PHTLS 9TH ED. SELF-TEST 2022 WITH COMPLETE
SOLUTION
The displacement of tissue away from the path of a projectile, both temporarily and
permanently, is known as:
A. Conization
B. Cavitation
C. Crepitation
D. Contusion - ANSWER B. Cavitation
The single most important factor in determining the potential for injury due to energy
exchange is:
A. Mass of the bodies involved
B. Velocity of the bodies involved
C. Density of the tissues involved
D. Surface area of the impact involved - ANSWER B. Velocity of the bodies involved
In the management of shock, isotonic crystalloid solutions, such as Ringer's, are
preferred because:
A. The protein molecules in crystalloid solutions act as volume expanders
B. These fluids draw interstitial fluid into the vascular space to enhance volume
C. These solutions will stay in the vascular space longer than water solutions, such as
D5W
D. Their pH enhance oxygen delivery to the tissues - ANSWER C. These solutions will
stay in the vascular space longer than water solutions, such as D5W
With respect to the distance of a fall, which of the following is a guideline for determining
a critical fall?
A. 3 times the height of the patient
B. 2 times the height of the patient
C. 5 times the height of the patient
D. 1 ½ times the height of the patient - ANSWER A. 3 times the height of the patient
The phase of an explosion, or blast, in which hollow organs are squeezed and may
rupture is called the __________ phase.
A. Tertiary phase
B. Quaternary phase
C. Secondary phase
, D. Primary phase - ANSWER D. Primary phase
During the primary survey and management of a trauma patient, the E in ABCDE
stands for _________?
A. Edema
B. Eyes & ears
C. Expose/Environment
D. Electrical therapy - ANSWER C. Expose/Environment
The time in which surgical intervention can make a difference in patient outcome is the
__________?
A. Golden period
B. Golden time
C. Golden era
D. Golden minutes - ANSWER A. Golden period (hour)
In the absence of extenuating circumstances, the maximum amount of time it should
take to identify and manage immediate threats to life, prepare the patient for transport
and begin transport is _________?
A. 5 minutes
B. 10 minutes
C. 15 minutes
D. 30 minutes - ANSWER B. 10 minutes
In which of the following situations is the use of a short spinal immobilization device
indicated?
A. 28 year old male, unrestrained driver in a frontal impact crash. Awake, asks
repeatedly what happened, complains of a headache, has a hematoma on his forehead.
BP 122/84, HR 92, VR 20.
B. 40 year old female who was pushed down a flight of stairs and is lying prone on the
landing between two flights of stairs, complaining of back pain. BP 118/78, HR 100, VR
20.
C. 17 year old female, restrained driver in a frontal impact crash. Awake, pale and
diaphoretic, complains of upper right quadrant abdominal pain. BP 100/70, HR 108, VR
20. D. None of the above - ANSWER D. None of the above
Your patient is a 32 year old man, restrained driver of a vehicle that has been involved
in a frontal impact with a concrete bridge abutment. The patient is awake, but has
difficulty answering questions due to shortness of breath. His ventilatory rate is 30 per
minute. Of the following choices, when is the first time the patient's breath sounds
should be checked?
SOLUTION
The displacement of tissue away from the path of a projectile, both temporarily and
permanently, is known as:
A. Conization
B. Cavitation
C. Crepitation
D. Contusion - ANSWER B. Cavitation
The single most important factor in determining the potential for injury due to energy
exchange is:
A. Mass of the bodies involved
B. Velocity of the bodies involved
C. Density of the tissues involved
D. Surface area of the impact involved - ANSWER B. Velocity of the bodies involved
In the management of shock, isotonic crystalloid solutions, such as Ringer's, are
preferred because:
A. The protein molecules in crystalloid solutions act as volume expanders
B. These fluids draw interstitial fluid into the vascular space to enhance volume
C. These solutions will stay in the vascular space longer than water solutions, such as
D5W
D. Their pH enhance oxygen delivery to the tissues - ANSWER C. These solutions will
stay in the vascular space longer than water solutions, such as D5W
With respect to the distance of a fall, which of the following is a guideline for determining
a critical fall?
A. 3 times the height of the patient
B. 2 times the height of the patient
C. 5 times the height of the patient
D. 1 ½ times the height of the patient - ANSWER A. 3 times the height of the patient
The phase of an explosion, or blast, in which hollow organs are squeezed and may
rupture is called the __________ phase.
A. Tertiary phase
B. Quaternary phase
C. Secondary phase
, D. Primary phase - ANSWER D. Primary phase
During the primary survey and management of a trauma patient, the E in ABCDE
stands for _________?
A. Edema
B. Eyes & ears
C. Expose/Environment
D. Electrical therapy - ANSWER C. Expose/Environment
The time in which surgical intervention can make a difference in patient outcome is the
__________?
A. Golden period
B. Golden time
C. Golden era
D. Golden minutes - ANSWER A. Golden period (hour)
In the absence of extenuating circumstances, the maximum amount of time it should
take to identify and manage immediate threats to life, prepare the patient for transport
and begin transport is _________?
A. 5 minutes
B. 10 minutes
C. 15 minutes
D. 30 minutes - ANSWER B. 10 minutes
In which of the following situations is the use of a short spinal immobilization device
indicated?
A. 28 year old male, unrestrained driver in a frontal impact crash. Awake, asks
repeatedly what happened, complains of a headache, has a hematoma on his forehead.
BP 122/84, HR 92, VR 20.
B. 40 year old female who was pushed down a flight of stairs and is lying prone on the
landing between two flights of stairs, complaining of back pain. BP 118/78, HR 100, VR
20.
C. 17 year old female, restrained driver in a frontal impact crash. Awake, pale and
diaphoretic, complains of upper right quadrant abdominal pain. BP 100/70, HR 108, VR
20. D. None of the above - ANSWER D. None of the above
Your patient is a 32 year old man, restrained driver of a vehicle that has been involved
in a frontal impact with a concrete bridge abutment. The patient is awake, but has
difficulty answering questions due to shortness of breath. His ventilatory rate is 30 per
minute. Of the following choices, when is the first time the patient's breath sounds
should be checked?
