In the lungs, which of the following would be classified as elastic work?
a. air flow resistance
b. viscous resistance
c. alveoli expansion
d. intercostal contraction
d. intercostal contraction
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“Blood pressure forces fluid out of capillaries
and into the entrance to a kidney tubule.” This is a description of
a. filtration. b. reabsorption. c. secretion. d. elimination. e. excretion
Treatment for Neisseria meningitidis consists of ________.
A. tetracycline B. vancomycin C. oral penicillin G D. rifampin E. intravenous penicillin G
Which of the following could be used to demonstrate a homeostatic mechanism?
a. city buses transporting people from their houses to their jobs b. water stored behind a dam being released to make electricity c. a hot water heater keeping the water temperature near 100 degrees d. a series of underground passageways connected to a large building e. the seasonal changes that occur in the daily temperature
You arrive back in the United States after having visited a foreign country located on another continent. The customs agent stops the person in front of you and confiscates the fruit basket this person is bringing home
Being the knowledgeable person you are, you calmly explain to your enraged fellow traveler that the reason for the detainment is that the fruit basket may be ________. A) carrying endangered fruit B) carrying a non-native species that could damage North American ecosystems C) contaminated with CFCs that will damage the ozone layer above North America D) contaminated with sufficient DDT to cause serious harm to anyone who eats the fruit