TNCC 9th Edition Study Questions | Questions with 100%
Verified Answers | Latest Update 2026/2027
Question: Why is it important to understand biomechanics as it relates to
types of energy forces and mechanism of injury (MOI)?
Answer: To understand and anticipate potential injuries.
Question: What are common MOIs that result in trauma?
Answer: Blunt and Penetrating
Question: What is the most common mechanism of blunt trauma seen at
your facility? Penetrating trauma?
Answer: Blunt- Falls
Penetrating- GSW
Question: Why is it important to use a systematic approach to the initial
assessment of a trauma patient?
Answer: To maximize outcomes and reduce the risk of undiscovered injuries.
Question: What is included in the preparation for a trauma patient?
Answer: - Activate the Trauma Team and assign roles
- Prepare the room/equipment
- Don PPE
- Consider safety threats
- Decontamination
Question: What information is obtained during the general impression?
Answer: - Uncontrolled hemorrhage
- Unresponsiveness/Apnea
- Need to reprioritize C-ABC
Question: What does the A-J mnemonic stand for?
Answer: A** Alertness (A1) and Airway (A2)
B** Breathing and Ventilation
C** Circulation and Control of Hemorrhage
D** Disability (Neurologic Status
E** Exposure (E1) and Environmental Control (E2)
F- Full Set of Vital Signs (F1) and Family Presence (F2)
G- Get Adjuncts (G1) and Give Comfort (G2) [L–P]
H- History (H1) and Head-to-Toe (H2)
I- Inspect Posterior Surfaces
J- Just keep reevaluating (VIPP)
, Question: Why is alertness included with the airway assessment?
Answer: To evaluate the Pts ability to protect their airway
AVPU
- Alert and Orientated
- Verbal (responds to)
- Pain (responds to)
- Unresponsive
Question: When an intervention is taken during the primary survey, what
must the nurse do after the intervention?
Answer: Reassess effectiveness and move on to the next component
Question: What are the components of the secondary survey?
Answer: H- History and Head to Toe
I- Inspect Posterior
J- Just Keep reevaluating (VIPP)
Question: What laboratory tests are commonly utilized for trauma
patients?
Answer: VBG/ABG
Lactic
CMP/CBC
Type Screen
Clotting Factors
UA
Question: What should the nurse reevaluate while the patient is in their
care?
Answer: VIPP
V- Vital
I- Injuries/Interventions
P- Primary Survey
P- Pain
Question: What are the differences between ventilation, diffusion, and
perfusion?
Answer: Ventilation- movement of air
Diffusion- movement of gases from high concentration to lower concentration, alveolar-
capillary membrane exchange
Verified Answers | Latest Update 2026/2027
Question: Why is it important to understand biomechanics as it relates to
types of energy forces and mechanism of injury (MOI)?
Answer: To understand and anticipate potential injuries.
Question: What are common MOIs that result in trauma?
Answer: Blunt and Penetrating
Question: What is the most common mechanism of blunt trauma seen at
your facility? Penetrating trauma?
Answer: Blunt- Falls
Penetrating- GSW
Question: Why is it important to use a systematic approach to the initial
assessment of a trauma patient?
Answer: To maximize outcomes and reduce the risk of undiscovered injuries.
Question: What is included in the preparation for a trauma patient?
Answer: - Activate the Trauma Team and assign roles
- Prepare the room/equipment
- Don PPE
- Consider safety threats
- Decontamination
Question: What information is obtained during the general impression?
Answer: - Uncontrolled hemorrhage
- Unresponsiveness/Apnea
- Need to reprioritize C-ABC
Question: What does the A-J mnemonic stand for?
Answer: A** Alertness (A1) and Airway (A2)
B** Breathing and Ventilation
C** Circulation and Control of Hemorrhage
D** Disability (Neurologic Status
E** Exposure (E1) and Environmental Control (E2)
F- Full Set of Vital Signs (F1) and Family Presence (F2)
G- Get Adjuncts (G1) and Give Comfort (G2) [L–P]
H- History (H1) and Head-to-Toe (H2)
I- Inspect Posterior Surfaces
J- Just keep reevaluating (VIPP)
, Question: Why is alertness included with the airway assessment?
Answer: To evaluate the Pts ability to protect their airway
AVPU
- Alert and Orientated
- Verbal (responds to)
- Pain (responds to)
- Unresponsive
Question: When an intervention is taken during the primary survey, what
must the nurse do after the intervention?
Answer: Reassess effectiveness and move on to the next component
Question: What are the components of the secondary survey?
Answer: H- History and Head to Toe
I- Inspect Posterior
J- Just Keep reevaluating (VIPP)
Question: What laboratory tests are commonly utilized for trauma
patients?
Answer: VBG/ABG
Lactic
CMP/CBC
Type Screen
Clotting Factors
UA
Question: What should the nurse reevaluate while the patient is in their
care?
Answer: VIPP
V- Vital
I- Injuries/Interventions
P- Primary Survey
P- Pain
Question: What are the differences between ventilation, diffusion, and
perfusion?
Answer: Ventilation- movement of air
Diffusion- movement of gases from high concentration to lower concentration, alveolar-
capillary membrane exchange
