Pathology Flashcards

1
Q

Disease activity that increases in severity with each generation is called _______

A

anticipation

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2
Q

A single gene mutation that produces large effect is a ______ disorder

A

Mendelian

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3
Q

The majority of sex chromosome disorders are (X/Y)-linked

A

X-linked

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4
Q

The three defining features of neoplasia are:

A
  1. Unregulated
  2. Irreversable
  3. Monoclonal
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5
Q

A glycogen storage disease resulting from glucose-6-phosphates deficiency is called __________ disease

A

von Gierke disease

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6
Q

GM2 gangliosidosis or hexosaminidase A deficiency leading to ganglioside accumulation, cherry red macula and nerve damage is _________ disease

A

Tay-Sachs disease

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7
Q

Deficiency in clotting factor VIII, X-linked recessive disease called ___________

A

Hemophilia A

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8
Q

Qualitative defects in fibrillin gene FBN1, leads to systemic connective tissue problems, especially heart valves is called ______ _______

A

Marfan syndrome

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9
Q

Unusually tall, with long limbs and long, thin fingers and toes, bin laden, phleps and lincoln possibly had this.

A

Marfan syndrome

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10
Q

Deficiency of the sphingomyelinase enzyme leading to lysosomal accumulation of sphingomyelin will cause _________ disease (Marfan syndrome/Hurler Syndrome/Niemann-Pick disease)

A

Niemann-Pick disease

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11
Q

Deficiency of the sphingomyelinase enzyme leading to lysosomal accumulation of sphingomyelin will cause _________ disease

A

Niemann-Pick disease

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12
Q

Dermatan and heparan sulfate (mucopolysaccharides or glycosaminoglycans) accumulate in mononuclear phagocytic cells with a α-1-Iduronidase deficiency

A

Hurler Syndrome

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13
Q

hepatomegaly, ecchymoses of skin, low blood glucose, glycogen not metabolized, glucose-6-phosphatase deficient

A

von Gierke disease

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14
Q

Glycogen accumulates in skeletal muscle due to a deficiency in muscle phosphorylase enzyme. muscle cramps ensue. Myoglobinuria in 1/2 the cases.

A

McArdle disease

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15
Q

Name 2 glycogen storage diseases

A
  1. McArdle disease

2. Pompe disease

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16
Q

Dermatan and heparan sulfate (mucopolysaccharides or glycosaminoglycans) accumulate in mononuclear phagocytic cells with a α-1-Iduronidase deficiency

A

Hurler Syndrome

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17
Q

Name 2 glycogen storage diseases

A
  1. McArdle disease (muscle phosphorylase)

2. Pompe disease (α-1,4-Glucosidase)

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18
Q

Dermatan and heparan sulfate (mucopolysaccharides or glycosaminoglycans) accumulate in mononuclear phagocytic cells with a α-1-Iduronidase deficiency (Marfan syndrome/Hurler Syndrome/von Gierke disease)

A

Hurler Syndrome

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19
Q

Hepatomegaly, ecchymoses of skin, low blood glucose, glycogen not metabolized, glucose-6-phosphatase deficient (Marfan syndrome/Hurler Syndrome/von Gierke disease)

A

von Gierke disease

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20
Q

Glycogen accumulates in skeletal muscle due to a deficiency in muscle phosphorylase enzyme. muscle cramps ensue. Myoglobinuria in 1/2 the cases. (Pompe disease/McArdle disease/von Gierke disease)

A

McArdle disease

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21
Q

Name 2 glycogen storage diseases

A
  1. McArdle disease (Muscle phosphorylase)

2. Pompe disease (α-1,4-Glucosidase)

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22
Q

Glycogen storage disease, (α-1,4-Glucosidase) glycogen stored in myocardium results in cardiomegaly

A

Pompe disease

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23
Q

Glycogen storage disease, (α-1,4-Glucosidase) glycogen stored in myocardium results in cardiomegaly _______ disease

A

Pompe disease

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24
Q

An aortic dissection is more likely with (Marfan/Down) syndrome

A

Marfan Syndrome

25
Q

A single palmar flexion crease is characteristic of (Marfan/Down) syndrome

A

Down Syndrome

26
Q

Who in our class has a single palmar flexion crease but not Down syndrome?

A

Will Nolan

27
Q

Two or more populations of cells with different genotypes in one individual who has developed from a single fertilized egg is called ______

A

Mosaicism

28
Q

Trisomy 18 is called (Turner/Klinefelter/Patau/Edwards) syndrome

A

Edwards syndrome

29
Q

Trisomy 13 is called (Turner/Klinefelter/Patau/Edwards) syndrome

A

Patau syndrome

30
Q

These two trisomies can both lead to rocker bottom feet (2)

A
  1. Edwards syndrome

2. Patau syndrome

31
Q

karyotype 47XXY is called (Turner’s/Klinefelter/Patau/Edwards)

A

Klinefelter syndrome

32
Q

Kayotype 45X is called

Turner’s/Klinefelter/Patau/Edwards

A

Turner syndrome

33
Q

Webbed neck is associated with (Turner/Klinefelter/Patau/Edwards)

A

Turner syndrome

34
Q

Fragile X is a trinucleotide repeat of (CGG/CAG/GAA)

A

CGG

35
Q

Friederich’s ataxia is a trinucleotide repeat of (CGG/CAG/GAA)

A

GAA

36
Q

Huntington’s is a trinucleotide repeat of (CGG/CAG/GAA)

A

CAG

37
Q

FraGile X is a trinucleotide repeat of (CGG/CAG/GAA)

A

CGG

38
Q

Friederich’s AtaxiA is a trinucleotide repeat of (CGG/CAG/GAA)

A

GAA

39
Q

We can prove monoclonality of cancer in a female by the isoforms of the enzyme ______

A

G6PD

40
Q

What is the difference between adenoma and carcinoma?

A

adenoma is benign

41
Q

Aflatoxins from aspergillus in stored grains is associated with ________ carcinoma

A

hepatocellular

42
Q

Alkylating agents, which may be used in chemotherapy is associated with ______ and ______ (cancers)

A

leukemia and lymphoma

43
Q

Exposure to vinyl chloride such as manufacturing of PVC is associated with _________ (cancer)

A

angiosarcoma of the liver

44
Q

Nasopharyngeal carcinoma, burkitt lymphoma and CNS lymphoma in AIDS are all associated with the _______ virus

A

EBV

45
Q

Kaposi sarcoma is associated with ________ virus

A

HHV-8

46
Q

HBV and HCV viruses are associated with __________ carcinoma

A

hepatocellular

47
Q

Non-ionizing radiation tends to damage which body part?

A

skin

48
Q

The three key systems disrupted by carcinogens are:

A
  1. proto-oncogenes
  2. tumor supressor genes
  3. regulators of apoptosis
49
Q

BCL-2 is a (tyrosine kinases/apoptosis regulator)

A

apoptosis regulator

50
Q

Over-expression of this growth factor can result in an autocrine loop leading to astrocytoma

A

PDGFB: platelet derived growth factor B

51
Q

Over-expression of this growth factor receptor can lead to breast cancer

A

HER2/neu

52
Q

A mutation in the tumor supressor gene _____ or _____ can lead to hereditary breast-ovarian cancer syndrome

A

BRCA-1 or BRCA-2

53
Q

Medullary carcinoma of the thyroid (MTC) is associated with a mutation in the proto-oncogene ______, classified as familial MTC

A

RET

54
Q

Which vitamin is important for maintaining epithelial surfaces (A/D/E/K)

A

A

55
Q

Treatment for TB with isoniazids can lead to a vitamin _______ deficiency

A

B6: pyridoxine

56
Q

What is the first step in metastasis?

A

Invasion of the basement membrane

57
Q

Changes is a cancer cells characteristics is measured by ______

A

Grading

58
Q

The size, extent and reach of a cancer cell is measured by its _______

A

Staging