A local, painless syphilitic lesion, which is highly contagious, is called? a
A) ?gumma.
B) ?chylomicron.
C) ?cyst.
D) ?chancre.
D
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A wide QRS at a rate greater than 100 beats per minute is called:
a. ventricular bradycardia. b. ventricular standstill. c. ventricular tachycardia. d. idioventricular.
After ventilating a newborn for 30 seconds, check the baby's heart rate. If the heart rate is less than 60 beats per minute, you should:
A. stop artificial respirations and apply oxygen via nasal cannula. B. stop artificial ventilations and apply oxygen via nonrebreather mask. C. continue ventilating for an additional 60 seconds. D. continue ventilations and begin chest compressions.
A 52-year-old man is admitted to the hospital emergency department with a primary complaint of severe radiating chest pain and signs of central cyanosis
The attending asks for your advice on selecting a device that provides a moderate FiO2 for this patient. Which of the following would you recommend? a. Simple O2 mask at 8 L/min b. Air-entrainment mask at 40% O2 c. Nasal cannula at 5 L/min d. Nonrebreathing mask at 10 L/min
What type of dermatitis is due to allergic reactions of the skin when it comes into contact with various substances, producing an inflammatory response?
a. Atopic dermatitis b. Contact dermatitis c. Eczematous dermatitis d. Seborrheic dermatitis