7

Question 1

The mechanism of action of cyanide is?

Answer 1

The inhibition of the enzyme cytochrome oxidase

Question 2

The damage of cell membranes in the wall of the capillaries is the primary effect of the poisonous action of?

Answer 2

Arsenic

Question 3

Antidotal therapy in mercury poisoning is?

Answer 3

Dimercaptopropanol (BAL)

Question 4

Absorption and retention of copper in the body are influenced by the amount of?

Answer 4

Molybdenum and sulphate

Question 5

Normal percentage of urea in milk is?

Answer 5

2-7 mmol/l

Question 6

A hemolytic crisis (desintegration of erythrocytes) in sheep occurs during chronic poisoning by?

Answer 6

Copper

Question 7

Paracetamol can never be used in?

Answer 7

Cats

Question 8

Dessicants are used to?

Answer 8

Dry green parts of plants

Question 9

According to WHO classification peroral LD₅₀ of extremely toxic compounds is?

Answer 9

Less than 50 mg/kg b.w.

Question 10

Mechanism of action for heavy metals is?

Answer 10

Binding with SH-groups

Question 11

Mycotoxin with primarily estrogenic effects is?

Answer 11

Zearalenone (produced by Fusarium graminearum)