ESM231

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

is term will be used in
contrast to acute exposure
and it is of long duration

Following the WHO
Recommended
Classification of Pesticides
by hazard ,slightly
hazardous are in CLASS

___________ is a metalloid
which forms a number of
toxic compounds

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

_______ = Concentration x
Exposure

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

_________ is a metal which
is widely used in industries,
in alloys, in plating, in
batteries and in the pigment
in inks, paints, plastics,
rubber and enamel

Which of these events
occurred in the 17th
Century?

The toxicological property
of
_are very similar to
ethylene

One of these can be
classified as a chronic
illness

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

One of these is not a heavy
metal

All but one of these is true
of active transport

An exposure which would
be relatively harmless
unless repeated over a long
period of time

Organic mercury such as,
methylmecury, is extremely
toxic mainly affecting the
central nervous system in
Japan caused a disease
known as

Acetylene is a colourless
gas with a
odour

One of these is not a
constituent of Bordeaux
mixture

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

Pesticides are chemicals
that are use to kill

21. s used to treat seed grain

22. The four routes of entry are:

All but one of these defines
toxicology:

One of these is not true of
nicotine.

_____is the unrestrained,
malignant proliferation of
somatic cell

One of these is not of
importance in the conduct
of risk assessments.

Which of these substances
caused the disease,
Minamata in Japan

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

One of these substances
can cause spontaneous
abortion when inhaled:

Pesticides are chemicals
that are use to kill

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

Pyrethroids that have
Peripherial CNS effects are
known as

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

What term is used to
indicate the ability of a
cancer to invade other parts
of the body and produce
secondary tumours

Which of these events did
not occur in the 19th
Century

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

Pyrethroids fall into two
categories based on their
acute

Ingestion of
__can cause black sore
syndrome in Turkey

One of these substances
can easily be absorbed by
the skin:

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

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

Nitrite can convert
haemoglobin to

Ozone can cause all but
one of the following effects :

Chemical species that
cause birth defects are
known as

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

is a metal which is widely
used in industries, in alloys,
in plating, in batteries and
in the pigment in inks,
paints, plastics, rubber and
enamel

The micro-organisms in the
sediments at the bottom
bio-transformed the organic
mercury ions methyl and
mercury

Toxicology integrates with
all but one of these fields;

Alcohols can lead to all but
one of the following effects