IX - General Pathology of Infectious Diseases Flashcards Preview

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Flashcards in IX - General Pathology of Infectious Diseases Deck (24)
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1
Q

These agents cause transmissible spongiform encephalopathies.

A

Prions(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 321

2
Q

Infected cells show distinct nuclear and ill-defined cytoplasmic inclusions.

A

CMV infection(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 322

3
Q

Infected cells show glassy nuclear inclusions, frequently with a surrounding halo.

A

Herpesvirus infection(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 322

4
Q

Infected hepatocytes show diffuse granular (ground-glass) cytoplasm.

A

Hepatitis B viral infection(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 322

5
Q

Sexually transmitted protozoan that can colonize the vagina and male urethra.

A

Trichimonas vaginalis(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 325

6
Q

Protozoan acquired either by contact with oocyte-shedding kittens or by consumption of cyst-ridden undercooked meat.

A

Toxoplasma gondii(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 325

7
Q

Size of microorganisms for them to be inhaled directly into the alveoli.

A

5 um(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 327

8
Q

These microorganisms grow in contaminated food and releases powerful enterotoxins that cause food poisoning symptoms without any bacterial multiplication in the gut.

A

Staphylococcal strains(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 327

9
Q

Intestinal helminth that cause disease when present in large numbers or cause obstruction of the gut.

A

Ascaris lumbricoides(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 326

10
Q

Helminth that causes iron deficiency anemia by chronic loss of blood.

A

Hookworms(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 327

11
Q

Helminth that depletes vitamin B12 giving rise to an illness resembling pernicious anemia.

A

Diphyllobotrium latum(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 327

12
Q

Placentofetal route as a mode of transmission is also referred to as ________.

A

Vertical transmission(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 329

13
Q

The ability of bacteria to cause disease.

A

Virulence(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 331

14
Q

Bacterial surface molecules that bind to host cells.

A

Adhesins(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 332

15
Q

Filamentous proteins on gram negative bacteria which allow exchange of genes between bacteria, and also involved in adherence.

A

Fimbriae/pili(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 332

16
Q

Clostridium perfringens produces this toxin that disrupts plasma membranes resulting in digestion of host tissues and collagen.

A

Alpha toxin (lecithinase)(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 334

17
Q

Bacterial toxins with the capacity to stimulate large populations of T lymphocytes, functionally resulting in a “cytokine storm”.

A

Superantigens(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 334

18
Q

Examples of antigen presenting cells.

A

Dendritic cellsMacrophagesB-cells(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 334

19
Q

A superantigen secreted by S. aureus which causes inflammation, fever and shock. Found in the vagina of menstruating women.

A

Toxic shock syndrome toxin (TSST-1)(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 334

20
Q

Collection of neutrophils which gives rise to localized liquefactive necrosis.

A

Abscess(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 334

21
Q

High risk agents of bioterrorism which are easily disseminated and has high potential for mortality. An example is smallpox.

A

Category A(TOPNOTCH)

22
Q

A distinctive form of mononuclear inflammation usually evoked by infectious agents that resist eradication, but are capable of stimulating strong T cell mediated immunity. Characterized by epitheloid cells which may fuse to form giant cells.

A

Granulomatous inflammation(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 335

23
Q

Agents that are relatively easy to disseminate and produces moderate morbidity and low mortality. An example is E.coli O157:H7 which can cause HUS.

A

Category B(TOPNOTCH)

24
Q

Includes emerging pathogens that have the potential for mass dissemination with high morbidity and mortality. Examples are Nipah virus and Hanta virus.

A

Category C(TOPNOTCH)