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#2: Mercury is a metal that has neuro toxic effects. The
fumes of mercury can cause imparied neurological
functioning, such as an unsteady gait, personality disorder,
and visual difficulties. The term, "Mad Hatter" was given to
those miners who suffered from mercury fume toxicity.
Respirators and personal protective equipment have since
been incorporated into the equipment used by industrial
workers.<br>
Understanding the toxicology of industrial chemicals is crucial
to establishing the necessary precautions that need to be
taken by the workers that use them. Knowledge of how the
chemicals effect various bodily organs and tissues helps
determine the necessary protection from route of entry.
A.The author uses the passage to demonstrate the
importance of using personal protective equipment.
B.The term, 'Mad Hatter' comes from England.
C.Understanding toxicology is helpful in industry - Correct
Answers ✅A.The author uses the passage to demonstrate
the importance of using personal protective equipment.
#3: The brain is a organ of the body that is encased within
the skull and is protected with a membrane called the blood
brain barrier. This barrier membrane is much different than
other membranes found within the body. This particular
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membrane is highly selective in determining those molecules
that can enter into the brain cavity. Indeed, it is interesting
that there really isn't much blood flow to the brain with the
exception of tiny capillaries. However, when the blood brain
barrier is breached by a foreign compound the brain becomes
vulnerable.
A.The blood brain barrier protects the brain from foreign
molecules.
B.The blood brain barrier is composed of a different type of
tissue.
C.The blood brain barrier is selective to charge. - Correct
Answers ✅A.The blood brain barrier protects the brain from
foreign molecules.
Instructions: Read the following passages and answer the
corresponding questions.
Toxicology of hazardous materials:
There is always a heath risk when dealing with materials in
the industry. Many of the materials that are used in the
industry include metals and carbon composites. These give
off fumes, mists and vapors as well as small particles that
can be airborne. An example of one of the many types of