What type of scientific information would include a news report?
A) primary source
B) secondary source
C) tertiary source
D) anecdotal evidence
B
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Which of the following is an example of herd immunity?
A) Brucellosis is no longer found in farm animals in the United States. B) If 70% of the population is immunized against polio, the disease will be essentially absent from the population. C) Federal law requires that all cattle not immune to anthrax be destroyed. D) All farm animals used for food must be immunized against all the common agents of disease that infect humans.
Which of the following is an amine hormone important in the stress response in vertebrates?
A. dopamine B. melatonin C. cortisol D. epinephrine E. serotonin
The specimen of choice for detecting mycobacterium in a skin lesion or wound is a:
a. swab placed in Amie's transport medium or Stuart's medium. b. needle aspiration. c. skin scraping. d. swab placed in anaerobic conditions.
Active chemicals found in chocolate, tea, coffee, and
soft drinks are examples of which of the following? a. depressants b. stimulants c. analgesics d. hallucinogens e. antipsychotics