A mixture of S
aureus and the enteric bacteria E. coli was placed onto the skin of the fingertips of a volunteer. The volunteer immediately touched one of their inoculated fingertips to nutrient agar plate #1 and then waited 30 minutes and touched a different inoculated finger to nutrient agar plate #2 . After incubating the plates overnight, what pattern of growth would you expect to see on the plates?
A. Both E. coli and S. aureus grew on both plates.
B. Plate #1 grew both, while plate #2 grew only S. aureus.
C. Plate #1 grew both, while plate #2 grew only E. coli.
D. Plate #1 grew only S. aureus, while plate #2 grew both.
E. Plate #1 grew only E. coli, while plate #2 grew both.
B
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Which of the following statements is FALSE regarding cardio respiratory endurance?
A. As it improves, the heart pumps more blood per heartbeat. B. As it improves, resting blood pressure increases. C. As it improves, the body can do more exercise with less effort. D. As it improves, the heart can withstand the strains of everyday life.
What are the signs and symptoms of a shin contusion?
What will be an ideal response?
Mina has a younger brother who has an autism spectrum disorder and she is worried that her infant son may also be diagnosed with the same disorder. She has heard that vaccines may cause autism and asks you about this. What should you tell your friend?
A) Vaccines are perfectly safe and have never been known to cause any neurological problems. B) She can premedicate her son with aspirin at least five hours prior to vaccination, and this will reduce his risk. C) The Institute of Medicine has determined that evidence is insufficient to demonstrate a causal relationship between vaccines and autism. D) There is a strong link between vaccines and autism spectrum disorders and the evidence is growing stronger every day. She should not vaccinate.
"Huffing" in reference to inhalant use means
A. Inhaling from balloons filled with nitrous oxide. B. Sniffing fumes from containers. C. Stuffing an inhalant-soaked rag in the mouth. D. Sniffing or inhaling fumes from substances sprayed inside a paper bag.