____ cells proliferate after a stroke
a. Penumbra
b. Microglia
c. Ischemia
d. Cancer
b
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Which of the following is NOT a suggestion to avoid STDs?
a. If you are not involved in a sexually exclusive relationship with someone free of disease, always use latex condoms with spermicides and only water-based lubricants. b. Don't have sex with someone who has had lots of previous partners. c. Consider any activity that exposes you to blood (including menstrual blood), semen, saliva, urine, or feces as high risk behavior. d. Trust a prospective partner's word to know whether they are exclusive and uninfected.
Morgan watched Alex sneak into the neighbor's garden to steal some apples. Alex got the apples and really seemed to enjoy eating them. Based on what is known about learning, if Morgan later tries to sneak into the neighbor's garden for apples, you should conclude that his behavior has been strengthened through the process known as:
a. vicarious punishment b. vicarious reinforcement c. negative punishment d. positive reinforcement
Helga has just arrived at the scene of an accident. She notices an acquaintance in the growing crowd, so she decides to help. Helga responded to which one of these variables?
A. Bystander's fear for own safety B. Level of bystander's hurry C. Bystander's relationship to other bystanders D. Victim's level of dependency
Pain perception is not influenced by emotional reactions
Indicate whether the statement is true or false