Acute and Chronic Inflammation Flashcards Preview

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Flashcards in Acute and Chronic Inflammation Deck (67)
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1
Q

It is a protective response intended to eliminate the initial cause of cell injury as well as the necrotic cells and tissues resulting from the original insult.

A

Inflammation

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.31

2
Q

Inflammation which is characterized by plasma protein exudation and a predominantly neutrophilic leukocyte accumulation.

A

Acute inflammation

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.32

3
Q

Inflammation typified by influx of lymphocytes and macrophages associated with vascular proliferation and fibrosis.

A

Chronic inflammation

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.32

4
Q

Five cardinal signs of inflammation?

A
Heat (calor)
redness (rubor)
swelling (tumor)
pain (dolor)
loss of function (functio laesa)

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.32

5
Q

Initial vascular response to injury?

A

Vasoconstriction.

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.33

6
Q

An ultrafiltrate of blood which contains little protein. Results from arteriolar vasodilation and increased blood flow.

A

Transudate

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.34

7
Q

Results from increased vascular permeability, leading to leakage of protein into tissues.

A

Exudate

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.34

8
Q

Fluid accumulation in extravascular space.

A

Edema

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.34

9
Q

State the molecule in the endothelium responsible for this stage of vascular inflammatory response:

Rolling

A

Selectins

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.36

10
Q

State the molecule in the lymphocyte responsible for this stage of vascular inflammatory response:

Firm adhesion

A

Integrins

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.37

11
Q

State the molecule in the endothelium responsible for this stage of vascular inflammatory response:

Transmigration

A

PECAM-1/CD 31

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.37

12
Q

State the endothelial adhesion molecule responsible for this stage of vascular inflammatory response:

Intercellular adhesion

A

ICAM -1

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.37

13
Q

State the lymphocytic adhesion molecule counterpart of the following endothelial receptors:

E-Selectin

A

Sialyl-Lewis X modified glycoprotein

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.36

14
Q

State the lymphocytic adhesion molecule counterpart of the following endothelial receptors:

P-Selectin

A

Sialyl-Lewis X-Modified glycoprotein

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.36

15
Q

State the lymphocytic adhesion molecule counterpart of the following endothelial receptors:

ICAM-1

A

Integrins

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.37

16
Q

State the lymphocytic adhesion molecule counterpart of the following endothelial receptors:

CD-31

A

CD-31

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.37

17
Q

The process of luekocyte accumulation at the periphery of blood vessels is called ______.

A

Margination

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.36

18
Q
Arrange the following steps in the inflammatory response:
A. Recruitment of leukocytes
B. Regulation of response
C. Recognition of injurious agent
D. Removal of agent
E. Resolution
A

C, A, D, B, E

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.35

19
Q
Arrage the steps in leukocyte recruitment:
A. Transmigration
B. Rolling 
C. Margination
D. Firm adhesion
A

C, B, D, A

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.35

20
Q

Process of coating microorganisms with proteins that facilitate phagocytosis.

A

Opsonization

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.38

21
Q

A lymphocyte with ingested microorganism fused with lysosome is called _______.

A

Phagolysosome

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.39

21
Q

The most important lysosomal enzyme involved in bacterial killing.

A

Elastase

TOPNOTCH

22
Q

Process of leukocyte migration toward sites of infection or injury along a chemical gradient.

A

Chemotaxis

TOPNOTCH

23
Q

The most important lysosomal enzyme involved in bacterial killing.

A

Elastase

TOPNOTCH

24
Q

A peptide Leukocyte granule constituent which kills microbes by creating holes in their membranes.

A

Defensins

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.40

25
Q

Predominant form of leukocyte during the first 6 - 24 hours of inflammation?

A

Neutrophils

TOPNOTCH

26
Q

Predominant form of leukocyte during 24-48 hrs after the onset of inflammation?

A

Monocytes

TOPNOTCH

27
Q

Substances responsible for leukocyte-induced tissue injury?

A

Lysosomal enzymes, reactive oxygen and nitrogen species.

TOPNOTCH

29
Q

Defective synthesis of CD 18 B-subunit of leukocyte integrins LFA-1 and Mac-1 leading to impaired leukocyte adhesion and migration through endothelium.

A

Leukocyte adhesion deficiency type 1

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.41

30
Q

Caused by a defect in fucose metabolism resulting in absence of sialyl-lewis X, the oligosaccharide on leukocytes that binds to selectins on activated endothelium.

A

Leukocyte adhesion deficiency type 2

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.41

31
Q

Results from a defect in the protein involved in membrane docking and fusion.

A

Chediak-Higashi syndrome

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.41

32
Q

NADPH deficiency or defect resulting in decreased oxidative burst.

A

Chronic Granulomatous Disease

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.42

33
Q

Type of acute inflammation characterized by the outpouring of watery, relatively protein-poor fluid derived from the serum or endothelial lining of peritoneal, pleural, and pericardial cavities.

A

Serous inflammation

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.43

34
Q

Fluid in a serous cavity is called ______.

A

Effusion

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.43

35
Q

This type of inflmmation results from greater vascular permeability that allows larger molecules to pass the endothelial barrier.

A

Fibrinous inflammation

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.44

36
Q

Histologically, appears as an eosinophilic meshwork of threads or sometimes an amorphous coagulum.

A

Fibrinous inflammation

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.44

37
Q

This type of inflammation is manifested by the presence of large amounts of purulent exudate consisting of neutrophils, necrotic cells, and edema fluid.

A

Suppurative (purulent) inflammation

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.44

38
Q

Focal collections of pus that may be caused by seeding pyogenic organisms into a tissue or by secondary infections of necrotic foci.

A

Abscess

TOPNOTCH
Robbins Basic Pathology, 8th ed. p.44

39
Q

It is an excavation of the surface of an organ or tissue that is produced by necrosis of cells and sloughing of inflammatory necrotic tissue.

A

Ulcer

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.44

40
Q

Vasoactive amines that are preformed molecules in secretory granules of mast cells, basophils and platelets.

A

Serotonin, Histamine

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.46

41
Q

Complement fragments which are anaphylotoxins.

A

C3a, C5a (A for anaphylotoxin)

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.46

42
Q

Complement fragment which aids in opsonization.

A

C3b (b for binding)

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.46

43
Q

Membrane attack complex

A

C5b, C6-9

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.46

44
Q

It is the cytolytic endproduct of the complement cascade, which forms a transmembrane channel causing osmotic lysis of target cells.

A

Membrane attack complex (C5b,C6-9)

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.46

45
Q

Enzyme blocked by NSAIDS.

A

Cyclooxygenase 1 and 2

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.47

46
Q

Enzyme inhibited by glucocorticoids

A

Phospholipase A2

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.47

47
Q

Polypeptide products of many cell types that function as mediators of inflammation and immune response.

A

Cytokines

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.48

48
Q

They are a family of small structurally related proteins that act primarily as chemoattractants for different subsets of leukocytes.

A

Chemokines

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.48

49
Q

Major cytokines in acute inflmmation.

A

TNF and IL-1

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.48

50
Q

A short-lived, soluble, free-radical gas produced by endothelial cells causing smooth muscle relaxation and vasodilation.

A

Nitric oxide

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.49

51
Q

This component of the coagulation cascade initiates four systems involved in the inflammatory response, namely the kinin, clotting, fibrinolytic and complement systems.

A

Activated Hageman Factor / Factor XIIa

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.52

51
Q

Inflammation characterized by infiltration with mononuclear cells, tissue destruction and repair involving angiogenesis and fibrosis.

A

Chronic Inflammation

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.53

52
Q

Macrophages in the liver

A

Kupffer cells

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.54

52
Q

Macrophages in the spleen and lymph nodes

A

Sinus histiocytes

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.54

53
Q

Macrophages in the CNS

A

Microglial cells

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.54

53
Q

Macrophages in the lungs

A

Alveolar Macrophages

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.54

54
Q

A focus of epiheloid cells, rimmed by fibroblasts, lymphocytes, histiocytes, occasional giant cells.

A

Noncaseating tubercle, Tuberculosis

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.56

54
Q

Central amorphous granular debris, loss of all cellular detail, acid-fast bacilli

A

Caseating tuberculosis

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.56

55
Q

Acid-fast bacilli in macrophages, noncaseating granulomas

A

Leprosy

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.56

55
Q

Microscopic to visible lesion, enclosing wall of histiocytes, plasma cell infiltrates, necrotic central cells without loss of cellulr outline

A

Gumma (Syphilis)

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.56

56
Q

Rounded or stellate granuloma containing central granular debris and recognizable neutrophils, giant cells uncommon.

A

Cat-scratch Disease

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.56

56
Q

Noncaseating granulomas with abundant activated macrophages

A

Sarcoidosis

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.56

57
Q

Occasional noncaseating granulomas in intestinal walls, with dense chronic inflammatory infiltrate

A

Chron disease

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.56

57
Q

Cells with pink, granular cytoplasm with indistinct boundaries.

A

Epitheloid cells

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.56

58
Q

40-50 um in size, consisting of a large mass of cytoplasm and many nuclei.

A

Giant cells

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.56

58
Q

Necrotic material which appears amorphous, structureless, granular debris, with complete loss of cellular details.

A

Caseous necrosis

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.56

59
Q

Cytokines which stimulate prostaglandins in the hypothalamus, producing fever.

A

TNF, IL-1

(TOPNOTCH)

Robbins Basic Pathology, 8th ed. p.57