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Exam 3: Pulmonology

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Question 361

Multiple Choice

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Most carbon dioxide from cellular metabolism reaches the alveoli by being transported:

A) bound to hemoglobin.
B) as bicarbonate ion.
C) dissolved in plasma.
D) as carbonic anhydrase.

E) All of the above
F) A) and B)

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Question 362

Multiple Choice

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You have been called to a residence by the parents of a 14-year-old boy, whom they found sniffing paint fumes in an effort to get high. The patient is agitated, coughing, and complaining of dizziness and shortness of breath. His airway is patent, respirations adequate, and radial pulse easily palpable. Closer assessment of the patient reveals paint around his mouth and breath sounds that are clear and equal. Heart rate = 96, respirations = 20, blood pressure = 116/78, and SaO₂ = 96%. Oxygen via a nonrebreather has been applied and an IV established. Which of the following is the most important in the assessment and care of this patient?

A) Benzodiazepines
B) Antipyretics
C) Cardiac monitoring
D) Albuterol administration

E) All of the above
F) A) and D)

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Question 363

Multiple Choice

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Which of the following cause(s) injury by inducing liquefaction necrosis?

Which of the following should be suspected as a potential cause of syncope?

Glucose is excreted through the urea above which level?

Your patient states that he often experiences a painful cramping and "freezing up" of his hands and feet while handwriting or walking, respectively. This best describes:

Pulmonary shunting can be seen in patients with suspected:

A 19-year-old male has ingested fifty 325 mg aspirin tablets 20 minutes before your arrival. He is alert and complaining of burning abdominal pain. Which of the following is appropriate in the prehospital management of this patient?

A 35-year-old male complains of a "pressure"-type headache to the back of his head and neck. He states that he woke up with the discomfort this morning, and the pain has steadily gotten worse through the day. He denies any radiation of the pain and denies photophobia but states that he is slightly nauseated. Based on this clinical presentation, the paramedic should be suspicious of what type of headache?

You are transporting a patient who is having wild changes in his heart rate, an irregular R-R interval, and a history of taking Lanoxin. The patient is now becoming pale, cool, and clammy, with an MAP of 60. You should:

Which of the following statements about prions is TRUE?

The most important determinant of ventilatory rate is:

The most common cause of dementia is:

You are caring for a patient that was TASERed by the police for being physically aggressive. This type of restraint works by what mechanism?

Which of the following is NOT a known risk factor for attempting suicide?

Which of the following is the most reliable way to differentiate between a hyperglycemic emergency and a hypoglycemic emergency?

Which of the following is the desired physiologic reaction that occurs after the administration of a vaccine that contains live, attenuated viruses?

You respond to a patient with a report of a mouth infection. Upon arrival, you find a thin man with a prominent fungal infection in his mouth. He denies any history of diabetes mellitus. You should strongly suspect:

Which of the following is NOT considered a modifiable risk factor for coronary heart disease?

A 67-year-old male is unconscious, is sitting in a chair, and has agonal respirations. His wife states that he was up all night with difficulty breathing and chest discomfort but would not go to the hospital. Physical examination reveals pink, frothy sputum in the airway; cold, diaphoretic skin; and rales audible without a stethoscope. HR = 108, BP = 74 mmHg by palpation, RR = 4, SaO₂ = 82%. The monitor shows sinus tachycardia. Which of the following is the highest priority when treating this patient?