Question 1

Which hormone is primarily responsible for stimulating uterine contractions during the onset of labor according to the Oxytocin stimulation theory?

Accepted Answer

Oxytocin

Question 2

A woman in labor is experiencing strong, regular contractions that result in cervical dilation and effacement. Which type of contraction is she experiencing?

Accepted Answer

True labor contractions

Question 3

Which pelvic type is considered most favorable for vaginal birth due to its rounded inlet?

Accepted Answer

Gynecoid pelvis

Question 4

During labor, the fetal head flexes so the chin touches the chest, allowing the smallest diameter to pass through the pelvis. Which cardinal movement of labor does this describe?

Accepted Answer

Flexion

Question 5

A patient presents with contractions that disappear when she ambulates and do not result in cervical change. What type of contractions is she experiencing?

Accepted Answer

Braxton Hicks contractions

Question 6

Which of the following is NOT considered one of the 'P's of labor?

Accepted Answer

Placenta

Question 7

A fetus is presenting with its buttocks and feet first, with both hips and knees flexed. What type of breech presentation is this?

Accepted Answer

Complete breech

Question 8

Which phase of the first stage of labor is characterized by cervical dilation from 0 to 3 cm, mild to moderate contractions, and often occurs at home?

Accepted Answer

Latent phase

Question 9

What is the correct order of the cardinal movements of labor?

Accepted Answer

Engagement, Flexion, Internal rotation, Extension, External rotation, Expulsion

Question 10

A woman in labor is found to have a fetal presenting part at the level of the ischial spines. What is the station?

Accepted Answer

$$0$$

Question 11

Which theory suggests that labor begins when the uterus reaches a certain size and can no longer stretch?

Accepted Answer

Distention theory

Question 12

During the third stage of labor, which sign indicates placental separation?

Accepted Answer

Umbilical cord lengthens outside the vagina

Question 13

Which of the following best describes 'effacement' during labor?

Accepted Answer

Shortening and thinning of the cervix

Question 14

A patient in the transition phase of labor is most likely to experience which of the following?

Accepted Answer

Strong contractions every 1.5-2 minutes lasting 60-90 seconds

Question 15

Which psychological factor can positively influence the progress of labor?

Accepted Answer

Feeling supported and relaxed

Question 16

Which of the following is a clinical sign of the onset of labor?

Accepted Answer

Ripening of the cervix

Question 17

A fetus is in a transverse lie. Which presenting part is most likely to be felt during a vaginal exam?

Accepted Answer

Acromion process (shoulder)

Question 18

Which phase of uterine contraction is described as the period when the contraction reaches its peak intensity?

Accepted Answer

Acme

Question 19

A woman is in the second stage of labor. What is the expected cervical dilation at this stage?

Accepted Answer

$$10\ \mathrm{cm}$$

Question 20

Which mechanism of placental delivery presents the fetal side first and is known as 'Shiny Schultz'?

Accepted Answer

Schulte's mechanism

The Process of Labor: Mechanisms, Stages, and Influencing Factors

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