signup and view all the answers

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