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NC EMT STATE REAL EXAM NEWEST 2025 / NC
EMT STATE FINAL EXAM COMPLETE 350
QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A+
Your patient is breathing at 12 breaths-per-minute with adequate tidal volume. During inspiration, pressure in the intrapulmonary space is?
Negative compared to atmospheric pressure
500 mL
Equal to atmospheric pressure
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Greater than atmospheric pressure - ANSWER- Negative compared to atmospheric pressure
You and your partner are assessing a 12-year-old patient who is experiencing a sudden onset of difficulty breathing. Your partner states the patient has stridorous lung sounds. Stridor is described by which of the following two characteristics?
High-pitched inspiratory sound
Low-pitched expiratory sound
Low-pitched inspiratory sound
High-pitched expiratory sound - ANSWER- High-pitched inspiratory sound 2 / 4
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Pulse oximetry measures?
The percentage of hemoglobin saturated with oxygen
The percentage of oxygen dissolved in venous blood
The oxygen carrying capacity of hemoglobin
The oxygen available to muscle/organs - ANSWER- The percentage of hemoglobin saturated with oxygen
What is the primary cause of your respiratory rate increasing during exercise, as compared to your respiratory rate at rest?
The level of carbon dioxide in the blood is increased
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Involuntary response of the diaphragm
Decreased oxygen available to the cells
The pH is higher - ANSWER- The level of carbon dioxide in the blood is increased
Excessive ventilation can be either too many breaths per minute, or?
Too large a volume per breath
Hypertension
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