Deck 12

Question 1

Aflatoxin B1 and B2 fluoresce with

Answer 1

Blue Visible light

Question 2

Which methods do we use for the ORGANOPHOSPHATE DETERMINATION in biological material

Answer 2

 TLC – THIN LAYER CHROMATOGRAPHY
 GC – GAS CHROMATOGRAPHY

Question 3

What is the most important diagnostic aid in organophasphate poisoning?

Answer 3

Cholinesterase activity

Question 4

What are the most frequently used METHODS for IDENTIFICATION of ALKALOIDS?

Answer 4

STASS and OTTO method

Question 5

Therapy of DNOC poisoning

Answer 5

Application of BARBITURATES, sufficient amount of WATER, rehydration, COLD ENVIRONMENT, DECONTAMINATION OF THE SKIN BY WATER AND MILD SOAP. (methylene blue if high concentration of methaemoglobin)

Question 6

Name 2 insecticides which inhibit AChE

Answer 6

organophosphates + carbamates

Question 7

Electrophoesis gives?

Answer 7

Isoenzymes LDH 1-5

Question 8

LD50 of urea in unaccustomed Ruminants?

Answer 8

0,3-0,5 g/kg

Question 9

What does LD50 means?

Answer 9

lethal dose of compound for 50% of the population of exposed organisms under controlled laboratory conditions

Question 10

Mycotoxins evoke 3 forms of disease

Answer 10

1. Mycosis
2. Mycotoxicosis
3. Allergy