SET - 3 | EFA Exit Exam Mock - Questions and Answers - 2026

The ABC's of first aid stand for Airway, Breathing, and Circulation, a standardized protocol for assessing and managing life-threatening emergencies vital for maritime safety under STCW regulations. This sequence prioritizes establishing a clear airway, ensuring adequate breathing, and then addressing circulation to restore vital functions. Adherence to these fundamental principles is paramount for effective emergency response at sea, as mandated by international maritime safety standards.

A tourniquet is a last resort for severe, life-threatening hemorrhage where direct pressure and other measures have failed to control bleeding, as improper application can cause nerve damage and tissue death. Maritime medical guidelines prioritize less invasive methods like direct pressure and elevation to manage bleeding effectively. Therefore, a tourniquet should not be the first resort for stopping bleeding according to established marine first aid protocols.

For adult CPR, the internationally recognized standard ratio is 30 chest compressions followed by 2 rescue breaths. This cycle should be continued without interruption until professional medical help arrives or the casualty shows signs of recovery.

Critical burns constitute a severe medical emergency requiring immediate, specialized treatment beyond the scope of onboard first aid facilities and trained personnel. Maritime safety regulations and the duty of care mandate that victims with such serious injuries receive professional medical attention ashore. Therefore, prompt evacuation and transfer to a hospital is an absolute necessity for proper treatment and to maximize the victim's chances of recovery.

Shock in a third-degree burn victim is primarily caused by significant fluid loss from damaged tissues, leading to hypovolemia and a drop in blood pressure, as outlined in maritime medical first aid protocols. The extensive damage to the skin, our body's primary barrier against fluid evaporation, exacerbates this dehydration, a critical consideration under STCW requirements for medical emergencies at sea. While pain can contribute, and loss of skin is the direct injury, it is the resulting systemic fluid imbalance that poses the most immediate threat of shock.

While SOLAS, STCW, and marine engineering standards primarily focus on vessel safety and operations, understanding crew welfare is integral to maritime safety. Parental obesity (Option B) is a recognized familial factor that can contribute to the development of eating disorders, potentially impacting a seafarer's physical and mental health, and thus their operational effectiveness and safety at sea. The other options are not directly linked to the physiological or psychological predispositions commonly associated with eating disorders in familial contexts relevant to crew well-being.

While vaccines for diphtheria and cholera are indeed vital for public health, STCW and maritime regulations primarily emphasize the availability and mandatory carriage of specific vaccines crucial for the crew's health and operational readiness in diverse global ports. Polio vaccination is a universally recognized and often required immunization, directly impacting international maritime travel and crew well-being as per established health protocols.

Anaphylactic shock, a severe allergic reaction, can be triggered by insect stings and is a critical medical emergency requiring immediate attention as per maritime medical guidelines. This condition involves a rapid, potentially life-threatening systemic response that can lead to respiratory distress and circulatory collapse. Recognizing and managing anaphylactic shock is a vital aspect of onboard emergency preparedness and casualty care, aligning with STCW's requirements for medical training.

The most important principle when dealing with a suspected fracture is to immobilize the injured limb before any movement. This helps to prevent further damage to bones, nerves, and blood vessels, and reduces pain. Attempting to straighten the limb or moving without stabilization can cause severe complications.

Before initiating CPR, it is paramount to confirm the casualty's state of consciousness, as CPR is a life-saving intervention for those who are unresponsive. This assessment, vital for proper emergency response protocols and mandated by maritime safety standards, dictates the immediate course of action. Therefore, confirming consciousness or unconsciousness is the critical first step in determining the necessity and applicability of CPR.

In marine safety and according to the principles of maritime medical care, immediate and expert medical advice is paramount for drowning victims. A qualified doctor's assessment and direction ensure appropriate, life-saving treatment, aligning with STCW and SOLAS provisions for medical assistance at sea. Other options lack the necessary medical expertise and do not guarantee effective intervention for a critical situation like drowning.

In managing a broken bone casualty at sea, a comprehensive approach is vital for immediate care. You must simultaneously stop any associated bleeding, immobilize the fractured limb with a splint to prevent further injury and pain, and monitor and treat for shock, all of which are encompassed by Option D, "Do all the above," to ensure the best possible outcome as per maritime medical care guidelines. This multi-faceted approach aligns with the principles of prompt and effective first aid mandated by international maritime regulations like STCW.

Immediate administration of water or milk is critical to dilute the corrosive substance, reducing its concentration and minimizing further chemical damage to the esophagus and stomach lining. This action helps mitigate the internal burn and prevent more severe tissue injury, while crucially avoiding inducing vomiting, which is strictly contraindicated as it would re-expose sensitive tissues to the corrosive agent and risk aspiration. This aligns with standard maritime medical first aid protocols for chemical ingestion.

The correct answer is A, "Yes," because preventing contaminated dress from passing over the face is crucial to avoid re-contaminating the casualty and potentially exposing the rescuer to hazardous substances, aligning with fundamental principles of maritime first aid and personal protective equipment usage. This practice is essential for maintaining decontamination protocols and preventing the spread of hazardous materials, a key tenet of maritime safety regulations designed to protect both the victim and the response personnel. Adherence to such procedures ensures that the casualty receives effective treatment without further risk of exposure or harm, directly supporting the objectives of STCW and general marine engineering safety standards.

Meningitis can be caused by various pathogens, including bacteria and viruses, which can spread through airborne droplets from respiratory secretions, making "Bacteria in air" and "Virus in air" valid contributing factors. Furthermore, the close proximity inherent in maritime environments facilitates transmission, thus validating "Close contact" as a significant risk factor, collectively rendering "All the above" the correct and most comprehensive answer. Adherence to stringent hygiene protocols and awareness of these transmission routes are critical for maintaining crew health and safety as per STCW and maritime health regulations.

Botulism is a serious neuroparalytic illness caused by the toxin of *Clostridium botulinum*, and its symptoms include the neurological effects of slurred speech, disturbed vision, and difficulty breathing, all of which are indicative of this severe intoxication and require immediate medical attention. These symptoms collectively represent the progression of neuromuscular impairment characteristic of botulism poisoning, a critical consideration for maritime safety and the well-being of seafarers under STCW provisions. Understanding these signs is vital for prompt response and effective casualty management in a maritime environment.

Administering medicinal charcoal is a recognized first-aid measure for suspected food poisoning, including botulism, as it can bind to toxins in the digestive tract, preventing further absorption. While prompt medical attention is crucial, activated charcoal serves as an initial step to mitigate the effects of ingested toxins. This procedure aligns with general maritime medical guidelines to stabilize a casualty until professional medical help is available.

Smoke inhalation is a serious medical condition that requires professional medical evaluation due to potential delayed effects and the need for specialized treatment, thus "Doctor advise" is the correct response according to maritime medical emergency protocols. STCW requires competent medical assistance for significant injuries or illnesses, and smoke inhalation falls under this category. Relying on self-medication or assuming automatic recovery ("Self medication," "Will get cure automatically") is contrary to established maritime safety and medical care standards.

Neutralizing agents should not be used when washing a contaminated person as they can exacerbate injuries or create new hazards by reacting with the contaminant; proper procedure involves immediate decontamination with copious amounts of water. This is in line with established maritime safety protocols and emergency medical response guidelines which prioritize dilution and removal of hazardous substances. Furthermore, SOLAS and STCW emphasize the importance of trained personnel and appropriate procedures for casualty care onboard vessels, which strictly exclude the use of potentially harmful neutralizing chemicals.

Option B is correct as the transmission of Yellow Fever via the *Aedes aegypti* mosquito is a well-established epidemiological fact, directly impacting maritime public health regulations and the need for preventative measures and health declarations aboard vessels as mandated by international health and safety protocols. This knowledge is essential for officers responsible for vessel operations and the well-being of the crew and passengers, aligning with STCW and SOLAS principles of ensuring safe and healthy maritime environments.

Giardiasis is a parasitic infection caused by the protozoan *Giardia lamblia*, which is primarily transmitted through contaminated water sources, aligning with maritime safety standards concerning potable water hygiene. STCW regulations mandate ensuring safe drinking water onboard to prevent waterborne diseases like giardiasis. Therefore, the bacteria (more accurately, a protozoan parasite) are found in water.

Insufficient sleep, failing to meet the STCW's mandated rest hours, directly compromises cognitive function and reaction times, increasing the risk of errors that could lead to an incident. Chronic sleep deprivation significantly impairs the immune system's ability to function effectively, making seafarers more susceptible to illness and reducing overall operational readiness.

Option D is correct because botulism and shellfish poisoning are specific, recognized types of foodborne illnesses, and "general food poisoning" encompasses all other food-related intoxications. Maritime safety regulations, including those aligned with SOLAS and STCW, mandate awareness of various food poisoning hazards to ensure crew health and operational readiness. Proper catering and food handling standards are critical to prevent all forms of food poisoning, thus requiring a comprehensive understanding of these distinct categories.

Electrical burns require specialized treatment beyond that for heat burns due to the potential for internal tissue damage and the risk of cardiac arrest from current passage through the body. Standard heat burn protocols may be insufficient, necessitating prompt medical evaluation to address the unique hazards posed by electrical injuries according to maritime safety and first aid standards.

Smoking significantly increases the risk and severity of frostbite rather than reducing it. Nicotine in tobacco causes vasoconstriction, which constricts blood vessels and reduces vital blood flow to the extremities, making them more vulnerable to freezing. This impaired circulation diminishes the body's natural defense mechanisms against cold injury, directly undermining crew health and safety in cold weather operations.

As a first aider, you must never attempt to reduce a dislocation by moving the bone back into place. Such actions should only be performed by qualified medical professionals to avoid causing further injury, nerve damage, or vascular compromise. Your role as a first aider is to immobilize the injured limb and arrange for prompt professional medical attention.

In a suspected cardiac emergency, prioritizing immediate professional medical assistance is paramount; therefore, **Option D: Call medical help** is correct as it aligns with maritime safety protocols and the fundamental principle of promptly involving trained medical responders who can provide advanced care and transport. This action supersedes all other immediate interventions according to SOLAS and STCW requirements for emergency preparedness onboard vessels. Promptly contacting shore-based medical services or emergency medical services ensures the casualty receives timely and appropriate treatment, which is critical for survival and minimizing long-term damage.

First aid is defined as the immediate care provided to any person suffering from a sudden illness or injury, encompassing a broad range of conditions including injuries, burns, and sprains, as mandated by STCW and general maritime safety principles. Therefore, "All the above" accurately reflects the scope of first aid in a maritime context. This comprehensive approach ensures that all potential immediate medical needs of seafarers are addressed effectively.

When a spinal injury is suspected, the absolute priority is to minimize any movement of the head and spine. This is done to prevent further damage to the spinal cord, which could lead to paralysis or other severe complications. Maintaining a neutral, in-line position and providing manual stabilization until professional help arrives is critical.

In cases of chemical contamination, immediate removal of contaminated clothing is paramount to prevent further skin absorption and dissemination of the hazardous substance, as mandated by maritime safety protocols and emergency response procedures. This action minimizes the risk of chemical burns, systemic poisoning, and cross-contamination, aligning with principles outlined in SOLAS and STCW for casualty management. Therefore, removing the dress is the critical first step in the decontamination process for a chemically exposed individual.