While in Stage 1 labor, dilation refers to the gradual opening of the
A) cervix. B) vagina. C) placenta. D) amniotic sac.
A
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Marcus is excited to be working in the laboratory of Dr. Flores, an expert on electrical signaling in neurons. However, he is surprised to learn that the research is done on squid axons placed in sea water. He asks Dr. Flores the reasons for this. Which of the following is NOT one of the reasons that Dr. Flores provides?
a. A recording electrode can be inserted into a squid axon without disrupting its function. b. The readings from inside the axon can be compared to the readings from the surrounding seawater. c. Squid axons are myelinated, increasing the speed of propagation of an action potential. d. Squid axons can be as great as 1 millimeter in diameter and are visible to the naked eye
Which approach to categorization involves forming a standard representation based on an average of category members that a person has encountered in the past?
A. Exemplar B. Network C. Typicality D. Prototype
Demand characteristics are a problem for psychological experiments because ______.
a. participants must follow instructions in order to complete a task b. researchers cannot currently create appropriate demand stimuli c. the demands change how a cognitive process normally works d. demand characteristics cannot be studied in the context of the lab
According to the 1975 case of O'Connor v. Donaldson, a nondangerous mentally ill individual
A. must be given medication to control the possibility of dangerous tendencies developing. B. cannot be confined in an institution if capable of functioning safely on the outside. C. must be confined in an institution in case a violent episode occurs. D. can be released from an institution only if relatives agree to provide care.