Question 1

Which hormone is primarily responsible for stimulating uterine contractions at 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 do not subside with ambulation and are accompanied by cervical dilation. Which type of labor is she most likely experiencing?

Accepted Answer

True labor

Question 3

Which of the following pelvic types is considered most favorable for vaginal birth due to its rounded inlet?

Accepted Answer

Gynecoid

Question 4

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

Accepted Answer

Complete breech

Question 5

During a vaginal exam, the presenting part of the fetus is at the level of the ischial spines. What is the station of the fetus?

Accepted Answer

$$0$$

Question 6

Which of the following is NOT a sign of the onset of true labor?

Accepted Answer

Braxton Hicks contractions that disappear with activity

Question 7

Which of the following best describes the 'Power' among the 5 P's of labor?

Accepted Answer

The strength, frequency, and duration of uterine contractions

Question 8

A patient is in the active phase of the first stage of labor. Which of the following findings would you expect?

Accepted Answer

Cervical dilation of 4-7 cm, contractions every 2-3 minutes

Question 9

Which cardinal movement of labor involves the fetal head flexing so the chin touches the chest, allowing the smallest diameter to pass through the pelvis?

Accepted Answer

Flexion

Question 10

A woman in labor is experiencing a plateau in her contraction, where the intensity is at its highest. What is this phase of contraction called?

Accepted Answer

Acme

Question 11

Which of the following best differentiates effacement from dilatation of the cervix?

Accepted Answer

Effacement is the thinning and shortening of the cervix; dilatation is the opening of the cervix

Question 12

A patient is in the transition phase of the first stage of labor. Which of the following is most likely true?

Accepted Answer

Cervix is dilated 8-10 cm, contractions are strong and frequent

Question 13

Which of the following is a correct sequence of the cardinal movements of labor?

Accepted Answer

Engagement, Flexion, Internal Rotation, Extension, External Rotation, Expulsion

Question 14

Which of the following best describes the 'station' in labor assessment?

Accepted Answer

The relationship of the presenting part to the ischial spines

Question 15

A woman is in the second stage of labor. Which of the following is the primary event occurring during this stage?

Accepted Answer

Expulsion of the baby

Question 16

Which of the following is a sign of placental separation during the third stage of labor?

Accepted Answer

Uterus becomes firmer and rises in the abdomen

Question 17

A fetus is in a longitudinal lie with the occiput presenting and facing the mother's left anterior pelvis. How would this position be documented?

Accepted Answer

LOA (Left Occiput Anterior)

Question 18

Which of the following best describes the difference between true and false labor contractions?

Accepted Answer

True labor contractions result in cervical change; false labor contractions do not

Question 19

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

Accepted Answer

Distention theory

Question 20

A woman is in the fourth stage of labor. What is the primary focus of care during this stage?

Accepted Answer

Supporting physiologic adjustment and monitoring for complications

The Process of Labor: Mechanisms, Stages, and Clinical Considerations

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