Once a fire has ignited, which process must be created in order to keep the fire going?
A) Chemical chain reaction
B) Heat energy
C) Decomposition of fuel
D) Addition of oxygen
Answer: A) Chemical chain reaction
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You are called to a local physician's office where you find a 52-year-old male patient with a history of chronic renal failure. He is conscious but disoriented. The physician reports that the patient's wife brought him in because he has had a "chest cold," missed dialysis yesterday, and is now "acting strangely." Physical examination reveals cool, diaphoretic skin; edema to dependent areas, and
lung sounds with rhonchi in the right upper lobe. HR = 118, BP = 142/100, RR = 20 and deep, SaO2 = 97%, blood glucose = 79 mg/dL. Bloodwork performed by the physician in his office indicates a pH of 7.2. In addition to 15 liters per minute of oxygen by nonrebreathing mask and an IV of normal saline at a keep-open rate, which of the following is most appropriate for this patient in the prehospital setting? A) IV sodium bicarbonate, 1 mEq/kg B) IV magnesium sulfate, 10 gm C) IV dextrose, 25 gm D) IV furosemide, 120 mg
Dehydration will result in the:
A) decreased secretion of ADH. B) decreased secretion of renin. C) increased secretion of aldosterone. D) increased secretion of ADH.
Which of the following clinical manifestations are associated with late-stage chronic bronchitis?
1. Rhonchi 2. Cor pulmonale 3. Digital clubbing 4. Stocky, overweight build a. 1, 2 b. 2, 3 c. 1, 3, 4 d. 1, 2, 3, 4
The tearing away of a body part from its point of attachment is known as a(n):
A. laceration. B. avulsion. C. contusion. D. reflex.