ESM231

The toxicological properties
of _________ are very
similar to those of ethylene

Which of these is NOT a
symptom associated with
back sore syndrome

Which of these insecticides
can be categorised as High
toxic potential insecticide?

Which of these is not true of
DDT?

_______ = Concentration x
Exposure

Lead and most of the heavy
metals have
effect on the (PNS) or the
(CNS)

A mutated cells does not
necessarily form a

The rate of extent of
absorbtion of hydrophobic
chemicals depends of these
factors except

Ingestion of
__can cause black sore
syndrome in Turkey

Pesticides are chemicals
that are use to kill

Which of these statements
is NOT true of Rotenone ?

The rate and extent of
absorption of hydrophobic
chemicals depends on all
but one of these

means that the action takes
place at the point or area of
contact

The historical development
of toxicology began with
_dwellers

__________ has been
known to be a poisonous
compound for centuries

Which of these substances
caused the disease,
Minamata in Japan

The alkylation and arylaton
of
to cause motations is part
of the toxicodynamic phase

Which of these statements
is not true of the enzymes
Cytochrome PN450

Which of the following is the
basic mechanism of action
of insecticides?

One of these scientists
prepared a systematic
correlation between the
chemical and biological
properties of poisons of his
time

the outer most corny layer
of the skin plays an
important role in
determining the
permeability of this layer

s the stage in which the
neoplastic cells become a
malignant tumour

Acetylcholine, a major
neurotransmitterin animals
is normallyrapidly
deactivated by an enzyme
called

Which of these events
occurred in the 17th
Century?

Which of these pesticides
mimics the action of
Acetylcholine

During the Phase I
reactions an OH group is
attached to benzene to
change it to

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

The rate of extent of
absorption of hydrophobic
chemicals depends of these
factors excep

Chemical species that
cause birth defects are
known as

Toxicology integrates with
all but one of these fields;

All but one of these is true
of active transport

32. The four routes of entry are:

Ozone can cause all but
one of the following effects :

The primary risk associated
with 2,4-D and 2,4,5-T was
due to the presence small
amounts of dioxin

has been known to be a
poisonous compound for
centuries

The
involved as protective
covering against a hostile
environment and is
relectively impermeable to
many chemical

refers to a single exposure
of duration measure in
second minutes or hours

Exposure to Toluene may
lead to one of the following
effects:

Ozone irritates the eyes,
upper respiratory system
and

Which of these is NOT true
of Paraquat

The inhalation of air
containing benzene can
lead to the following
progressive effects:

Acetylene is a colourless
gas with a
odour

Which of these statements
is not true of doseresponse relationship ?

Poisonous plants and
are extracted for hunting
and warfare

Depression of the system
will lower resistance to
infectious disease and
facilitate the development
of

_________ refers to a
single exposure of duration
measure in second minutes
or hours

All but one of these are
groups of insecticides

Nitrite can convert
haemoglobin to

All but one of these defines
toxicology:

One of these can be
classified as a chronic
illness