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Theories of Labor Onset in Nursing and Midwifery

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Theories of Labor Onset in Nursing and Midwifery

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Questions and Answers

What is the role of progesterone in maintaining pregnancy?

Stimulating uterine contractions

Preventing uterine contractions (correct)

Initiating labor through prostaglandin production

Increasing fetal membrane production

What happens to the production of progesterone as pregnancy nears term?

Decreases (correct)

Increases significantly

Stops completely

Remains stable

What is the effect of decreased progesterone production as pregnancy nears term?

Causes increased fetal membrane production

Results in decreased levels of arachidonic acid

Allows uterine contraction to occur (correct)

Stimulates the production of estrogen

What is the source of prostaglandin during labor according to the Prostaglandin Theory?

The maternal deciduas Signup and view all the answers

What is the impact of high levels of arachidonic acid in the amniotic fluid during labor?

Increased production of prostaglandin Signup and view all the answers

According to the Theory of the Aging Placenta, what happens as the placenta ages?

It produces decreased amounts of progesterone Signup and view all the answers

What does Lightening refer to in relation to pregnancy?

The fetal head descending to the ischial spine level Signup and view all the answers

What does Engagement refer to in relation to pregnancy?

"Engagement" as the descent of the biparietal plane of the fetal head to a level of the ischial spine Signup and view all the answers

What is a common sign that might lead a mother to believe she has entered true labor?

"Lightening" resulting in relief of dyspnea Signup and view all the answers

What is the main function of labor in pregnancy?

Causing contractions of the uterus Signup and view all the answers

Who proposed the Fetal Adrenal Response Theory?

Hippocrates Signup and view all the answers

What happens as pregnancy nears term according to the Oxytocin Stimulation Theory?

Oxytocin production increases Signup and view all the answers

What is the main concept behind the Uterine Stretch Theory?

Emptying the uterus Signup and view all the answers

Which hormone stimulates uterine contractions according to the Oxytocin Stimulation Theory?

Oxytocin Signup and view all the answers

What is the primary cause of labor initiation according to the Fetal Adrenal Response Theory?

Hormones from fetal adrenal and pituitary glands Signup and view all the answers