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
Which of these is NOT a symptom associated with back sore syndrome
2 / 50
Acetylene is a colourless gas with a odour
3 / 50
Dose-response relationship is a major concept of
4 / 50
One of these is not a constituent of Bordeaux mixture
5 / 50
What term is used to indicate the ability of a cancer to invade other parts of the body and produce secondary tumours
6 / 50
The micro-organisms in the sediments at the bottom bio-transformed the organic mercury ions methyl and mercury
7 / 50
Pesticides are chemicals that are use to kill
8 / 50
The rate and extent of absorption of hydrophobic chemicals depends on all but one of these
9 / 50
Acute toxicity generally very low in
10 / 50
The primary risk associated with 2,4-D and 2,4,5-T was due to the presence small amounts of dioxin
11 / 50
Depression of the system will lower resistance to infectious disease and facilitate the development of
12 / 50
refers to a site of action other than the point of contact and presupposes that absorption has taken place.
13 / 50
One of these definitions is known as "the traditional definition of toxicology"
14 / 50
One of these substances is not colourless.
15 / 50
has been known to be a poisonous compound for centuries
16 / 50
All but one of these is true of active transport
17 / 50
Pyrethroids that have Peripherial CNS effects are known as
18 / 50
18. s used to treat seed grain
19 / 50
Alcohols can lead to all but one of the following effects
20 / 50
Hexachlorobezene studies in rats also provide evidence of
21 / 50
The rate of extent of absorbtion of hydrophobic chemicals depends of these factors except
22 / 50
Ozone irritates the eyes, upper respiratory system and
23 / 50
23. The four routes of entry are:
24 / 50
One of these methods of transportation through membranes does not involve specialized transport
25 / 50
Which of these substances caused the disease, Minamata in Japan
26 / 50
_________ refers to a single exposure of duration measure in second minutes or hours
27 / 50
Exposure to Toluene may lead to one of the following effects:
28 / 50
Absorption through the skin is promoted by all these except
29 / 50
All but one of these are groups of insecticides
30 / 50
Which of these statements is NOT true of synthetic pyrethroids ?
31 / 50
Which of these pesticides mimics the action of Acetylcholine
32 / 50
The toxicological property of _are very similar to ethylene
33 / 50
One of these is not of importance in the conduct of risk assessments.
34 / 50
The rate of extent of absorption of hydrophobic chemicals depends of these factors excep
35 / 50
is measured by octanol:- water partition coefficient in a separatory funnel
36 / 50
Chemical species that cause birth defects are known as
37 / 50
One of these substances can easily be absorbed by the skin:
38 / 50
Poisonous plants and are extracted for hunting and warfare
39 / 50
Many pesticides in use have different modes of action and levels of
40 / 50
Toxicology integrates with all but one of these fields;
41 / 50
s the stage in which the neoplastic cells become a malignant tumour
42 / 50
_______ = Concentration x Exposure
43 / 50
Ozone can cause all but one of the following effects :
44 / 50
The micro-organisms in the sediments at the bottom bio-transformed the organic mercury ions methyl and ___________ mercury
45 / 50
Phase II reaction are also known as
46 / 50
refers to a single exposure of duration measure in second minutes or hours
47 / 50
Elemental mercury may be absorbed by biological system as a
48 / 50
49 / 50
Which conjugation reaction decreases, instead of increases, water solubility?
50 / 50
The historical development of toxicology began with____dwellers
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