Which of the following organisms cannot be detected by using a fecal antigen/immunological test?
A. Giardia
B. Plasmodium
C. Cryptosporidium
D. Entamoeba
Answer: B
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Which statement made by an EMT demonstrates that he has an accurate understanding of hepatitis C?
A) "It is important to get the hepatitis C vaccine to decrease my chance of contracting the disease if exposed to the virus." B) "Wearing gloves and washing hands are the best means by which to prevent the transmission of hepatitis C to health care workers." C) "Since hepatitis C is primarily transmitted in the spring and summer, more precautions are needed during that time." D) "Respiratory droplets are the primary means by which hepatitis C is transmitted, making a mask necessary when caring for patients with this disease."
Adrenergic bronchodilators mimic the actions of
a. cAMP. b. acetylcholine. c. penicillin. d. epinephrine.
How do water fluoridation systems prevent excess water fluoridation?
A) A limited amount of fluoride is maintained in day tanks. B) Proper controls are used to feed fluoride from the hoppers to distilling tanks. C) Metering pumps D) All of the above
Replacement of aortic valve with zooplastic tissue, open approach
A) 02R608Z B) 02RF08Z C) 02RJ08Z D) 02RN08Z