2016 Flashcards

1
Q

What Drug is used for HIV therapy?

A

Saquinavir

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2
Q

What is an effect of Benign tumours?

A

Pressure

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3
Q

What drug is only used in the treatment of UTIs

A

Nitrofurantoin

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4
Q

What is given intravenously when treating MRSA

A

Vancomycin

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5
Q

What does the pathogenesis of systemic type 3 hypersensitivity require?

A

Immune complex formation

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6
Q

Serious infection with a Gram negative organism such as E-coli indicates treatment with what intraveneously?

A

Gentamicin

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7
Q

What is a teratoma more commonly?

A

Benign in women, malignant in men

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8
Q

serious systemic fungal infection indicates treatment with intravenous what?

A

Amphotericin B

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9
Q

What are Neutrophil polymorphs?

A

A major component of the acute inflammatory response

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10
Q

In terms of the cell cycle

A

cytokinesis is the last step in the production of daughter cells

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11
Q

what syndrome is not the result of an additional chromosome?

A

Turner syndrome

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12
Q

What do fibroblasts do?

A

produce collagen

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13
Q

What does histamine do?

A

relaxes vascular smooth muscle in acute inflammation

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14
Q

What does hypoxia do?

A
  • lack of oxygen - impedes tissue healing
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15
Q

In mitosis which phase consists of chromosomes aligning at the equator of the cell?

A

metaphase

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16
Q

Chromosomes become visible as a result of which step of mitosis?

A

Prophase

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17
Q

Why is GTN administered by the sublingual route?

A

to avoid first pass metabolism

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18
Q

Which DNA fragments analysis method does not require an electric field?

A

PCR

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19
Q

What is a mutation that causes a protein to be finished prematurely called?

A

Nonsense

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20
Q

In the process of transcription and translation what is the adapter molecule that acts between the coded amino acid and the mRNA?

A

tRNA

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21
Q

In DNA replication what is a true fact to remember?

A

The leading strand is formed continuously

22
Q

What are the types of ADR?

A
Augmented 
Bizarre
Chronic
Delayed
End of treatment
Failure of treatment
23
Q

What enzyme is involved in phase 1 drug metabolism?

24
Q

When is only one side of DNA replicated

A

Transcription

25
What is the process that requires cooperation and coordination between mRNA tRNA and rRNA
Protein synthesis
26
mRNA is used to form an amino acid sequence during the process of?
Transcription
27
What does mitosis produce?
produces diploid cells from diploid cells
28
What causes rubor and calor in acute inflammation?
Increased blood flow
29
What drug should be used to treat an unknown gram negative bacteria?
gentamicin
30
What does meisosis produce?
Produces haploid cells from diploid cells
31
What does fertilisation produce?
produces diploid cells from haploid cells
32
Where is the primary site of protein synthesis
Ribosomes
33
The X chromosome is?
Transmitted by mothers to both son and daughter transmitted by fathers to daughters but not sons
34
The Y chromosome?
Is transmitted only by fathers
35
Retinoblastoma is caused by what?
Is caused by a loss of tumour suppressor gene
36
what is an adenocarcinoma
Malignant rumour of glandular epithelium
37
What drug is used for both HERPES and Varicella VZV
aciclovir
38
What drug is used topically or in oral suspension for serious fungal infection therapy?
Nystatin
39
What drug can be used to treat Beta-lactamase producing Staph aureus
Flucloxacillin
40
What drug is the best choice for IV treatment of serious pneumococcal, meningococcal and strep pyogenes infection as well as most other Gran positive infections?
Benzylpenicillin
41
what does the pathogenesis of systemic type IV hypersensitivity require?
Gamma-interferon production
42
What are Giant Cells?
usually a major component of granulomatous inflammation
43
What does Serotonin do?
Produces vasoconstriction in inflammation
44
How can amphotericin B be administered?
oral and IV
45
How can Beta lactamase resistance be combatted?
can be combatted with co-amoxiclav
46
What is ciprofloxaci?
it is a fluoroquinolone that inhibits nucleic acid synthesis
47
What drug inhibits purine synthesis
Trimethoprim
48
Name the major eukaryotic histone
H1, H2A, H2B, H3, H4
49
How may chromosomes do you expect to label in each karyotype when using FISH to probe for X Chromosomes in Turner syndrome patient?
1
50
Which is the most suitable method of testing whether a healthy individual is a carrier forsickle cell anaemia?
Karyotyping