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Hypoxia-induced unresponsiveness during a submersion injury is usually the
result of:
• A:a cardiac dysrhythmia.
• B:associated hypothermia.
• C:laryngospasm.
• D:water in the lungs. - ANSWER-You selected C; This is correct!
Reason: When a patient falls into the water or becomes panicked when in the
water, he or she begins to swallow large amounts of water. Even a small amount
of water near the larynx can cause a spasm, which closes off the airway. This
results in hypoxia, loss of consciousness, and cardiac dysrhythmias. If the
patient is not removed from the water at once and treated aggressively, hypoxia
and acidosis will eventually result in cardiac arrest.
Which of the following conditions would MOST likely cause flushed skin?
• A:Low blood pressure
• B:Blood loss
• C:Hypothermia
• D:Exposure to heat - ANSWER-You selected D; This is correct!
,Reason:Whenever the body temperature rises (ie, heat exposure, fever), the
peripheral blood vessels dilate, which draws warm blood to the skin and gives it
a flushed (red) appearance. Blood loss, shock, low blood pressure
(hypotension), and hypothermia generally cause the skin to become pale; these
conditions cause peripheral vasoconstriction, which shunts blood away from the
skin.
Which of the following mechanisms cause respiratory and circulatory collapse
during anaphylactic shock?
• A:Bronchodilation and vasodilation
• B:Bronchoconstriction and vasoconstriction
• C:Bronchoconstriction and vasodilation
• D:Bronchodilation and vasoconstriction - ANSWER-You selected C; This is
correct!
Reason:During anaphylaxis, histamines released from the immune system cause
two negative effects that result in shock (hypoperfusion): vasodilation, which
causes the blood pressure to fall and bronchoconstriction, which impairs
breathing.
The ultimate goal of any EMS quality improvement program is to:
• A:recognize all EMTs who demonstrate consistency in providing competent
patient care.
• B:provide protocols to all EMTs and hold them accountable if protocols are
not followed.
• C:deliver a consistently high standard of care to all patients who are
encountered.
• D:ensure that all personnel receive an adequate number of continuing
education hours. - ANSWER-You selected C; This is correct!
Reason: Providing continuing education to all personnel, recognizing those who
consistently provide competent patient care, and holding all personnel
,accountable for adhering to the EMS protocols are all components of any EMS
quality improvement program. The ultimate goal, however, is to provide, as a
system, a consistently high standard of care to all patients who are encountered.
A set of regulations and ethical considerations that define the extent or limits of
an EMT's job is called:
• A:the Medical Practices Act.
• B:confidentiality.
• C:a duty to act.
• D:scope of practice. - ANSWER-You selected D; This is correct!
Reason:The set of legal regulations and ethical considerations that define the
job of the EMT is called the scope of practice. The scope of practice provides a
clear delineation of the EMT's roles and responsibilities. Duty to act is defined
as a legal obligation to respond to every call for help while on duty and in your
jurisdiction, whether you are paid for your services or not. Confidentiality
entails not releasing any patient information to those not directly involved in the
care of the patient. The Medical Practices Act describes the minimum
qualifications of those who may engage in emergency medical care and
establishes a means of certification.
The scene size-up includes all of the following components, EXCEPT:
• A:evaluating the mechanism of injury.
• B:determining if the scene is safe.
• C:assessing the need for assistance.
• D:donning personal protective gea - ANSWER-You selected A; The correct
answer is D;
Reason: The components of the scene size-up include determining scene safety,
assessing the mechanism of injury (MOI) or nature of illness (NOI),
determining the number of patients, and requesting additional help if needed.
, Personal protective equipment (PPE) should be donned prior to beginning the
scene size-up.
The MOST effective means of preventing the spread of disease is:
• A:wearing a mask with all patients.
• B:effective handwashing.
• C:wearing gloves with all patients.
• D:up-to-date immunizations. - ANSWER-You selected B; This is correct!
Reason:According to the Centers for Disease Control and Prevention (CDC),
the most effective way of preventing the spread of disease is to frequently and
effectively wash your hands, especially in between patients. The regular use of
gloves with all patients and wearing a mask when managing a patient with a
communicable disease (ie, tuberculosis) will decrease your chance of disease
exposure. Remaining up-to-date with your immunizations will reduce your risk
of contracting certain diseases if you are exposed.
The information that would be of LEAST pertinence when educating the public
on injury prevention is:
• A:how to provide rescue breathing.
• B:teaching children to wear bicycle helmets.
• C:the proper usage of child safety seats.
• D:building a childproof fence around a pool. - ANSWER-You selected A;
This is correct!
Reason:The goal of an injury prevention program is just that, prevention. If
rescue breathing is needed in a situation, the injury has already occurred. As
EMS providers, we are consequence managers. Additionally, we have a
responsibility to educate the public on how to avoid injuries in the first place.