____ is commonly referred to as the "father of electrocardiology."
A. Albert Einstein
B. Ronald Ross
C. Willem Einthoven
D. Alphonse Laveran
Answer: C
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Peripheral vascular resistance is measured as which of the following?
A) Pulse pressure B) Mean arterial pressure C) Hydrostatic pressure D) Oncotic pressure
Which of the following statements about operating fog nozzles on handlines is MOST accurate?
A. Fog nozzle flow rates may be adjusted quickly with no nozzle reaction. B. Adjustable fog nozzles must be turned off for the operator to adjust the flow. C. As the fog pattern widens, the nozzle reaction decreases and the nozzle is easier to handle. D. Fog nozzles are more difficult to handle than smooth bore nozzles.
A 16-year-old girl developed multiple recurrent fluid-filled lesions of the vermilion of her lower lip. This has happened before in the same site. She has no eye, genital, or cutaneous lesions. A cytology smear contained numerous multinucleated cells. The diagnosis is:
a. Pemphigus vulgaris b. Mucous membrane pemphigoid c. Lichen planus d. Aphthous stomatitis e. Herpes simplex infection
What is the respiratory therapist observing if monitoring the total amount of gas exhaled in 60 seconds after excluding dead space?
A. dead space ventilation B. maximum voluntary ventilation C. alveolar minute ventilation D. minute ventilation