Select the best response to the question.
Why are prions a concern for health care providers?
A) Large numbers of new prion-related diseases are diagnosed each year.
B)Prion-related diseases require multiple medications for successful treatment.
C)Prions are resistant to a number of routine sterilization techniques.
D) Prion-related diseases cause severe cardiopulmonary (heart)-related signs and symptoms.
C
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When trying to stimulate breathing, it is better to give a mixture of carbon dioxide and oxygen than only oxygen because
A. carbon dioxide and oxygen together exert a greater pressure than an equal amount of oxygen. B. oxygen causes lactic acid buildup, and the change in pH prevents breathing. C. pure oxygen causes you to breathe too rapidly. D. oxygen alone could lead to spontaneous human combustion. E. carbon dioxide buildup in the blood stimulates the respiratory center in the brain.
Most of the oxygen in the blood is transported by _____.
a) platelets b) serum c) plasma d) the protein hemoglobin e) leukocytes
Carbolfuchsin is the ________ in the acid-fast stain
A) primary stain B) mordant C) decolorizer D) counterstain E) fixing reagent
A potential shortcoming of the probit/logit models is that to get consistent estimates of the parameters:
A. coefficient estimates cannot be evaluated against alternative hypotheses. B. moment conditions are required for each parameter to be estimated. C. the unobservables must be distributed via the standard normal (for probit) and logistically (for the logit). D. the determining function must be linear.