TNCC ENA 9TH EDITION 2026 FULL
QUESTIONS WITH SOLUTIONS GRADED A+
⩥ Components of DESC and its purpose.
Answer: D: Describe the specific situation or behavior
E: Express your concerns or how the situation makes you feel
S: Suggest alternatives and seek agreement
C: State consequences in terms of impact on performance goals
Purpose- used in conflict management; paraphrasing the other person's
comments is an important technique that should be done throughout the
DESC script. Following discussion of consequences, team members
should work towards consensus.
p. 7
⩥ Components of CUS and its purpose.
Answer: C: I am Concerned
U: I am Uncomfortable
S: This is a Safety issue/ I am Stressed
Purpose- used to "stop the line" if a team member senses or discovers an
essential safety breach
p. 7
,⩥ Define trauma.
Answer: - Trauma is injury to living tissue caused by extrinsic agent
- Regardless of MOI, trauma creates stressors that exceed the tissue's or
organ's ability to compensate
p. 9
⩥ Leading cause of death for ages
1. over 65
2. 5 to 24
3. 25 to 64.
Answer: 1. Falls
2. MVCs
3. poisoning
p. 9
⩥ Explain 3 phases of injury prevention.
Answer: Primary: prevention of the occurrence of the injury
Secondary: Reduction in the severity of the injury that has occurred
Tertiary: Improvement of outcomes related to the traumatic injury
,p. 10
⩥ Describe the three E's of injury control.
Answer: Engineering: technological interventions such as side impact
airbags, automated blind spot alarms, ignition lock devices for those
with DUIs. In playgrounds and sports, this involves surface material
under playground equipment and athletic safety gear. Another
intervention is improved use of smoke alarms in fire prevention
Enforcement and legislation: include laws at all jurisdictional levels
regarding driving while intoxicated, booster seats, primary seatbelt use,
and distracted driving. For sports this includes rules regarding illegal
hits, examination after impact, and return-to-play requirements after a
head injury
Education: these can be community-based initiatives such as public
service announcements for improved seatbelt use, education regarding
risks of distracted driving, programs to commit to no texting while
driving, and promotions for bicycle helmet giveaways with instructions
for proper use
p. 11
, ⩥ How can the trauma nurse have an impact when it comes to the
legislative process?.
Answer: By advocating for stronger laws and more consistent
enforcement
p. 11
⩥ Define kinematics.
Answer: The study of energy transfer as it applies to identifying actual
or intentional injuries
p. 25
⩥ Define biomechanics.
Answer: The general study of forces and their effects
p. 25
⩥ Define mechanism of injury (MOI).
Answer: How external energy forces in the environment are transferred
to the body
p. 25
QUESTIONS WITH SOLUTIONS GRADED A+
⩥ Components of DESC and its purpose.
Answer: D: Describe the specific situation or behavior
E: Express your concerns or how the situation makes you feel
S: Suggest alternatives and seek agreement
C: State consequences in terms of impact on performance goals
Purpose- used in conflict management; paraphrasing the other person's
comments is an important technique that should be done throughout the
DESC script. Following discussion of consequences, team members
should work towards consensus.
p. 7
⩥ Components of CUS and its purpose.
Answer: C: I am Concerned
U: I am Uncomfortable
S: This is a Safety issue/ I am Stressed
Purpose- used to "stop the line" if a team member senses or discovers an
essential safety breach
p. 7
,⩥ Define trauma.
Answer: - Trauma is injury to living tissue caused by extrinsic agent
- Regardless of MOI, trauma creates stressors that exceed the tissue's or
organ's ability to compensate
p. 9
⩥ Leading cause of death for ages
1. over 65
2. 5 to 24
3. 25 to 64.
Answer: 1. Falls
2. MVCs
3. poisoning
p. 9
⩥ Explain 3 phases of injury prevention.
Answer: Primary: prevention of the occurrence of the injury
Secondary: Reduction in the severity of the injury that has occurred
Tertiary: Improvement of outcomes related to the traumatic injury
,p. 10
⩥ Describe the three E's of injury control.
Answer: Engineering: technological interventions such as side impact
airbags, automated blind spot alarms, ignition lock devices for those
with DUIs. In playgrounds and sports, this involves surface material
under playground equipment and athletic safety gear. Another
intervention is improved use of smoke alarms in fire prevention
Enforcement and legislation: include laws at all jurisdictional levels
regarding driving while intoxicated, booster seats, primary seatbelt use,
and distracted driving. For sports this includes rules regarding illegal
hits, examination after impact, and return-to-play requirements after a
head injury
Education: these can be community-based initiatives such as public
service announcements for improved seatbelt use, education regarding
risks of distracted driving, programs to commit to no texting while
driving, and promotions for bicycle helmet giveaways with instructions
for proper use
p. 11
, ⩥ How can the trauma nurse have an impact when it comes to the
legislative process?.
Answer: By advocating for stronger laws and more consistent
enforcement
p. 11
⩥ Define kinematics.
Answer: The study of energy transfer as it applies to identifying actual
or intentional injuries
p. 25
⩥ Define biomechanics.
Answer: The general study of forces and their effects
p. 25
⩥ Define mechanism of injury (MOI).
Answer: How external energy forces in the environment are transferred
to the body
p. 25
