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DG Exit Exam
Answer Key

EFA exit exam questions and answers — Set 6 — Elementary First Aid

Set 6 of the Elementary First Aid (EFA) exit exam bank — 30 of 1185 questions, with the correct option marked and a one-line explanation for every one. Read it end to end, jump to a single set, or search it — then sit the same bank as a timed paper. The real DG Shipping exit exam is 30 marks with 15 to pass.

These are the bank's original groupings. Practising deals the whole bank out again every time you reshuffle, so a practice “Set 3” is a different 30 questions each time — the set numbers below are the source file's, and are only used here so the key stays navigable. Options are listed in their original order with fixed letters; when you practise, those move too.

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Set 6 — 30 EFA exit exam questions with answers

1. The recommended oxygen flow rate for nasal cannulae (nasal prongs) is:

  • A. 1-6 litres/min
  • B. 6-8 litres/min
  • C. 8-12 litres/min
  • D. 10-15 litres/min
Answer: A — 1-6 litres/min
The correct answer is: "1-6 litres/min". This aligns with maritime first aid standards, DG Shipping exam syllabi, and international emergency resuscitation guidelines.

2. When aligning the head in the eyes-front neutral position, watch for:

  • A. Pulse, movement, sensation
  • B. Crepitus, pain, resistance
  • C. Pain, circulation, retention
  • D. Tingling, numbness, paralysis
Answer: B — Crepitus, pain, resistance
The correct answer is: "Crepitus, pain, resistance". This aligns with maritime first aid standards, DG Shipping exam syllabi, and international emergency resuscitation guidelines.

3. A conscious casualty who has suffered a stroke becomes unconscious. To keep his airway open and help him breathe, you should:

  • A. Turn him into the recovery position with his unaffected side down
  • B. Place him in a semi-sitting position
  • C. Turn him into the recovery position with his unaffected side up
  • D. Place him on his back
Answer: A — Turn him into the recovery position with his unaffected side down
Unilateral facial droop, slurred speech, and arm drift are classic signs of stroke (cerebrovascular accident). Position the airway open and arrange immediate emergency transport.

4. A worker has fallen from a six-foot ladder onto a concrete floor. Your first action should be:

  • A. Take a SAMPLE history
  • B. Perform a secondary survey
  • C. Take charge and perform a scene survey
  • D. Assess the rate and quality of breathing
Answer: C — Take charge and perform a scene survey
When a casualty is found injured after a fall, suspect spinal trauma and minimize any movement to avoid secondary neurological injury while waiting for medical assistance.

5. The correct ratio of compressions to ventilations for two-rescuer CPR on a child is:

  • A. 5:1
  • B. 15:2
  • C. 5:2
  • D. 15:1
Answer: B — 15:2
Two-rescuer child CPR (healthcare provider) uses 15 compressions to 2 ventilations.

6. To determine whether a c-spine injury has occurred, you should think about the Mechanism of Injury. This can best be described as:

  • A. The force that causes the injury and the way it acts on the body
  • B. The circumstances after the injury
  • C. The weather conditions at the time of the incident
  • D. The area of the body that is injured
Answer: A — The force that causes the injury and the way it acts on the body
When a casualty is found injured after a fall, suspect spinal trauma and minimize any movement to avoid secondary neurological injury while waiting for medical assistance.

7. Shock is best defined as:

  • A. Inadequate circulation to the body's tissues
  • B. Inadequate delivery of oxygen to the lungs
  • C. Inadequate elimination of waste products from the body
  • D. Inadequate amount of insulin
Answer: A — Inadequate circulation to the body's tissues
Shock represents systemic circulatory failure where tissue perfusion and oxygen delivery are inadequate to meet cellular metabolic demands. Immediate first aid includes bleeding control, warmth, and elevation.

8. The AED will shock a patient:

  • A. With a sinus rhythm
  • B. In asystole
  • C. In ventricular fibrillation
  • D. With pulseless electrical activity (PEA)
Answer: C — In ventricular fibrillation
In cardiac arrest due to shockable rhythms (ventricular fibrillation/pulseless VT), time from collapse to defibrillation is the single most critical determinant of casualty survival.

9. When transporting a patient, a shock should be administered:

  • A. Only in a vehicle that is properly grounded
  • B. Whenever the machine indicates shock necessary
  • C. When the vehicle is stopped
  • D. When the vehicle is traveling at less than 20 km per hour
Answer: C — When the vehicle is stopped
Stop the vehicle before analysis or shock, because motion interferes with rhythm analysis and safety.

10. When using an AED on a patient who is wearing a pacemaker, place the electrode pads:

  • A. Directly on a pacemaker
  • B. Two inches away from the pacemaker
  • C. Within one inch of the pacemaker
  • D. At least one inch away from the pacemaker
Answer: D — At least one inch away from the pacemaker
Do not place AED pads over an implanted device; AHA advises placing them at least 1 inch away.

11. In the hypothermic patient, you should limit the number of shocks to a maximum of:

  • A. 1 defibrillation attempt
  • B. 2 defibrillation attempts
  • C. 3 defibrillation attempts
  • D. 4 defibrillation attempts
Answer: C — 3 defibrillation attempts
ERC (and AHA 2000) limit defibrillation to 3 shocks until core temperature exceeds 30°C; AHA 2005 recommended a single shock, so option 1 is also defensible.

12. You have shocked a casualty and there are signs of circulation. You should:

  • A. Remove the AED from the scene
  • B. Leave the AED attached to the casualty
  • C. Disconnect the cables from the AED
  • D. Remove the pads from the chest
Answer: B — Leave the AED attached to the casualty
Keep the pads attached and the AED switched on after ROSC in case the casualty arrests again.

13. The most immediate serious complication associated with burns:

  • A. Shock
  • B. Infection
  • C. Scarring
  • D. Hypothermia
Answer: A — Shock
Burn care prioritizes cooling with clean, running water, preventing hypothermia, covering with sterile dry/non-stick dressings to minimize infection, and treating for shock.

14. A man is filling a gas tank on a generator when it bursts into flames. The casualty has a hoarse voice, he is blistered around the mouth and nose and both arms are reddened. You should classify this burn as:

  • A. Critical
  • B. Superficial
  • C. Moderate
  • D. Minor
Answer: A — Critical
Burn care prioritizes cooling with clean, running water, preventing hypothermia, covering with sterile dry/non-stick dressings to minimize infection, and treating for shock.

15. The body surface burned: the area of the palm of the hand represents what percentage of the total body surface?

  • A. One percent (1%)
  • B. Two percent (2%)
  • C. Five percent (5%)
  • D. Nine percent (9%)
Answer: A — One percent (1%)
The palm of the casualty's own hand, including fingers, represents about one percent of total body surface area. First aiders use this palm rule to estimate the extent of small or scattered burns, alongside the rule of nines for large burns.

16. An abrasion is:

  • A. Deep break in the skin involving significant bleeding
  • B. Partial or complete loss of a body part
  • C. Objects through soft tissue
  • D. The result of a scrape or rubbing away of the epidermis
Answer: D — The result of a scrape or rubbing away of the epidermis
The correct answer is: "The result of a scrape or rubbing away of the epidermis". This aligns with maritime first aid standards, DG Shipping exam syllabi, and international emergency resuscitation guidelines.

17. A soft tissue injury resulting from the impact of a blunt object is called:

  • A. A laceration
  • B. An avulsion
  • C. A contusion
  • D. A concussion
Answer: C — A contusion
The correct answer is: "A contusion". This aligns with maritime first aid standards, DG Shipping exam syllabi, and international emergency resuscitation guidelines.

18. A worker has had his hand caught in a car door. You suspect several fractured bones in the hand. The hand should be splinted:

  • A. Clenched tightly into a fist
  • B. Hanging down without support
  • C. Flat against the splint
  • D. In a position of function (holding a roll of bandage/soft fist)
Answer: D — In a position of function (holding a roll of bandage/soft fist)
A hand with suspected fractures is splinted in the position of function, gently curled around a roll of bandage, which keeps the joints comfortable and avoids stiffness. It is then elevated in a sling.

19. Crepitus is:

  • A. Poor distal circulation
  • B. A grating sound caused by bone ends rubbing together
  • C. A type of splint
  • D. A type of fracture
Answer: B — A grating sound caused by bone ends rubbing together
The correct answer is: "A grating sound caused by bone ends rubbing together". This aligns with maritime first aid standards, DG Shipping exam syllabi, and international emergency resuscitation guidelines.

20. In the case of suspected fracture of the clavicle, emergency responders should use:

  • A. An arm sling supported with broad bandages
  • B. A St. John tubular sling tie down the injured side
  • C. A St. John tubular sling tie down the uninjured side
  • D. Rigid splints to support the arm and support the shoulder
Answer: C — A St. John tubular sling tie down the uninjured side
For a fractured collarbone the arm on the injured side is supported in a St John (elevation) sling, with the knot tied at the hollow above the collarbone on the uninjured side so no pressure falls on the fracture. A broad bandage may secure the arm.

21. Force on a joint may cause bone ends to come out of their proper position. This type of injury is called a:

  • A. Sprain
  • B. Fracture
  • C. Dislocation
  • D. Strain
Answer: C — Dislocation
The correct answer is: "Dislocation". This aligns with maritime first aid standards, DG Shipping exam syllabi, and international emergency resuscitation guidelines.

22. After an extremity fracture has been immobilized, the responder should check for circulation:

  • A. In the injured limb only
  • B. Distal to the injury
  • C. Proximal to the injury
  • D. At the site of the fracture
Answer: B — Distal to the injury
Proper immobilization with splints stabilizes broken bone ends, reduces severe pain, controls internal bleeding, and prevents neurovascular injury. Assess circulation, sensation, and motor function before and after.

23. Effective immobilization of the tibia includes immobilization of the:

  • A. Knee, tibia, fibula and ankle
  • B. Femur, knee, tibia and ankle
  • C. Femur and ankle
  • D. Hip, femur, knee, tibia and ankle
Answer: A — Knee, tibia, fibula and ankle
The correct answer is: "Knee, tibia, fibula and ankle". This aligns with maritime first aid standards, DG Shipping exam syllabi, and international emergency resuscitation guidelines.

24. The longest, strongest bone in the body is the:

  • A. Humerus
  • B. Fibula
  • C. Tibia
  • D. Femur
Answer: D — Femur
The correct answer is: "Femur". This aligns with maritime first aid standards, DG Shipping exam syllabi, and international emergency resuscitation guidelines.

25. If the patient has an open fracture responders should:

  • A. Attempt to push bones back into the wound
  • B. Use bulky dressings to pad around the protruding bones ends
  • C. Apply pressure directly over the fracture to control bleeding
  • D. Apply a tourniquet above the fracture site
Answer: B — Use bulky dressings to pad around the protruding bones ends
Proper immobilization with splints stabilizes broken bone ends, reduces severe pain, controls internal bleeding, and prevents neurovascular injury. Assess circulation, sensation, and motor function before and after.

26. You are examining the head of an infant who has been involved in a car crash. You need to be aware of:

  • A. Soft spots in the infant's skull
  • B. Infant's pupils react too differently than adults
  • C. Whether or not the infant can cry forcefully
  • D. The startle reflex
Answer: A — Soft spots in the infant's skull
The correct answer is: "Soft spots in the infant's skull". This aligns with maritime first aid standards, DG Shipping exam syllabi, and international emergency resuscitation guidelines.

27. When immobilizing a patient on a spine board, which part of the body is the first to be strapped?

  • A. Chest
  • B. Pelvis
  • C. Legs
  • D. Head
Answer: A — Chest
When a casualty is found injured after a fall, suspect spinal trauma and minimize any movement to avoid secondary neurological injury while waiting for medical assistance.

28. Cerebral contusions are:

  • A. Usually controlled with direct pressure
  • B. Very serious for the patient due to increased pressure in the brain
  • C. Usually associated with scalp lacerations
  • D. Almost always seen in children
Answer: B — Very serious for the patient due to increased pressure in the brain
The correct answer is: "Very serious for the patient due to increased pressure in the brain". This aligns with maritime first aid standards, DG Shipping exam syllabi, and international emergency resuscitation guidelines.

29. Which one of the following changes in vital signs is characteristic of brain injury:

  • A. Increase in pulse rate
  • B. Constant respiratory rate
  • C. Increase in blood pressure
  • D. A decrease in blood pressure
Answer: C — Increase in blood pressure
The secondary survey consists of a detailed head-to-toe physical assessment and continuous monitoring of baseline vital signs (pulse, respiration, blood pressure, temperature, pupils).

30. The Glasgow Coma Scale measures three basic functions. They are:

  • A. Eye, verbal and motor responses
  • B. Pulse rate, speech, involuntary movement
  • C. Pulse rate, respiration rate, eye response
  • D. Respiration rate, eye response, voluntary movement
Answer: A — Eye, verbal and motor responses
The correct answer is: "Eye, verbal and motor responses". This aligns with maritime first aid standards, DG Shipping exam syllabi, and international emergency resuscitation guidelines.

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