AvSM Lesson 7 Flashcards
can be annoying
can interfere with verbal communication and mask warnings
can damage workers’ hearing
can have both short term and long term negative effects
Noise
Eardrum Pain Threshold
130dB
Eardrum Shattering Threshold
150dB
is both odorless and colorless
severely affects the function of
sensitive tissues like the brain
GASOLINE ENGINE EXHAUST
(CARBON MONOXIDE)
Moderate CO poisoning results in:
Headache
Rapid breathing
Nausea, weakness, confusion
discoloration of the lips and nail beds.
High CO poisoning results in:
Collapse
Loss of consciousness
Death
exposure in excess of ________ without ear protection even for a short duration is
not recommended.
115 dB
Painting can cause a condition known as
____________
Occupational Asthma (OA).
The culprit of Occupational Asthma is a chemical called _________
which is found in some
paints
diisocyanates
symptoms do not occur and blood tests do
not record any change. In other words,
there is no evidence of any symptoms or
disease.
Occupational Asthma (OA)
____________ based hydraulic
fluids used in ground equipment and aircraft are available under the trade names Skydrol and Hyjet
Phosphate ester
are liquids or gases that can
dissolve or extract other
substances.
SOLVENTS
They are used to dissolve
grease, oil, and paint; to thin or
mix pigments, paint, glue, and
epoxy resins; to clean
electronics, airplane parts, tools,
and engines; and to make other
chemicals
SOLVENTS
They cause a narcotic effect on the nervous system and
damage internal organs such as the liver and kidneys
SOLVENTS
can dissolve the skin’s protective barrier of oils, drying
and chapping the skin and causing a kind of dermatitis.
SOLVENTS
refers to the lighting both within the general
working environment and also in the locality of the
AMT and the task he is carrying out
ILLUMINATION
HEAT STRESS AND MAJOR DISORDERS
heat stroke
heat exhaustion
Thirst, nausea, weakness, and confusion
are painful muscle spasms that occur after performing strenuous activities and create
severe spasms
heat cramps
due to dehydration and loss of nutrients from excessive sweating.
heat cramps
is caused due to excessive dilation of the blood vessels in order to cool the body in a hot environment causing reduced blood flow to the
brain.
Heat syncope
if the individual has not had proper fluid intake before going out in the sun or has not adjusted to
the hot climatic condition.
Heat syncope
commonly called prickly heat, is a common skin problem in hot environments.
Heat rash
when the skin’s sweat glands are blocked and the sweat produced
cannot get to the surface of the skin to evaporate
Heat rash
hard work or any activity that causes you to sweat heavily causes?
Heat rash
uncontrolled muscle contraction
shivering.
the blood flow to some
of your body’s tissues becomes restricted.
vasoconstriction
requires
that environmental conditions be adequate
for work to be carried out
EASA Part-145 Acceptable Means of
Compliance (AMC) 145.25(c)
