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DWT Final Pathology

Total questions: 137

Worksheet time: 1hrs 10mins

Name
Class
Date
1.

1)    What are three possible outcomes of acute inflammation?

a)

Complete resolution

b)

Fibrosis

c)

Progression to chronic inflammation

d)

All of the Above

2.

1)    T or F: Sometimes inflammation can skip the acute phase and go directly into the chronic stage.

a)

True

b)

False

3.

1)    If injury is short-lived and little tissue destruction occurred, what outcome would you expect to see?

a)

    Complete resolution

b)

Fibrosis

c)

Chronic inflammation

4.

1)    If there has been substantial tissue destruction and abundant fibrin exudation, what will occur?

a)

Complete resolution

b)

Fibrosis

c)

Chronic inflammation

5.

1)    If the basement membrane was left intact during the inflammatory process, we will probably have:

a)

Some, if not complete, regeneration

b)

No regeneration

6.

1)    What might cause progression to chronic inflammation?

a)

  Persistence of infectious agent

b)

Interference with normal healing

7.

1)    Fibrous is to ____ as fibrinous is to _____.

a)

Fibrin; collagen

b)

Collagen; fibrin

c)

Chronic inflammation; collagen

d)

None of the above

8.

1)    Which of the following is not a morphologic pattern of acute inflammation?

a)

Serous inflammation

b)

Fibrous inflammation

c)

Fibrinous inflammation

d)

Supparative inflammation

9.

1)    Effusion is generally caused by what type of inflammation:

a)

Serous

b)

Fibrinous

c)

Supparative

d)

Purulent

10.

1)    Serous inflammation is derived from ____ cells.

a)

Endothelial cells

b)

Inflammation cells

c)

Mesothelial cells

d)

None of the above

11.

1)    The production and accumulation of fibrin is exhibited in what type of inflammation?

a)

Serous

b)

Fibrous

c)

Fibrinous

d)

Supparative

12.

1)    Supparative inflammation occurs when neutrophils cause tissue destruction and lead to the production of _____.

a)

Fibrin

b)

Fiber

c)

Purulent exudate

d)

Serositis

13.

1)    Explain the difference between an ulcer and an erosion.

a)

Ulcers are defects that extend past the basement membrane

b)

Erosions are defects that do not extend past the basement membrane

c)

Ulcers are defects that do not extend past the basement membrane

d)

Erosions are defects that extend past the basement membrane

14.

1)    Serous inflammation can be found where?

a)

     Pleural cavity

b)

Pericardial cavity

c)

Peritoneal cavity

d)

None of the above

e)

All of the above- Polyserositis

15.

1)    Where might you commonly see an ulcer?

a)

    GI tract – stomach, small intestines

b)

Urogenital Tract

c)

Respiratory Tract

16.

1)    T or F: chronic inflammation can either follow acute inflammation or may skip acute inflammation.

a)

True

b)

False

17.

1)    What occurs simultaneously in chronic inflammation?

a)

Tissue destruction

b)

   Attempts at tissue repair

c)

None of the above

18.

1)    Which of the following is a cause of chronic inflammation?

a)

Persistent infections

b)

Prolonged exposure to endogenous toxic agents

c)

Prolonged exposure to exogenous toxic agents

d)

Autoimmunity

e)

All of the above

19.

1)    Mycobacterial infection can lead to ____ infections, which may trigger chronic inflammation.    

a)

  Acute

b)

Persistent

c)

Inactive

d)

Toxic

20.

1)    Switching from acute to chronic inflammation is determined once the main immune cell switches from neutrophils to _____.

a)

Macrophages

b)

Lymphocytes

c)

Plasma cells

d)

Mononuclear cells

21.

1)    What might you most likely see as a morphologic feature of chronic inflammation?

a)

  Infiltration of neutrophils

b)

Tissue destruction

c)

Mature fibrous tissue

d)

Fibrinogen

22.

1)    What two components make up granulation tissue?

a)

Immature fibrous tissue (fibroblasts)

b)

Angiogenesis

c)

Macrophages

d)

Mononuclear Cells

23.

1)    What separates fibrosis and fibrinous?

a)

Collagen is found in fibrosis

b)

  Fibrosis in chronic inflammation

c)

Fibrin in acute inflammation

d)

All of the above

24.

1)    Macrophages originate where?

a)

Bone marrow

b)

Spleen

c)

Blood

d)

Tissue

25.

1)    What is a major difference between activated and inactivated macrophages?

a)

Increase cytoplasmic organelles

b)

Increased size

c)

Called epithelioid cells

d)

All of the above

26.

1)    What microbial product will activate macrophages?

a)

LPS (endotoxin in gram –‘s)

b)

Coccidia

27.

1)    TH1 cells will release a cytokine to activate and recruit macrophages.

a)

Interferon-alpha

b)

  Interferon-beta

c)

  Interferon-gamma

d)

TLR-4

28.

1)    If a macrophage was activated for tissue repair, what might is secrete?

a)

  Growth factors

b)

Fibrogenic cytokines

c)

Angiogenic cytokines

d)

All of the above

29.

1)    If you were to delete the gene for angiogenic cytokines, you would be affecting _____.

a)

Inflammatory macrophages

b)

Tissue injury associated macrophages

c)

Repair macrophages

d)

No macrophages

30.

1)    If a T cell were to activate a macrophage, what might it not secrete?

a)

Tumor Necrosis Factor

b)

Interleukin-17

c)

Interferon-gamma

d)

Interleukin-12

31.

1)    Which immune cell contains Major Basic Protein (MBP)?

a)

  Plasma cells

b)

  B cells

c)

Neutrophils

d)

Eosinophils

32.

1)    The professional antibody secreting cell is what?

a)

B cell

b)

T cells

c)

  Plasma cell

d)

  NK cells

33.

1)    Suture material often causes a _____ type of inflammation in patients.

a)

Pyogenic

b)

Pyogranulomatous

c)

Granulomatous

d)

   No

34.

1)    Caseous necrosis is sometimes seen in cases of ____ inflammation.

a)

Pyogenic

b)

Pyogranulomatous

c)

Granulomatous

d)

Necrotizing

35.

1)    Acute phase reactions include all of the following except:

a)

Prostaglandin synthesis

b)

Induction of fever

c)

Hyperfibrinogenemia

d)

Leukopenia

36.

1)    C-reactive protein, serum amyloid A, and fibrinogen are all classified as ________.

a)

Acute phase proteins

b)

CKD/CRF

37.

1)    C-reactive protein, serum amyloid A, and fibrinogen are all classified as ________.

a)

Acute phase proteins

b)

CKD/CRF

38.

1)    High production of serum amyloid A may lead to accumulation within the kidneys resembling what disease?

a)

Acute phase proteins

b)

CKD/CRF

39.

1)    If you were to inhibit prostaglandin synthesis in acute inflammation you would be inhibiting what?

a)

   Production of fever

b)

Inhibition of tumor development

40.

1)    If you were to have an insult that caused damage to the stromal framework of your tissue, what is the most likely outcome?

a)

Restoration of normal structure

b)

Fibrosis

c)

Regeneration

d)

Complete resolution

41.

1)    What composes fibrosis?

a)

Fibrin

b)

Myocytes

c)

Collagen

d)

All of the above

42.

1)    What is the function of collagen within scar tissue?

a)

To provide tensile strength

b)

Provide loose connective tissue

43.

1)    Which of the following is not a mechanism for angiogenesis?

a)

From pre-existing lymphatics

b)

From pre-existing vessels

c)

From endothelial precursor cells

44.

1)    When visualizing granulation tissue, you notice a glisten-y sheen, what is that due to?

a)

Edema

b)

Thrombosis

45.

1)    What does VEGF stand for?

a)

Vascular Endothelial Growth Factor

b)

Vascular Endometrium Growth Factor

46.

1)    What does VEGF stand for?

a)

Vascular Endothelial Growth Factor

b)

Vascular Endometrium Growth Factor

47.

1)    What is VEGF analogous to?

a)

IL-2

b)

IL-12

c)

IL-1

d)

IL-8

48.

1)    If an animal was deficient in VEGF, what might you expect if it were to get a laceration?

a)

Improved wound healing

b)

Increased leakiness of vessels

c)

Decreased wound healing

d)

Increased angiogenesis

49.

1)    If a surgical incision, with opposed edges, were to become infected, what type of cutaneous wound healing would occur?

a)

Primary union

b)

First intention

c)

Second intention

d)

Third intention

50.

1)    If an excisional wound occurred on the carpus of a cat, what type of healing might occur?

a)

Primary union

b)

First intention

c)

Second intention

d)

Third intention

51.

1)    If a surgical incision, with opposed edges, remained infection-free, what type of healing is this?

a)

First intention

b)

Second intention

c)

Third intention

d)

Exuberant tissue

52.

What intention are Myofiibroblasts in?

a)

1st Intention Healing

b)

2nd Intention Healing

53.

1)    T or F: in first intention healing, myofibroblasts proliferate and migrate to the center of the wound.

a)

True

b)

False

54.

1)    If an animal recently had an exploratory laparotomy, what might you expect to see at the incision?

a)

Neutrophilic infiltration

b)

Hemostasis

c)

Epidermal cell thickening and proliferation

d)

All of the above

55.

1)    72 hours after the initial incision and closure, granulation tissue is forming. Which of the following comprise this tissue?

a)

Angiogenesis

b)

Fibroblast proliferation

c)

Myofibroblast proliferation

56.

1)    T or F: by the end of first intention healing, the epidermis returns to normal thickness.

                                             

a)

True

b)

False

57.

1)    Which type of healing will you see a defect in the initial site of insult?

a)

Primary

b)

Secondary

c)

Tertiary

58.

1)    You are finally able to resolve an infected surgical incision in your dog. What might you expect to see a proliferation in?

a)

Myofibroblasts

b)

Neutrophils

c)

Fibroblasts

59.

1)    What is the function of myofibroblasts?

a)

Closure of secondary intention sites due to vasodilation

b)

Closure of secondary intention sites due to contraction and produce of collagen

c)

Closure of secondary intention sites due to increased RBCs on the endothelium

60.

1)    Which type of healing involves a more intense inflammatory reaction and more granulation tissue?

a)

Primary

b)

Secondary

c)

Both are equal

61.

1)    What type of healing might you expect to occur following an ulcer or ruptured abscess?

a)

Primary

b)

Secondary

62.

1)    What type of healing is pictured below?

a)

Primary

b)

First Intention

c)

Secondary

63.

1)   What is a histological hallmark of granulation tissue?

a)

Aligned blood vessels

b)

Fibroblasts that are perpendicular to blood vessels

c)

All the above

64.

1)    Which species of animal required vitamin C in their diet?

a)

Cat

b)

Dog

c)

Bovine

d)

Equine

e)

Guinea pig

65.

1)    A deficiency in what major nutritional macromolecule will lead to impaired wound healing?

a)

Lipids

b)

Nucleic acids

c)

Carbs

d)

Protein

66.

1)    Which general category will proud flesh fall under?

a)

Formation of contractures

b)

Excessive formation of repair components

67.

1)    A horse suffers a serious burn on his/her left front leg. After it heals the owner notices the horse is lame on that leg and is unable to carry out full range of motion. This is an example of:

a)

Formation of contracture(s)

b)

Excessive formation of repair components

c)

Proud flesh

d)

Formation of relaxation tissue

68.

1)    Amyloidosis is not:

a)

A group of diseases

b)

Deposition of amyloid

c)

Comprises several types of amyloid

d)

A single, specific disease

69.

1)    What is amyloid?

a)

Proteinaceous substance

b)

Carbohydrate rich substance

c)

   Lipid-soluble substance

d)

Brain plaque, only

70.

1)    What aspect of amyloid fibrils allows us to visualize it with Congo Red stain?

a)

Beta-pleated sheet + bonds

b)

Alpha-Helix sheet + bonds

71.

1)    If you were suspecting excessive amyloid deposition in the liver or kidney of a necropsy sample, what might you stain it with to make it evident histologically?

a)

NMB

b)

H&E

c)

Congo Red

d)

Congo Blue

e)

Hemosiderin

72.

1)    Serum amyloid A is a positive acute phase protein. Which chemical form of amyloid does this fall under?

a)

AL (amyloid light chain)

b)

AA (amyloid associated)

c)

Amyloid beta

d)

Brain plaques

73.

1)    Plasma cells are professional antibody and immunoglobulin secreting cells. Which form of amyloid is derived from them?

a)

AL (amyloid light chain)

b)

AA (amyloid associated)

c)

Amyloid beta

d)

Brain plaques

74.

1)    Old dogs and human Alzheimer patients typically have the ___ form of amyloid within their brains.

a)

AL

b)

AA

c)

Amyloid-beta

75.

1)    Which form of amyloid stems from secondary/reactive amyloidosis?

a)

AL

b)

Amyloid beta

c)

AA

76.

1)    Which form of amyloid does not stem from primary amyloidosis (neoplasia)?

a)

AA

b)

Amyloid beta

c)

AL

77.

1)    T or F: amyloidosis is always a localized disease (affecting one organ).

a)

True

b)

False

78.

1)    Which of the following incites the pathogenesis of amyloidosis?

a)

Insoluble fibril deposition

b)

Protein deposition

c)

Abnormal folding of proteins

79.

1)    Chronic inflammation in a cat might lead to increases and deposition in which form of amyloid?

a)

  AA

b)

  AL

c)

Amyloid beta

80.

1)    Which of the following is/are caused by renal amyloidosis?

a)

Decreased GFR

b)

Proteinuria

c)

Renal failure

d)

All of the above

81.

1)    Amyloid deposition in the kidney is similar to what hypersensitivity reaction?

a)

  I

b)

II

c)

III

d)

  IV

82.

1)    Upon gross examination of a kidney with suspected amyloidosis, which stain might you use to visualize the lesions?

a)

Lugol’s Iodine

b)

NMB

c)

H&E

d)

Giemsa

83.

1)    Which stain did you use in the histological picture below to visualize amyloid in the glomerulus?

a)

Lugol’s Iodine

b)

NMB

c)

H&E

d)

Hemosiderin

e)

Congo Red

84.

What might you notice about a liver with amyloid deposition?

a)

Hemorrhage

b)

Necrosis

c)

Rounded lobar margins

d)

None of the above

85.

1)    An organ with amyloid deposition will feel:

a)

Spongey

b)

Soft

c)

Friable

d)

Firm

86.

1)    Which of the following does not characterize a benign tumor/neoplasia?

a)

Non-invasive

b)

Metastasis

c)

Does not metastasis

d)

Local surgical removal is usually curable

87.

1)    What is the suffix that usually accompanies benign neoplastic masses?

a)

-sarcoma

b)

-adenoma

c)

-oma

d)

-mesenchymo

88.

1)    What would what benign tumor of adipose tissue be called?

a)

Adipoma

b)

Fattoma

c)

Lipoma

d)

Adipolipoma

89.

1)    What would a benign tumor of cartilage be called?

a)

Osteoma

b)

Chondroma

c)

Adenoma

90.

1)    If you were to hear a neoplastic mass called “-sarcoma,” what can you infer about its biologic behavior?

a)

Benign

b)

Malignant

91.

1)    A malignant neoplastic mass derived from mesenchymal tissue is called a ____.

a)

Carcinoma

b)

Adenoma

c)

Sarcoma

d)

Adenocarcinoma

92.

1)    What is the name for a malignant neoplastic mass affecting endothelial cells anywhere in the body (i.e. heart, spleen, etc.)?

a)

Osteosarcoma

b)

Hemangiosarcoma

c)

Lymphoma

d)

Leukemia

93.

1)    Squamous cell carcinoma usually affects animals with low melanin (white coat color). What type of cell origin do they derive from?

a)

Mesenchymal

b)

Round

c)

Epithelial

94.

1)    If you were to diagnose a malignant neoplastic mass derived from epithelial origin that has a glandular morphologic pattern, what would its name be?

a)

Adenoma

b)

Carcinoma

c)

Adenocarcinoma

95.

1)    T or F: mixed tumors are derived from totipotent stem cells.

a)

True

b)

False

96.

1)    What is the name for a mass derived from all three embryonic germ layers?

a)

Ectomesoderma

b)

Teratoma

c)

Tritoma

d)

Embryoma

97.

1)    T or F: leukemia is a malignant tumor of lymphoid tissue.

a)

True

b)

False

98.

1)    If you were to find a cat with a malignant neoplasia of metarubricytes, what would you potentially call this process?

a)

Leukemia

b)

Lymphoma

c)

Adenocarcinoma

d)

Metarubricytemia

99.

1)    Which of the following do we evaluate to determine if a neoplastic process if benign or malignant?

a)

Differentiation

b)

Rate of growth

c)

Local invasiveness

d)

Metastasis

e)

All the above

100.

1)    If you were looking at a neoplasm that has poorly differentiated, what will you probably classify it as?

a)

Benign

b)

Malignant

101.

1)    If you were to determine a neoplasm was anaplastic, you would say the differentiation is ____ and the mass is ____.

a)

Poor; benign

b)

Poor; malignant

c)

Good; benign

d)

Good; malignant

102.

1)    Explain what loss of polarity describes in a neoplastic sample/mass.

a)

Polarity is when called have distinct apical and basement membranes that are regularly organized (all apical align with each other and basement is on the other side of the cell and align with each other). Loss of polarity indicates that the apical and basement aspects are irregular and not consistently aligned with each other.

b)

None

103.

1)    What kind of N:C ratio would a neoplastic cell exhibit that is malignant and mitotically active?

a)

High

b)

Low

c)

1:1

104.

1)    Which of the following is not used to describe morphologic characteristics?

a)

Types of Mitoses

b)

  Anisokaryosis

c)

Anisocytosis

d)

Chromatography

105.

1)    How might benign neoplastic cells act in comparison to the cells they are derived from?

a)

Similar

b)

Slightly different

c)

Mavericks

106.

1)    Pituitary-dependent Hyperadrenocorticism is a benign mass in the pituitary gland that actively secretes ACTH, leading to increased cortisol production. The other name for hyperadrenocorticism is ______.

a)

Cushing’s

b)

Addison's

107.

1)    Which type of neoplasia may elicit capsule formation with its slow growth?

a)

Malignant

b)

Benign

108.

1)    What is carcinomatosis?

a)

Hematogenous metastasis of a neoplasm

b)

Metastasis of a neoplasm through the lymphatics

c)

Direct implantation of a neoplasm

109.

1)    What processes might be considered pre-neoplastic?

a)

Hyperplasia

b)

Dysplasia

c)

Metaplasia

d)

All the above

110.

1)    A disorganized benign mass derived of normal structures located in its normal location is defined as a :

a)

Choristoma

b)

Hamartoma

c)

Sarcoma

d)

Adenoma

111.

1)    A choristoma is a non-neoplastic disorder of growth characterized by:

a)

Normal cells in an abnormal place

b)

Abnormal cells in normal place

c)

Abnormal cells in abnormal place

112.

1)    P53 is which of the following?

a)

Proto-oncogene

b)

Oncogene

c)

Oncoprotein

d)

Tumor suppressor gene

113.

1)    _____ results from the accumulation of complementary mutations in a stepwise fashion over time leading to neoplasia.

a)

Carcinomatosis

b)

Carcinogenesis

114.

1)    T or F: tumors may grow in response to overexpression of growth factors.

a)

True

b)

False

115.

1)    Which of the following is growth factor receptor that is mutated in certain forms of cancer, leading to increased tumorigenesis?

a)

PDGF

b)

P53

c)

C-kit

d)

Myc

116.

1)    Ras is a normal ______.

a)

Oncogene

b)

Protooncogene

c)

Tumor suppressor gene

d)

DNA repair mechanism

117.

1)    Which of the following is another signal transducing protein that is a normal proto-oncogene?

a)

Myc

b)

PI3

c)

C-kit

d)

AGNOR

118.

1)    _____ is a transcription factor that activated the expression of cell growth and upregulation of telomerase.

a)

PI3

b)

Myc

c)

P53

d)

AGNOR

119.

1)    T or F: a deletion mutation in a protooncogene leads to decreased control of cell growth.

a)

True

b)

False

120.

1)    The Retinoblastoma (Rb) gene follows the ‘two-hit theory,’ which means that:

a)

1 allele requires mutation for tumorigenesis

b)

  1 allele requires two mutations for tumorigenesis

c)

    2 alleles require mutation for tumorigenesis

d)

None of the above

121.

1)    Which of the following is not a tumor suppressor gene?

a)

APC

b)

E-cadherin

c)

P53

d)

None of the above

122.

1)    Which apoptotic protein leads to inhibition of apoptosis?

a)

  Bcl-2

b)

AGNOR

c)

Myc

d)

Caspase 8

123.

1)    In order to exhibit limitless replicative potential, cancer cells must never enter:

a)

Cell growth

b)

  Cell division

c)

Cell cycle

d)

Senescence

124.

1)    T or F: all malignant cells that make it into the blood stream will survive to implant at a distant location.

a)

True

b)

False

125.

1)    Which of the following is not a reason cancer cells can avoid the immune system?

a)

Outgrowth of antigen-negative variants

b)

Secretion of immunostimulative factors

c)

Loss of MHC molecules

d)

Upregulation of TGF-beta

126.

1)    Which DNA repair mechanism must be damaged or mutated to allow genomic instability of future tumor cells?

a)

Myc

b)

  P53

c)

Bcl-2

d)

None of the above

127.

1)    What normally keeps p53 at low levels in normal cells?

a)

C-kit

b)

AGNOR

c)

MDM2

d)

P52

128.

1)    Which of the following is not a general type of carcinogen?

a)

Microbial

b)

Radiation

c)

Epithelial

d)

Chemical

129.

1)    Which of the following is considered an indirect chemical carcinogen?

a)

Aflatoxin B1

b)

UV radiation

c)

Cigarette smoke

130.

1)    A ___ acting chemical carcinogen does not require metabolic conversion to be carcinogenic.

a)

Indirect

b)

Direct

131.

1)    T or F: Aflatoxin B1 metabolism can lead to splenocellular carcinoma.

a)

True

b)

False

132.

1)    What is the primary target of radiation?

a)

Purine

b)

Pyrimidines

c)

Nuclear membranes

133.

1)    Radiation leading to direct single or double stranded breaks in DNA result from:

a)

UV

b)

Ionizing

134.

1)    Which of the following is most likely induced with radiation exposure in veterinary species?

a)

  Hemangiosarcoma (HSA)

b)

Squamous Cell Carcinoma (SCC)

c)

Transitional Cell Carcinoma (TCC)

d)

Chondrosarcoma

135.

1)    You arrive on a farm to examine an adult cow with persistent leukocytosis. What is the one of the first diseases you should rule out?

a)

Marek’s Disease Virus

b)

FeLV

c)

Bovine Leukemia Virus

d)

  Infectious Anemia

136.

1)    T or F: Bovine/Feline Leukemia can lead to either leukemia or lymphoma.

a)

True

b)

False

137.

1)    Which virus leads to lymphoma in chickens?

a)

Picornavirus

b)

Parvovirus

c)

Eimeria

d)

  Marek’s disease