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Module 3 Exam
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Questions in this quiz (45)
1_____ refers to a symbiotic relationship in which one organism benefits from the relationship, and the other organism is harmed by the relationship.
- AMutualism
- BCommensalism
- CAmensalism
- DParasitism
2ZOONOSES are disease that are transmitted from ____ reservoirs to human hosts.
- AAnimal
- BHuman
- CNonliving
3Which of the following is NOT considered a major PORTAL OF ENTRY to the body for pathogens?
- ASkin
- BMucous membrane
- CDigestive tract
- DPlacenta
4An asymptomatic CARRIER of a disease organism is BEST described as _____.
- AInfected only
- BDiseased only
- CInfected and diseased
- Dneither infected nor diseased
5SYMPTOMS are objective manifestations of disease that can be observed or measured by others.
- ATrue
- BFalse
6____ diseases are infectious diseases acquired in a health care setting.
- ACongenital
- BHealthcare-Associated/Nosocomial
- CIatrogenic
- DInfectious
7Highly virulent pathogens almost always cause disease, while less virulent pathogens cause disease only in weakened hosts or when present in overwhelming numbers.
- ATrue
- BFalse
8A bacterial CAPSULE is best classified as a/an ______.
- Aextracellular enzyme
- Btoxin
- Canti-phagocytic factor
- Dvirulence factor
9The ____ period is a short time of generalized, mild symptoms (such as malaise and muscle aches) that precedes illness.
- AIncubation
- BProdromal
- CDecline
- DConvalescence
10Contracting Salmonella-based food poisoning from eating contaminated chicken is an example of ________ transmission.
- ADirect contact
- BIndirect contact
- CVehicle
- DVector
11DROPLET TRANSMISSON must occur at a range of 1-meter or less.
- ATrue
- BFalse
12The inability of a pathogen to successfully spread between 2 different species may be due to differences in cell receptors, pH, body temp. etc.
- ATrue
- BFalse
13Which of the following immune components/structures/processes is NOT classified as a FIRST-LINE DEFENSE?
- ALysozyme
- BLow pH of skin
- CPhagocytosis
- DCiliated mucous membranes
14Which of the following does NOT contribute to the skin's effectiveness as a first-line immune defense?
- AHigh moisture content of surface cells
- BSloughing of epidermal cells
- CSalt content of sweat
- DPresence of antimicrobial peptides
15Which of the following does NOT contribute to mucous membranes' effectiveness as first-line immune defenses?
- ATightly-packed epithelial cells
- BMucus secretion
- CPresence of cilia
- DSupport of underlying dermal layer
16Members of the MICROBIOME are potential OPPORTUNISTUC PATHOGENS.
- ATrue
- BFalse
17____ helps to lower the pH of the skin.
- Alysozyme
- Bantimicrobial peptides
- Csebum
- Dmucus
18TRANSFERRIN and FERRITIN contribute to SECOND-LINE DEFENSES by ____.
- Areducing the availability of free iron.
- Bbreaking down bacterial cell walls.
- Cstimulating the proliferation of immune cells.
- Denhancing the inflammatory response.
19TOLL-LIKE RECEPTORS are found _______.
- Aon the exterior surface of bacterial cell membranes
- Bon the exterior surface of human cell membranes
- Cin the cytoplasm of bacteria
- Din the cytoplasm of human cells
20INTERFERONS primarily protect cells from intra-cellular bacterial infection (such as Rocky Mountain Spotted Fever).
- ATrue
- BFalse
21COMPLEMENT PROTEINS help overcome bacterial infectious by creating the _____.
- AMajor Histocompatibility Complex
- BNOD Protein reaction
- CMembrane Attack Complex
- DPyrogen Reaction
22Which of the following is NOT a normal result of INFLAMMATION?
- ADecreased blood flow to the site of injury.
- BAttraction of phagocytic cells to the site of injury.
- CIncreased vascular permeability at the site of injury.
- DFormation of scar tissue at the site of injury.
23Which of the following is NOT true about FEVER?
- Ait can be triggered by chemicals called PYROGENS.
- Bit can increase the RATE of the other immune response.
- Cit is controlled by the HYPOTHALAMUS.
- Dit always results in NEGATIVE health outcomes.
24Receiving a vaccination for influenza results in ______.
- ANaturally acquired active immunity
- BNaturally acquired passive immunity
- CArtificially acquired active immunity
- DArtificially acquired passive immunity
25The rapid reproduction of activated T and B cells after exposure to pathogens associated antigens is an example of immune ______.
- ASpecificity
- BInducibility
- CClonality
- DMemory
26Which of the following is an example of a PRIMARY lymphoid tissue/organ?
- AMALT
- BTonsils
- CLymph node
- DThymus
27MALT is associated with tissues of the ______.
- ARespiratory tract
- BDigestive tract
- CUrinary bladder
- DAll of these above are correct
28A virus reproducing inside of a host cell would produce _________.
- Aautoantigens
- Bendogenous antigens
- Cexogenous antigens
- DMHC proteins
29MHC class II molecules are only found on the membranes of ANTIGEN-PRESENTING CELLS.
- ATrue
- BFalse
30______ are directly responsible for CELL-MEDIATED IMMUNITY.
- AT Cells
- BB Cells
- CDendritic Cells
- DAntigen-presenting Cells
31_______ T Cells suppress the immune response and promote tolerance of certain antigens.
- ACytotoxic
- BHelper
- CRegulatory
- DMemory
32______ T Cells promote the activation and proliferation of both T Cells and B Cells.
- ACytotoxic
- BHelper
- CRegulatory
- DMemory
33Cytotoxic T Cells require the aid of Helper T Cells before they can be fully induced to proliferate and overcome pathogens.
- ATrue
- BFalse
34Initial inducement of Cytotoxic T Cells occurs after the cells encounter pathogen antigens in the blood and body fluids
- ATrue
- BFalse
35The release of PERFORIN and GRANZYME by Cytotoxic T Cells kills pathogens by ______.
- Adestabilizing their cell membranes
- Binitiating apoptosis of host cells
- Cdisrupting pathogen metabolic processes
- Dattracting phagocytic cells
36_______ of pathogens by antigens allows phagocytic cells to more easily bind to the pathogen.
- AActivation of complement
- BNeutralization
- COpsonization
- DAgglutination
37_______ occurs when antibodies inactivate toxins by binding to them.
- AActivation of complement
- BNeutralization
- COpsonization
- DAgglutination
38B Cells must encounter an appropriate antigen-presenting cell to become induced to proliferate and produce antibodies.
- ATrue
- BFalse
39Antibodies are produced and released by __________.
- AB cells
- BMemory B Cells
- CMemory T Cells
- DPlasma Cells
40IMMUNIZATION promotes the PRIMARY IMMUNE RESPONSE.
- ATrue
- BFalse
41IMMUNIZATION refers o the administration of any antigenic vaccine.
- ATrue
- BFalse
42A/an _______ vaccine contains microbes that are active but generally avirulent.
- AAttenuated
- BInactivated
- CToxiod
- DCombination
43______ vaccines contain antigens from several pathogens.
- AAttenuated
- BInactivated
- CToxiod
- DCombination
44______ vaccines are safer than vaccines containing live organisms, but require the administration of booster doses.
- AAttenuated
- BInactivated
- CToxiod
- DCombination
45PASSIVE IMMUNOTHERAPY involves the direct administration of pathogen ANTIGENS to a patient.
- ATrue
- BFalse
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- Etiology of Infectious Diseases Quiz on Module 3 Exam, created by Ashley Vuncannon on 09/12/2018.
- Author
- Ashley Vuncannon
- Language
- English
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