In terms of public health, which statement best characterizes the difference between London in the 1850s and London in the 1950s?
a. Transition from infectious to chronic disease as principle cause of death
b. Transition from chronic to infectious disease as principle cause of death
c. Poorer sanitation systems
d. The eradication of tuberculosis
Ans: a
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Which stage of fire occurs when all combustible materials in the compartment are burning?
A. Decay stage B. Growth stage C. Incipient stage D. Fully developed stage
You have arrived by the side of a patient who is allergic to latex and was exposed to it when she spilled a latex-containing powder on her right hand. Assessment reveals her to be panicked. She is able to speak only a few words with each breath. Her tongue is swollen and her respirations are rapid, labored, and noisy. Which of the following actions should be your priority?
a. Insert an oropharyngeal airway. b. Wash the latex powder off of the hand. c. Obtain a heart rate and blood pressure. d. Get a SAMPLE history.
These molecules speed up the rate of biological reactions ________
A) proteins B) enzymes C) ATP D) antibodies
Pacemakers will continue to fire until the battery runs out
Indicate whether the statement is true or false