You fell asleep at your desk after studying for more than 4 hours. You suddenly wake up, are sweating, and have a stabbing pain behind your left eye. You are probably experiencing
A) a cluster headache.
B) a migraine headache.
C) post-traumatic stress disorder (PTSD).
D) a tension headache.
Answer: A
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True or False? Prostate cancer is a rapidly growing cancer that usually affects men over 50
A) True B) False
Which of the following statements regarding bacteria and viruses is FALSE?
A. Bacteria can be found in almost all environments. B. Viruses are able to replicate on their own. C. Viruses represent some of the smallest pathogens. D. Bacteria may inhabit a host harmlessly.
The term ________ was coined as a shortened form of proteinaceous infectious particles-infectious agents believed to be made entirely of proteins.
Fill in the blank(s) with the appropriate word(s).
A test can be valid even though it is not reliable
Indicate whether the statement is true or false