Trauma Practice Questions

Q: A mini tracheostomy is performed through which anatomical structure?

Cricothyroid membrane. **Explanation:** **Mini-tracheostomy** (also known as Percutaneous Dilational Cricothyrotomy) is a procedure where a small-bore cannula (usually 4mm) is inserted into the airway to facilitate tracheobronchial suctioning and provide supplemental oxygen. 1. **Why Option A is Correct:** The **cricothyroid membrane** is the preferred site because it is the most superficial part of the larynx, located directly under the skin between the thyroid cartilage and the cricoid cartilage. It is relatively avascular and lacks overlying vital structures (like the thyroid isthmus), making it the safest and fastest point for emergency or percutaneous airway access. 2. **Why Other Options are Incorrect:** * **Option B (2nd and 3rd tracheal rings):** This is the standard site for a **formal (surgical) tracheostomy**. It is not used for mini-tracheostomy because it is deeper, covered by the thyroid isthmus, and carries a higher risk of bleeding if performed blindly or percutaneously without full dissection. * **Option C & D (Thyroid and Cricoid cartilages):** These are solid cartilaginous structures. Attempting to pierce them would cause structural damage to the larynx and would not allow for easy cannula insertion. **Clinical Pearls for NEET-PG:** * **Indication:** The primary indication for mini-tracheostomy is **"Sputum Retention"** in patients with a weak cough (e.g., post-thoracic surgery or COPD), not for primary ventilation in complete airway obstruction. * **Emergency Airway:** In a "cannot intubate, cannot ventilate" scenario, a **Needle Cricothyroidotomy** is performed at the same site. * **Landmark:** To locate the membrane, palpate the laryngeal prominence (Adam's apple) and move inferiorly until the depression above the cricoid ring is felt. * **Complication:** The most specific long-term complication of procedures involving the cricothyroid membrane is **subglottic stenosis**.

Q: Which of the following is NOT a part of the management of a simple rib fracture?

Strapping of the chest. The management of a simple rib fracture focuses on pain control and the prevention of pulmonary complications. ### **Why Strapping of the Chest is Incorrect (Correct Answer)** In the past, strapping or tight bandaging of the chest was used to stabilize fractures. However, this is now **contraindicated**. Strapping restricts chest wall expansion, leading to **hypoventilation, atelectasis (collapse of alveoli), and a significantly increased risk of secondary pneumonia**. In modern trauma surgery, the goal is to maintain full inspiratory capacity. ### **Analysis of Other Options** * **Analgesics (A):** This is the cornerstone of management. Effective pain relief (NSAIDs, opioids, or intercostal nerve blocks) allows the patient to breathe deeply and cough effectively, clearing secretions. * **Physiotherapy (B):** Chest physiotherapy and incentive spirometry are vital to prevent sputum retention and atelectasis, especially in elderly patients. * **Early Ambulation (C):** Moving the patient early improves lung mechanics, prevents venous thromboembolism (DVT), and reduces the risk of hypostatic pneumonia. ### **Clinical Pearls for NEET-PG** * **Most common ribs fractured:** Ribs 4 through 9 (the middle ribs). * **Upper Rib Fractures (1st-3rd):** Indicate high-energy trauma; suspect injury to the aorta, subclavian vessels, or brachial plexus. * **Lower Rib Fractures (10th-12th):** Suspect solid organ injury (Liver on the right, Spleen on the left). * **Flail Chest:** Defined as $\geq$ 3 adjacent ribs fractured in $\geq$ 2 places, resulting in paradoxical respiration. * **Gold Standard for Pain:** Epidural analgesia is often considered the most effective method for multiple rib fractures to ensure adequate ventilation.

Q: A 30-year-old man is brought to the emergency department following a high-speed car accident. He was the driver, and the windshield of the car was broken. On examination, he is alert, awake, oriented, and in no respiratory distress. He is unable to move any of his four extremities; however, his extremities are warm and pink. His vital signs on admission are HR 54 bpm and BP 70/40 mm Hg. What is the diagnosis?

Neurogenic shock. **Explanation:** The clinical presentation of **quadriplegia** (inability to move all four extremities) following a high-speed trauma strongly suggests a **cervical spinal cord injury**. In this context, the combination of **hypotension** (BP 70/40) and **bradycardia** (HR 54) is the classic hallmark of **Neurogenic Shock**. **Underlying Concept:** Neurogenic shock occurs due to the loss of sympathetic vasomotor tone and unopposed vagal activity following a high spinal cord injury (usually above T6). This leads to: 1. **Massive Vasodilation:** Resulting in hypotension and warm, pink extremities (unlike the cold, clammy skin seen in other shocks). 2. **Loss of Cardiac Accelerator Fibers:** Resulting in bradycardia instead of the compensatory tachycardia typically seen in trauma. **Why other options are incorrect:** * **Hemorrhagic Shock:** The most common shock in trauma, but it presents with **tachycardia** and cold, pale extremities due to peripheral vasoconstriction. * **Cardiogenic Shock:** Usually follows blunt cardiac injury or MI; it typically presents with tachycardia and signs of heart failure (e.g., raised JVP). * **Septic Shock:** A form of distributive shock like neurogenic shock, but it is unlikely in the immediate acute setting of a trauma and is usually accompanied by fever and a source of infection. **High-Yield Pearls for NEET-PG:** * **Neurogenic vs. Spinal Shock:** Neurogenic shock is a **hemodynamic** phenomenon (hypotension + bradycardia); Spinal shock is a **neurologic** phenomenon (loss of reflexes and flaccid paralysis). * **Management:** Initial treatment involves aggressive fluid resuscitation followed by vasopressors (e.g., Norepinephrine or Phenylephrine) if fluids fail. Atropine may be used for symptomatic bradycardia. * **Rule of Thumb:** In a trauma patient, always rule out hemorrhage first, but if the patient is **hypotensive and bradycardic**, think Neurogenic Shock.

Q: A client presents to the emergency department after sustaining a head injury in a motor vehicle accident. The client is alert and oriented. Which of the following nursing interventions should be performed first?

Immobilize the client's head and neck.. In trauma management, the primary goal is to prevent secondary injury. This question tests the application of the **ATLS (Advanced Trauma Life Support)** protocol. ### **Why Option C is Correct** In any patient with a head injury or significant blunt trauma above the clavicle, a **cervical spine (C-spine) injury** must be presumed until proven otherwise. Even if the patient is alert and oriented, sudden movement can convert a stable vertebral fracture into a permanent spinal cord injury (quadriplegia). Therefore, **immobilization of the head and neck** using a rigid cervical collar and lateral supports is the mandatory first step during the primary survey. ### **Why Other Options are Incorrect** * **Option A:** Assessing range of motion is strictly contraindicated in trauma until the spine has been radiologically and clinically cleared. Moving the neck could cause catastrophic cord compression. * **Option B:** While a chest X-ray is part of the "adjuncts" to the primary survey, it follows the stabilization of the airway and C-spine. * **Option D:** In a suspected spinal injury, the **head-tilt-chin-lift is contraindicated** as it hyperextends the neck. The preferred method to open the airway is the **Jaw-Thrust maneuver**. ### **NEET-PG High-Yield Pearls** * **Nexus Criteria/Canadian C-Spine Rules:** Used to clinically determine if a patient needs cervical imaging. * **Airway Management:** If a trauma patient requires intubation, **Manual In-Line Stabilization (MILS)** must be maintained by an assistant. * **Golden Hour:** The first hour after trauma where prompt intervention (starting with C-spine protection) significantly reduces mortality. * **Clearing the Spine:** A spine is only "cleared" when the patient is conscious, has no midline tenderness, no distracting injuries, no focal deficits, and (if necessary) negative imaging.

Q: In a polytrauma patient, what does priapism signify?

Spinal cord injury. **Explanation:** In the context of polytrauma, **priapism** (a persistent, involuntary erection) is a classic clinical sign of a **complete spinal cord injury**, typically occurring at or above the level of the thoracic spine. **Why Spinal Cord Injury is Correct:** Priapism in trauma is "neurogenic" in origin. It occurs due to the loss of sympathetic nervous system outflow (which normally maintains penile detumescence) and the subsequent unopposed parasympathetic activity originating from the sacral plexus (S2-S4). This leads to vasodilation of the corpora cavernosa and engorgement. It is often associated with **spinal shock** and is a poor prognostic sign indicating a complete rather than incomplete cord lesion. **Analysis of Incorrect Options:** * **A. Penile injury:** While direct trauma to the penis can cause high-flow priapism (due to arterial laceration), it is rare in polytrauma and usually presents with localized hematoma or deformity rather than isolated involuntary erection. * **C. Significant head injury:** Isolated head injuries typically present with altered consciousness or focal neurological deficits; they do not cause priapism unless there is a concomitant spinal injury. * **D. Pelvic injury:** While pelvic fractures can cause urethral or bladder injuries, they do not typically result in priapism unless there is associated nerve root damage. **High-Yield Clinical Pearls for NEET-PG:** * **Neurogenic Shock Triad:** Hypotension, Bradycardia, and Peripheral Vasodilation (warm extremities). * **Bulbocavernosus Reflex:** The absence of this reflex indicates **Spinal Shock**. Its return marks the end of spinal shock. * **Level of Injury:** Priapism is most commonly seen in cervical or high thoracic cord injuries. * **Management:** In trauma, neurogenic priapism is usually self-limiting as the acute phase of spinal shock evolves, but it serves as a critical "red flag" for immediate spinal immobilization and imaging.

Q: Which of the following is not typically seen in splenic trauma?

Late-onset septic shock is a common complication.. **Explanation:** The spleen is the most commonly injured organ in blunt abdominal trauma. Understanding its management and the risks associated with its removal is high-yield for NEET-PG. **Why Option C is the Correct Answer (The "Not" Statement):** While **Overwhelming Post-Splenectomy Infection (OPSI)** is a dreaded complication, it is **not common**. The lifetime risk of OPSI is approximately 1–2%, with the highest risk occurring within the first two years post-surgery. While it presents as a fulminant septic shock with high mortality (up to 50-80%), its low incidence makes the statement "common complication" clinically inaccurate. **Analysis of Other Options:** * **Option A:** Historically, splenic rupture often required splenectomy to prevent life-threatening hemorrhage. While trends are shifting, splenectomy remains the standard for Grade IV/V injuries or hemodynamically unstable patients. * **Option B:** Post-splenectomy, patients are at a lifelong increased risk of infections, particularly from encapsulated organisms (*S. pneumoniae, H. influenzae, N. meningitidis*), due to the loss of the spleen’s filtering and IgM-producing functions. * **Option D:** Currently, **Non-Operative Management (NOM)** is the treatment of choice for hemodynamically stable patients (Grades I–III), with success rates exceeding 80% in specialized centers. **Clinical Pearls for NEET-PG:** * **Kehr’s Sign:** Referred pain to the left shoulder due to diaphragmatic irritation (classic sign of splenic rupture). * **Ballance’s Sign:** Fixed dullness in the left flank and shifting dullness in the right flank. * **Vaccination Protocol:** Post-splenectomy patients must receive vaccinations against *Pneumococcus, Meningococcus,* and *H. influenzae* (ideally 14 days before elective surgery or 14 days after emergency surgery). * **Opsonization:** The spleen is the primary site for clearing poorly opsonized bacteria.

Q: Which of the following medications is used in trauma patients to control bleeding?

Tranexamic acid. ### Explanation **Correct Answer: A. Tranexamic acid (TXA)** **Mechanism and Rationale:** In major trauma, the body often undergoes **hyperfibrinolysis**—a state where clots are broken down prematurely, leading to exsanguination. Tranexamic acid is an **antifibrinolytic** agent that works by competitively inhibiting the activation of plasminogen to plasmin. By blocking the lysine-binding sites on plasminogen, it prevents the degradation of fibrin, thereby stabilizing formed clots and reducing blood loss. **Analysis of Incorrect Options:** * **B. Haemocoagulase:** This is a mixture of enzymes (isolated from snake venom) used topically or in minor surgical oozing. It lacks robust clinical evidence for improving mortality in major polytrauma. * **C. Aprotinin:** A broad-spectrum serine protease inhibitor once used to reduce bleeding in cardiac surgery. It was largely withdrawn from the market due to concerns regarding increased risks of renal failure and mortality, and it is not the standard of care in trauma. * **D. Fondaparinux:** This is a synthetic **anticoagulant** (Factor Xa inhibitor). It is used for thromboprophylaxis or treating DVT/PE; administering it to a bleeding trauma patient would be contraindicated as it would worsen hemorrhage. **High-Yield Clinical Pearls for NEET-PG:** * **CRASH-2 Trial:** This landmark study established that TXA reduces mortality in trauma patients if administered within **3 hours** of injury. * **The "Golden 3 Hours":** Administration after 3 hours may actually increase the risk of death due to thrombotic complications or altered inflammatory responses. * **Dosing:** The standard protocol is a **1g loading dose** over 10 minutes, followed by a **1g maintenance infusion** over 8 hours. * **Indication:** Systolic BP 110 bpm (signs of hemorrhagic shock).

Q: In the ATLS 'AMPLE' history mnemonic, what does the letter 'L' stand for?

Last meal. In the management of trauma patients, the **AMPLE** history is a focused, secondary survey tool used to gather essential clinical information quickly. ### **Explanation of the Correct Answer** The letter **'L'** stands for **Last Meal** (or Last oral intake). This is critical in trauma management because it helps the surgical and anesthesia teams assess the **risk of aspiration**. If a patient requires emergency surgery, knowing the time of the last meal determines the necessity of a Rapid Sequence Induction (RSI) and the potential for gastric decompression via a nasogastric tube to prevent Mendelson’s syndrome (aspiration pneumonitis). ### **Analysis of Incorrect Options** * **B. Latest events:** While the events leading up to the trauma are important, they are represented by the letter **'E'** (Events/Environment related to the injury). * **C. Loss of consciousness:** This is assessed during the Primary Survey under **'D'** (Disability) using the GCS or AVPU scale, not the AMPLE history. * **D. Location of the event:** While relevant for mechanism of injury, it is not a specific component of this mnemonic. ### **Clinical Pearls for NEET-PG** The full **AMPLE** mnemonic is: * **A:** Allergies * **M:** Medications (especially anticoagulants like Warfarin or Clopidogrel) * **P:** Past medical history / Pregnancy * **L:** Last meal (Time of intake) * **E:** Events / Environment (Mechanism of injury) **High-Yield Note:** In trauma, every patient is traditionally considered to have a **"Full Stomach"** regardless of the 'L' history, necessitating precautions during intubation. However, the 'L' provides a baseline for the severity of that risk.

Question 1

Miniplate fixation is effective at which zone?

Accepted Answer

Zone of tension

Answer

Near the roots of teeth

Answer

Zone of compression

Answer

Near to the mental foramen

Question 2

A mini tracheostomy is performed through which anatomical structure?

Accepted Answer

Cricothyroid membrane

Answer

2nd and 3rd tracheal rings

Answer

Thyroid cartilage

Answer

Cricoid cartilage

Question 3

Which of the following is NOT a part of the management of a simple rib fracture?

Accepted Answer

Strapping of the chest

Answer

Analgesics

Answer

Physiotherapy

Answer

Early ambulation

Question 4

A 30-year-old man is brought to the emergency department following a high-speed car accident. He was the driver, and the windshield of the car was broken. On examination, he is alert, awake, oriented, and in no respiratory distress. He is unable to move any of his four extremities; however, his extremities are warm and pink. His vital signs on admission are HR 54 bpm and BP 70/40 mm Hg. What is the diagnosis?

Accepted Answer

Neurogenic shock

Answer

Hemorrhagic shock

Answer

Cardiogenic shock

Answer

Septic shock

Question 5

A client presents to the emergency department after sustaining a head injury in a motor vehicle accident. The client is alert and oriented. Which of the following nursing interventions should be performed first?

Accepted Answer

Immobilize the client's head and neck.

Answer

Assess full range of motion to determine the extent of injuries.

Answer

Obtain an immediate chest x-ray.

Answer

Open the airway using the head-tilt-chin-lift maneuver.

Question 6

In a polytrauma patient, what does priapism signify?

Accepted Answer

Spinal cord injury

Answer

Penile injury

Answer

Significant head injury

Answer

Pelvic injury

Question 7

Which of the following is not typically seen in splenic trauma?

Accepted Answer

Late-onset septic shock is a common complication.

Answer

Splenic rupture often requires splenectomy.

Answer

Post-splenectomy infections are common.

Answer

Many cases of splenic trauma can be managed conservatively.

Question 8

A patient presents with chest trauma and tachypnea (respiratory rate >40 breaths/min). Physical examination reveals hypertension (blood pressure = 90/60 mmHg) and a hyperresonant note on the involved side. What is the next appropriate management step?

Accepted Answer

Wide bore needle insertion on the 2nd intercostal space (ICS)

Answer

Intubation

Answer

Chest X-ray (CXR)

Answer

Intravenous fluids (IVF)

Question 9

Which of the following medications is used in trauma patients to control bleeding?

Accepted Answer

Tranexamic acid

Answer

Haemocoagulase

Answer

Aprotinin

Answer

Fondaparinux

Question 10

In the ATLS 'AMPLE' history mnemonic, what does the letter 'L' stand for?

Accepted Answer

Last meal

Answer

Latest events

Answer

Loss of consciousness

Answer

Location of the event

Trauma — MCQs

Trauma — MCQs

On this page

Practice by Chapter

Want unlimited practice?