ATTENTION:
Kindly note that you will be presented with 50 questions randomized from the NOUN question bank. Make sure to take the quiz multiple times so you can get familiar with the questions and answers, as new questions are randomized in each attempt.
Good luck!
ESM231
1 / 50
The toxicological properties of _________ are very similar to those of ethylene
2 / 50
Which of these is NOT a symptom associated with back sore syndrome
3 / 50
Which of these insecticides can be categorised as High toxic potential insecticide?
4 / 50
Which of these is not true of DDT?
5 / 50
_______ = Concentration x Exposure
6 / 50
Lead and most of the heavy metals have effect on the (PNS) or the (CNS)
7 / 50
A mutated cells does not necessarily form a
8 / 50
The rate of extent of absorbtion of hydrophobic chemicals depends of these factors except
9 / 50
Ingestion of __can cause black sore syndrome in Turkey
10 / 50
Pesticides are chemicals that are use to kill
11 / 50
Which of these statements is NOT true of Rotenone ?
12 / 50
The rate and extent of absorption of hydrophobic chemicals depends on all but one of these
13 / 50
means that the action takes place at the point or area of contact
14 / 50
The historical development of toxicology began with _dwellers
15 / 50
__________ has been known to be a poisonous compound for centuries
16 / 50
Which of these substances caused the disease, Minamata in Japan
17 / 50
The alkylation and arylaton of to cause motations is part of the toxicodynamic phase
18 / 50
Which of these statements is not true of the enzymes Cytochrome PN450
19 / 50
Which of the following is the basic mechanism of action of insecticides?
20 / 50
One of these scientists prepared a systematic correlation between the chemical and biological properties of poisons of his time
21 / 50
the outer most corny layer of the skin plays an important role in determining the permeability of this layer
22 / 50
s the stage in which the neoplastic cells become a malignant tumour
23 / 50
Acetylcholine, a major neurotransmitterin animals is normallyrapidly deactivated by an enzyme called
24 / 50
Which of these events occurred in the 17th Century?
25 / 50
Which of these pesticides mimics the action of Acetylcholine
26 / 50
During the Phase I reactions an OH group is attached to benzene to change it to
27 / 50
The concept that at extremely low dose, a given substance may be nontoxic and even beneficial while at intermediate dose, it may be toxic is
28 / 50
The rate of extent of absorption of hydrophobic chemicals depends of these factors excep
29 / 50
Chemical species that cause birth defects are known as
30 / 50
Toxicology integrates with all but one of these fields;
31 / 50
All but one of these is true of active transport
32 / 50
32. The four routes of entry are:
33 / 50
Ozone can cause all but one of the following effects :
34 / 50
The primary risk associated with 2,4-D and 2,4,5-T was due to the presence small amounts of dioxin
35 / 50
has been known to be a poisonous compound for centuries
36 / 50
The involved as protective covering against a hostile environment and is relectively impermeable to many chemical
37 / 50
refers to a single exposure of duration measure in second minutes or hours
38 / 50
Exposure to Toluene may lead to one of the following effects:
39 / 50
Ozone irritates the eyes, upper respiratory system and
40 / 50
Which of these is NOT true of Paraquat
41 / 50
The inhalation of air containing benzene can lead to the following progressive effects:
42 / 50
Acetylene is a colourless gas with a odour
43 / 50
Which of these statements is not true of doseresponse relationship ?
44 / 50
Poisonous plants and are extracted for hunting and warfare
45 / 50
Depression of the system will lower resistance to infectious disease and facilitate the development of
46 / 50
_________ refers to a single exposure of duration measure in second minutes or hours
47 / 50
All but one of these are groups of insecticides
48 / 50
Nitrite can convert haemoglobin to
49 / 50
All but one of these defines toxicology:
50 / 50
One of these can be classified as a chronic illness
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