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Is the site of action of lysozyme
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(E) 30S ribosomal subunit
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(H) ADP-ribosylating enzyme
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Mediates adherence of bacteria to mucous membranes
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(E) 30S ribosomal subunit
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(H) ADP-ribosylating enzyme
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Is the toxic component of endotoxin
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(E) 30S ribosomal subunit
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(H) ADP-ribosylating enzyme
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Anatomic location where Bacteroides fragilis is most commonly found
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(G) Outer third of urethra
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Anatomic location where Actinomyces israelii is most commonly found
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(G) Outer third of urethra
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Blocks release of acetylcholine
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(A) Toxic shock syndrome toxin
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(G) Alpha toxin of Clostridium perfringens
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Its lipid component causes fever and shock by inducing tumor necrosis factor (TNF)
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(A) Toxic shock syndrome toxin
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(G) Alpha toxin of Clostridium perfringens
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Causes fever and shock by binding to the T-cell receptor
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++
++
(A) Toxic shock syndrome toxin
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(G) Alpha toxin of Clostridium perfringens
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Inhibits protein synthesis by ADP-ribosylation of elongation factor-2
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(A) Toxic shock syndrome toxin
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(G) Alpha toxin of Clostridium perfringens
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Increases cyclic AMP by ADP-ribosylation of a G protein
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++
++
(A) Toxic shock syndrome toxin
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++
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++
++
++
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++
(G) Alpha toxin of Clostridium perfringens
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Inhibits protein synthesis by blocking formation of the initiation complex so that no polysomes form
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++
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Inhibits folic acid synthesis; analogue of para-aminobenzoic acid
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++
++
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++
++
++
++
++
++
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Inhibits peptidoglycan synthesis; resistant to β-lactamase
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++
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++
++
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++
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++
++
++
++
++
++
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The vaccine contains a single serotype of a capsular polysaccharide coupled to a protein carrier
++
++
++
(A) Streptococcus pneumoniae
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++
(B) Streptococcus pyogenes
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++
(C) Haemophilus influenzae
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++
++
++
(E) Staphylococcus aureus
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++
(F) Enterococcus faecalis
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++
++
++
++
++
++
++
(J) Streptococcus agalactiae
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++
(K) Staphylococcus epidermidis
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++
++
++
++
Immunogen in the vaccine is a toxoid
++
++
++
(A) Streptococcus pneumoniae
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++
(B) Streptococcus pyogenes
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(C) Haemophilus influenzae
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++
++
++
(E) Staphylococcus aureus
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++
(F) Enterococcus faecalis
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++
++
++
++
++
++
++
(J) Streptococcus agalactiae
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(K) Staphylococcus epidermidis
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++
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++
++
Causes acute glomerulonephritis; is β-hemolytic
++
++
++
(A) Streptococcus pneumoniae
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++
(B) Streptococcus pyogenes
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++
(C) Haemophilus influenzae
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++
++
++
(E) Staphylococcus aureus
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(F) Enterococcus faecalis
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++
++
++
++
++
++
(J) Streptococcus agalactiae
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(K) Staphylococcus epidermidis
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++
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Causes urinary tract infections; grows in 6.5% NaCl
++
++
++
(A) Streptococcus pneumoniae
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(B) Streptococcus pyogenes
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(C) Haemophilus influenzae
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++
++
++
(E) Staphylococcus aureus
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(F) Enterococcus faecalis
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++
++
++
++
++
(J) Streptococcus agalactiae
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(K) Staphylococcus epidermidis
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++
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Causes neonatal meningitis; is bacitracin-resistant
++
++
++
(A) Streptococcus pneumoniae
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(B) Streptococcus pyogenes
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(C) Haemophilus influenzae
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++
++
++
(E) Staphylococcus aureus
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(F) Enterococcus faecalis
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++
++
++
++
++
(J) Streptococcus agalactiae
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(K) Staphylococcus epidermidis
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Causes meningitis in adults; is α-hemolytic and optochin-sensitive
++
++
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(A) Streptococcus pneumoniae
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(B) Streptococcus pyogenes
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(C) Haemophilus influenzae
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++
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(E) Staphylococcus aureus
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(F) Enterococcus faecalis
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++
++
++
++
(J) Streptococcus agalactiae
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(K) Staphylococcus epidermidis
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++
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Causes food poisoning; is coagulase-positive
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(A) Streptococcus pneumoniae
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(B) Streptococcus pyogenes
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(C) Haemophilus influenzae
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++
++
++
(E) Staphylococcus aureus
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(F) Enterococcus faecalis
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++
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++
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(J) Streptococcus agalactiae
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(K) Staphylococcus epidermidis
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Causes gastritis and peptic ulcer; produces urease
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(D) Salmonella enteritidis
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(F) Pseudomonas aeruginosa
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Causes bloody diarrhea; does not ferment lactose and does not produce H2S
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++
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++
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(D) Salmonella enteritidis
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(F) Pseudomonas aeruginosa
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Causes peritonitis; is an obligate anaerobe
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++
++
++
++
++
++
++
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(D) Salmonella enteritidis
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++
(F) Pseudomonas aeruginosa
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++
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++
++
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++
++
++
++
++
Causes wound infections with blue-green pus; is oxidase-positive
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++
++
++
++
++
++
++
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(D) Salmonella enteritidis
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(F) Pseudomonas aeruginosa
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++
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Comma-shaped rod; causes high-volume watery diarrhea
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++
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++
++
++
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(D) Salmonella enteritidis
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++
(F) Pseudomonas aeruginosa
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++
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++
++
++
++
++
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Gram-positive spore-forming rod that causes myonecrosis
++
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(A) Legionella pneumophila
++
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(C) Haemophilus influenzae
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(D) Corynebacterium diphtheriae
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(E) Pasteurella multocida
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(H) Listeria monocytogenes
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(I) Clostridium perfringens
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(J) Neisseria gonorrhoeae
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Gram-negative rod that is transmitted by cat bite
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++
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(A) Legionella pneumophila
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(C) Haemophilus influenzae
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(D) Corynebacterium diphtheriae
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(E) Pasteurella multocida
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++
++
(H) Listeria monocytogenes
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(I) Clostridium perfringens
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(J) Neisseria gonorrhoeae
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Gram-negative rod that causes cough and lymphocytosis
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++
++
(A) Legionella pneumophila
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++
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++
(C) Haemophilus influenzae
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++
(D) Corynebacterium diphtheriae
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(E) Pasteurella multocida
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++
(H) Listeria monocytogenes
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(I) Clostridium perfringens
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(J) Neisseria gonorrhoeae
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Spirochete that does not have an animal reservoir
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(A) Mycobacterium tuberculosis
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++
++
++
++
++
++
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(F) Mycoplasma pneumoniae
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(H) Chlamydia trachomatis
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(I) Rickettsia rickettsii
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(J) Leptospira interrogans
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Obligate intracellular parasite that forms elementary bodies
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++
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(A) Mycobacterium tuberculosis
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++
++
++
++
++
++
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(F) Mycoplasma pneumoniae
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(H) Chlamydia trachomatis
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(I) Rickettsia rickettsii
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(J) Leptospira interrogans
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Respiratory pathogen without a cell wall
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++
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(A) Mycobacterium tuberculosis
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++
++
++
++
++
++
++
++
(F) Mycoplasma pneumoniae
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(H) Chlamydia trachomatis
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(I) Rickettsia rickettsii
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(J) Leptospira interrogans
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Nonenveloped virus with a genome composed of single-stranded, positive-polarity RNA
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++
++
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++
++
++
++
++
++
++
++
(G) Human immunodeficiency virus
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++
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++
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Enveloped virus with a genome composed of two identical strands of positive-polarity RNA
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++
++
++
++
++
++
++
++
++
++
++
++
++
++
(G) Human immunodeficiency virus
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++
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++
++
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Enveloped virus with a genome composed of double-stranded DNA and has a DNA polymerase in the virion
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++
++
++
++
++
++
++
++
++
++
++
++
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(G) Human immunodeficiency virus
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++
++
++
++
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Enveloped virus with a genome composed of segmented, negative-polarity, single-stranded RNA
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++
++
++
++
++
++
++
++
++
++
++
++
++
++
(G) Human immunodeficiency virus
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++
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++
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Nonenveloped virus with a genome composed of segmented double-stranded RNA
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++
++
++
++
++
++
++
++
++
++
++
++
++
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(G) Human immunodeficiency virus
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Leading cause of congenital malformations; no vaccine available
++
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(A) Herpes simplex virus type 1
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++
(C) Varicella-zoster virus
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++
++
++
++
++
++
++
++
++
(H) Herpes simplex virus type 2
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++
++
++
++
++
++
++
(L) Respiratory syncytial virus
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++
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Causes a painful vesicular rash along the course of a thoracic nerve
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++
++
(A) Herpes simplex virus type 1
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++
++
++
(C) Varicella-zoster virus
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++
++
++
++
++
++
++
++
++
(H) Herpes simplex virus type 2
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++
++
++
++
++
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(L) Respiratory syncytial virus
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++
++
Causes encephalitis; killed vaccine available
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(A) Herpes simplex virus type 1
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++
(C) Varicella-zoster virus
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++
++
++
++
++
++
++
++
++
(H) Herpes simplex virus type 2
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++
++
++
++
++
++
++
(L) Respiratory syncytial virus
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++
++
Causes pharyngitis, lymphadenopathy, and a positive heterophil test
++
++
++
(A) Herpes simplex virus type 1
++
++
++
++
(C) Varicella-zoster virus
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++
++
++
++
++
++
++
++
++
(H) Herpes simplex virus type 2
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++
++
++
++
++
++
++
(L) Respiratory syncytial virus
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++
++
Causes retinitis and pneumonia in patients deficient in helper T cells
++
++
++
(A) Herpes simplex virus type 1
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++
++
++
(C) Varicella-zoster virus
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++
++
++
++
++
++
++
++
++
(H) Herpes simplex virus type 2
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++
++
++
++
++
++
++
(L) Respiratory syncytial virus
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++
++
Causes encephalitis, especially in the temporal lobe
++
++
++
(A) Herpes simplex virus type 1
++
++
++
++
(C) Varicella-zoster virus
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++
++
++
++
++
++
++
++
++
(H) Herpes simplex virus type 2
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++
++
++
++
++
++
++
(L) Respiratory syncytial virus
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++
++
Causes pneumonia primarily in infants; induces giant cells
++
++
++
(A) Herpes simplex virus type 1
++
++
++
++
(C) Varicella-zoster virus
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++
++
++
++
++
++
++
++
++
(H) Herpes simplex virus type 2
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++
++
++
++
++
++
++
(L) Respiratory syncytial virus
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++
++
Causes orchitis that can result in sterility
++
++
++
(A) Herpes simplex virus type 1
++
++
++
++
(C) Varicella-zoster virus
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++
++
++
++
++
++
++
++
++
(H) Herpes simplex virus type 2
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++
++
++
++
++
++
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(L) Respiratory syncytial virus
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++
++
Most important cause of diarrhea in infants
++
++
++
++
++
++
++
++
++
++
++
(E) Hepatitis delta virus (HDV)
++
++
++
++
(G) Human immunodeficiency virus
++
++
++
++
(I) Sin Nombre virus (Hantavirus)
++
++
(J) Human T-cell lymphotropic virus
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++
++
++
++
++
++
A vaccine containing purified viral protein is available
++
++
++
++
++
++
++
++
++
++
++
(E) Hepatitis delta virus (HDV)
++
++
++
++
(G) Human immunodeficiency virus
++
++
++
++
(I) Sin Nombre virus (Hantavirus)
++
++
(J) Human T-cell lymphotropic virus
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++
++
++
++
++
++
Defective virus with an RNA genome
++
++
++
++
++
++
++
++
++
++
++
(E) Hepatitis delta virus (HDV)
++
++
++
++
(G) Human immunodeficiency virus
++
++
++
++
(I) Sin Nombre virus (Hantavirus)
++
++
(J) Human T-cell lymphotropic virus
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++
++
++
++
++
++
Dimorphic fungus that enters the body through puncture wounds in the skin
++
++
++
++
++
(B) Cryptococcus neoformans
++
++
(C) Blastomyces dermatitidis
++
++
++
++
(E) Aspergillus fumigatus
++
++
++
++
(G) Histoplasma capsulatum
++
++
++
++
++
++
++
Nonseptate mold that invades tissue, especially in acidotic patients
++
++
++
++
++
(B) Cryptococcus neoformans
++
++
(C) Blastomyces dermatitidis
++
++
++
++
(E) Aspergillus fumigatus
++
++
++
++
(G) Histoplasma capsulatum
++
++
++
++
++
++
++
Yeast that forms pseudohyphae when it invades tissue
++
++
++
++
++
(B) Cryptococcus neoformans
++
++
(C) Blastomyces dermatitidis
++
++
++
++
(E) Aspergillus fumigatus
++
++
++
++
(G) Histoplasma capsulatum
++
++
++
++
++
++
++
Acquired while swimming; causes meningitis
++
++
++
++
++
++
++
++
++
(D) Entamoeba histolytica
++
++
++
++
++
++
++
++
(H) Plasmodium falciparum
++
++
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++
(J) Trichomonas vaginalis
++
++
++
Transmitted by reduviid bug and invades cardiac muscle
++
++
++
++
++
++
++
++
++
(D) Entamoeba histolytica
++
++
++
++
++
++
++
++
(H) Plasmodium falciparum
++
++
++
++
(J) Trichomonas vaginalis
++
++
++
Amastigotes found within macrophages
++
++
++
++
++
++
++
++
++
(D) Entamoeba histolytica
++
++
++
++
++
++
++
++
(H) Plasmodium falciparum
++
++
++
++
(J) Trichomonas vaginalis
++
++
++
Infection predisposes to bladder carcinoma
++
++
++
(A) Echinococcus granulosus
++
++
++
++
(C) Strongyloides stercoralis
++
++
++
++
++
++
(F) Enterobius vermicularis
++
++
(G) Schistosoma haematobium
++
++
++
++
++
++
++
++
++
Ingestion of eggs can cause cysticercosis
++
++
++
(A) Echinococcus granulosus
++
++
++
++
(C) Strongyloides stercoralis
++
++
++
++
++
++
(F) Enterobius vermicularis
++
++
(G) Schistosoma haematobium
++
++
++
++
++
++
++
++
++
Acquired by penetration of feet by larvae; causes anemia
++
++
++
(A) Echinococcus granulosus
++
++
++
++
(C) Strongyloides stercoralis
++
++
++
++
++
++
(F) Enterobius vermicularis
++
++
(G) Schistosoma haematobium
++
++
++
++
++
++