The second stage of labor lasts
A) an average of 12 to 14 hours with the first birth and 4 to 6 hours with later births.
B) an average of 4 to 6 hours with the first birth and 20 to 50 minutes with later births.
C) about 50 minutes for a first birth and 20 minutes with later births.
D) about 5 to 10 minutes for a first birth and 90 minutes for later births.
C
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Which of the following is not one of the ‘four Ds’ that can be used to define what makes somebody ‘abnormal’?
A. Deviance B. Distress C. Difficult D. Dangerous
Opiates, such as morphine and heroin, act by a. interacting with endorphin receptors. b. stimulating endorphin release
c. promoting endorphin synthesis. d. inhibiting endorphin reuptake.
Answer the following statement(s) true (T) or false (F)
Because alcohol is a depressant it permanently reduces an individual’s painful anxiety and physical tension.
The most common type of kinship study compares ________ with ________.
A. identical twins; fraternal twins B. identical twins; nontwin siblings C. fraternal twins; nontwin siblings D. nontwin siblings; genetically unrelated family members