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| Section | Objectives |
|---|---|
| Topic 1: Airway, Respiration and Ventilation | - Airway Management
|
| Topic 2: Cardiology and Resuscitation | - Cardiac Emergencies
|
| Topic 3: Trauma | - Trauma Assessment and Care
|
| Topic 4: Medical, Obstetrics and Gynecology | - Medical Emergencies
|
| Topic 5: EMS Operations | - Operational Procedures
|
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231. Frage
A 21-year-old patient has difficulty swallowing. The patient is leaning forward and drooling. The skin is hot to the touch. The vital signs are BP 128/82 mmHg, P 116/min, R 22/min, and SpO# 94% on room air. What should the EMT do for this patient? Select the two correct options.
Antwort: B,C
Begründung:
Comprehensive and Detailed Explanation From Exact Extract:
This patient is showing signs ofepiglottitisor aserious upper airway obstruction- drooling, difficulty swallowing, fever, and tripod positioning.
EMT actions should include:
* Position of comfortto avoid airway agitation
* Gentle suctioningif secretions threaten airway
Do not force the patient to lie flat, as this mayworsen airway compromise.CPAPandhumidified oxygen may be considered in hospital care but not as first-line interventions during prehospital airway management in epiglottitis.
References:
NREMT Airway Management Guidelines - Upper Airway Obstruction
National EMS Education Standards - Respiratory Emergencies
AAOS Emergency Care and Transportation (11th ed.) - Chapter on Airway and Breathing Emergencies
232. Frage
Which of the following is an acute sign of closed head trauma?
Antwort: C
Begründung:
The correct answer is A. Memory loss.
Why A is correct (Memory loss):
Memory loss (amnesia) is a common and immediate (acute) sign of closed head injury, especially in concussions. It may include:
Retrograde amnesia (loss of memory before the event)
Anterograde amnesia (inability to form new memories)
NREMT-aligned trauma guidance states:
"Patients with head injuries may present with confusion or memory loss immediately after the event." This is considered an early indicator of brain injury.
Why the other options are incorrect:
B). Beck ' s Triad: Associated with cardiac tamponade (hypotension, JVD, muffled heart sounds), not head trauma.
C). Battle ' s sign: Bruising behind the ears indicating a basilar skull fracture, but this is typically a late sign, not acute.
D). Raccoon eyes: Periorbital ecchymosis also indicating a basilar skull fracture, and similarly a delayed finding, not immediate.
Key Concept:
Acute signs = occur immediately (e.g., confusion, memory loss, LOC)
Late signs = develop over time (e.g., Battle's sign, raccoon eyes)
Exact Extracts:
"Early signs of head injury include confusion, disorientation, and memory loss."
"Battle's sign and raccoon eyes are late signs of basilar skull fracture."
"Assessment should identify immediate neurologic changes following trauma." References:
NREMT EMT Education Standards - Trauma (Head and Brain Injuries)
NREMT National Continued Competency Program (NCCP) - Trauma Management
Prehospital Emergency Care (EMT) - Traumatic Brain Injury
233. Frage
A 50-year-old patient has pain in the right calf. The patient describes the pain as cramping and soreness. The right calf is red, warm to the touch, and noticeably larger than the left calf. The patient's signs and symptoms are most likely caused by which of the following conditions?
Antwort: D
Begründung:
The correct answer is C. Deep vein thrombosis (DVT).
This question is testing recognition of classic signs and symptoms of a deep vein thrombosis, which is a blood clot forming in a deep vein, most commonly in the lower extremities.
The patient presents with hallmark findings:
* Unilateral calf pain (cramping/soreness)
* Swelling (one calf larger than the other)
* Redness
* Warmth to the touch
These findings strongly indicate DVT.
According to NREMT-aligned EMT educational material:
* "Signs of deep vein thrombosis include swelling, pain, warmth, and redness of the affected extremity."
* "DVT most commonly occurs in the legs and may present with unilateral swelling." Why the other options are incorrect:
* A. Hyperthermia:A systemic condition involving elevated body temperature, not localized calf swelling and pain.
* B. Food poisoning:Causes gastrointestinal symptoms such as nausea, vomiting, and diarrhea, not localized extremity findings.
* D. Compartment syndrome:Typically presents with severe pain (often out of proportion), decreased pulses, pallor, paresthesia, and paralysis-not primarily redness and warmth. It is usually associated with trauma.
Clinical significance (important NREMT concept):
DVT is dangerous because the clot can dislodge and travel to the lungs, causing a pulmonary embolism, which is life-threatening.
NREMT guidance:
* "A thrombus in a deep vein may dislodge and travel to the lungs, causing a pulmonary embolism." Exact Extracts:
* "Signs of deep vein thrombosis include swelling, pain, warmth, and redness."
* "DVT most often affects the lower extremities."
* "A thrombus can break free and become an embolus, traveling to the lungs." References:
NREMT EMT Education Standards - Medical Emergencies
NREMT National Continued Competency Program (NCCP) - Cardiovascular/Medical Standard EMT Text (aligned with NREMT): Cardiovascular and Hematologic Emergencies
234. Frage
Which of the following are nerve agents? Select the two answer options that are correct.
Antwort: C,E
Begründung:
Comprehensive and Detailed Explanation (Based on NREMT standards):
Nerve agents are highly toxic organophosphate chemicals that inhibit acetylcholinesterase, leading to excess acetylcholine accumulation and life-threatening cholinergic effects. NREMT hazardous materials education highlights recognition of these agents due to their rapid lethality.
Option C (Tabun) and D (Sarin) are correct. Both are internationally recognized nerve agents historically used in chemical warfare and terrorist attacks.
Option A (Naloxone) is an opioid antagonist, not a nerve agent.
Option B (Metoprolol) is a beta-blocker medication.
Option E (Atropine) is not a nerve agent; it is an antidote used to treat nerve agent poisoning.
NREMT emphasizes scene safety, recognition of toxidromes, and early antidote administration for nerve agent exposure.
235. Frage
A 67-year-old patient reports crushing chest pressure. The vital signs are BP 156/98, P 64, R 14, and SpO#
94%. What treatments should the EMT provide first? Select the two answer options that are correct.
Antwort: B,E
Begründung:
The correct answers are A. Give aspirin and E. Assist with nitroglycerin.
This patient is presenting with classic signs of acute coronary syndrome (ACS):
* Crushing chest pressure
* Hypertension
* Normal respiratory rate
* Adequate oxygen saturation (SpO# 94%)
Why A is correct (Aspirin):
Aspirin is a first-line treatment in suspected cardiac chest pain because it:
* Inhibits platelet aggregation
* Helps prevent further clot formation
NREMT-based guidelines state:
* "Administer aspirin to patients with suspected cardiac chest pain unless contraindicated." Why E is correct (Nitroglycerin):
Nitroglycerin is also a primary early intervention (if prescribed and no contraindications), as it:
* Dilates coronary arteries
* Reduces cardiac workload
* Relieves chest pain
Guidelines emphasize:
* "Assist the patient with prescribed nitroglycerin if systolic BP is adequate." This patient's BP (156/98) is sufficient for nitroglycerin administration.
Why the other options are incorrect:
* B. CPAP: Indicated for respiratory distress (e.g., pulmonary edema), not isolated chest pain.
* C. Oxygen: Not routinely indicated when SpO# is #94%; current guidelines recommend avoiding unnecessary oxygen.
* D. Lay the patient supine: Patients with chest pain are typically kept in a position of comfort, often sitting upright.
Exact Extracts:
* "Administer aspirin to patients with suspected acute coronary syndrome."
* "Assist with nitroglycerin if prescribed and blood pressure is adequate."
* "Oxygen should be administered if oxygen saturation is below 94% or signs of hypoxia are present." References:
NREMT EMT Education Standards - Cardiology & Resuscitation
NREMT National Continued Competency Program (NCCP) - Cardiac Emergencies AHA Guidelines for ACS Management
236. Frage
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