You are transporting a patient who had an episode of chest pain. You administered two doses of nitroglycerin which relieved the patient's pain. He asks you why the nitroglycerin alleviated the pain. Which of the following is the BEST answer to his question?
A) It decreases the heart rate which allows the heart muscle to rest more.
B) It has a sedative effect on the brain which makes you less aware of the pain.
C) It dilates the blood vessels which decreases the workload on the heart.
D) It causes the body to relax which decreases the need for oxygen.
C
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Evaluation is
A) A periodic event B) A process that occurs every 6 months C) An ongoing process D) A one-time event
Trusses have the potential for early failure under fire conditions because:
A) the triangle is an inherently flexible frame. B) the diagonals are highly combustible. C) failure of any portion of the top or bottom chords results in failure of the truss. D) failure of any portion of the diagonals results in failure of the truss.
What variables influence burn patterns?
A) Ventilation B) Physical configuration of the room C) Available fuel D) All of the above
Which of the following are potential causes of respiratory alkalosis? 1. Anxiety 2. Central nervous system depression 3. Hypoxemia 4. Pain
a. 1, 2, and 3 only b. 1, 3, and 4 only c. 1 and 4 only d. 1, 2, 3, and 4