The first stage of childbirth
A. usually lasts one to two hours.
B. includes contractions that are continuous.
C. consists of dilation or widening of the cervix.
D. is the shortest of the stages of birth.
Answer: C
You might also like to view...
Suppose that a research group wants to see whether a new educational program has an effect on children's bias against children of the other gender. In this study, the experimental group takes part in an educational program about gender, and the control group takes part in a different educational program. Which of the following factors—if true—would most likely be the confounding variable?
a. All of the children in both conditions are European American. b. The children in the gender-program condition are about one year older than the children in the control condition. c. No teacher has ever discussed any gender-related issues with the class. d. The children all live in the suburbs of Chicago.
Outline the steps that can prevent insomnia
What will be an ideal response?
Laboratory studies have not been able to document impaired driving performance after smoking marijuana
Indicate whether the statement is true or false
If you identified a group of experts and used them as research participants, you would be using what type of sampling?
a. chain-referral b. quota c. purposive d. stratified