OB STUDY GUIDE #2 EXAM QUESTIONS
AND ANSWERS 100% PASS 2026 UPDATE.
Nurse is caring for a newborn who was transferred to nursery 30 min after birth bc of mild resp
distress. Which actions should the nurse take first?
Confirm the newborn's Apgar score.
Verify the newborn's identification.
Administer vitamin K to the newborn.
Determine obstetrical risk factors. - ANS Confirm the newborn's Apgar score:
- The Apgar score is a physiological assessment that occurs 1 min following birth and again at 5
min. The nurse should confirm the score when the newborn arrives in the nursery. However,
there is another action the nurse should take first.
ANS: Verify the newborn's identification:
- When using the safety/risk reduction approach to client care, the first action the nurse should
take is to verify the newborn's identity upon arrival to the nursery.
Administer vitamin K to the newborn:
- The nurse should administer IM vitamin K to the newborn soon after birth to increase clotting
factors and prevent bleeding. However, the injection can be delayed until after initial bonding
time and the first breastfeeding if necessary. Therefore, there is another action the nurse should
take first.
Determine obstetrical risk factors:
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,- The nurse should identify obstetrical risk factors to determine if interventions are required for
the newborn. However, there is another action the nurse should take first.
Nurse is caring for patient who is in labor and reports increasing rectal pressure. Experiencing
contractions 2-3 min apart, each lasting 80-90 secs, and a vag exam reveals that her cervix is
dilated 9 cm. Nurse should ID that patient is in which phases of labor?
Active
Transition
Latent
Descent - ANS Active:
- The active phase of labor is characterized by a cervical dilatation of 4 to 7 cm and contractions
every 3 to 5 min, each lasting 40 to 70 seconds.
ANS: Transition:
- The nurse should identify that the client is in the transition phase of labor. This phase is
characterized by a cervical dilatation of 8 to 10 cm and contractions every 2 to 3 min, each
lasting 45 to 90 seconds.
Latent:
- The latent phase of labor is characterized by cervical dilation of 0 to 3 cm and contractions
every 5 to 30 min, each lasting 30 to 45 seconds.
Descent:
- The descent phase of labor is characterized by active pushing with contractions every 1 to 2
min, each lasting for 90 seconds.
Nurse is teaching patient who is at 24 weeks gestation regarding a 1 hr glucose tolerance test.
Which statements should nurse include in teaching?
"You will need to drink the glucose solution 2 hours prior to the test."
"Limit your carbohydrate intake for 3 days prior to the test."
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,"A blood glucose of 130 to 140 is considered a positive screening result."
"You will need to fast for 12 hours prior to the test." - ANS "You will need to drink the glucose
solution 2 hours prior to the test.":
- The nurse should instruct the client to drink the glucose solution 1 hr prior to the test.
"Limit your carbohydrate intake for 3 days prior to the test.":
- The nurse should instruct the client that she should not limit her carbohydrate intake.
ANS: "A blood glucose of 130 to 140 is considered a positive screening result.":
- The nurse should instruct the client that a blood glucose level of 130 to 140 mg/dL is
considered a positive screening. If the client receives a positive result, she will need to undergo
a 3-hr glucose tolerance test to confirm if she has gestational diabetes mellitus.
"You will need to fast for 12 hours prior to the test.":
- The nurse should instruct the client that fasting is not required for a 1-hr glucose tolerance
test.
Nurse is assessing patient who gave birth vaginally 12 hrs ago and palpates her uterus to right
above umbilicus. Which interventions should the nurse perform?
Reassess the client in 2 hr.
Administer simethicone.
Assist the client to empty her bladder.
Instruct the client to lie on her right side. - ANS Reassess client in 2 hr:
- The nurse should assess the client more frequently after birth to determine the position of the
uterus and to intervene as soon as possible if necessary.
Administer simethicone:
- The nurse should administer simethicone to reduce bloating, discomfort, or pain caused by
excessive gas.
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, ANS: Assist the client to empty her bladder:
- The nurse should assist the client to empty her bladder because the assessment findings
indicate that the client's bladder is distended. This can prevent the uterus from contracting,
resulting in increased vaginal bleeding or postpartum hemorrhage.
Instruct the client to lie on her right side:
- Lying on her right side will not resolve the client's displaced uterus.
Nurse calculating a patient's expected DOB using nagele's rule. Client tells nurse that her last
menstrual cycle started on Nov 27th. Which dates is the patient expected DOB?
September 3rd
September 20th
August 3rd
August 20th - ANS ANS: September 3rd:
- When using Nägele's rule to calculate the estimated date of birth for a client, the nurse should
subtract 3 months from the first day of the client's last menstrual cycle and then add 7 days.
November 27th minus 3 months equals August 27th. August 27th plus 7 days equals September
3rd.
September 20th:
- When using Nägele's rule to calculate the estimated date of birth for a client, the nurse should
subtract 3 months from the first day of the client's last menstrual cycle and then add 7 days.
Therefore, the correct date is September 3rd.
August 3rd:
-"
August 20th:
-"
4 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
AND ANSWERS 100% PASS 2026 UPDATE.
Nurse is caring for a newborn who was transferred to nursery 30 min after birth bc of mild resp
distress. Which actions should the nurse take first?
Confirm the newborn's Apgar score.
Verify the newborn's identification.
Administer vitamin K to the newborn.
Determine obstetrical risk factors. - ANS Confirm the newborn's Apgar score:
- The Apgar score is a physiological assessment that occurs 1 min following birth and again at 5
min. The nurse should confirm the score when the newborn arrives in the nursery. However,
there is another action the nurse should take first.
ANS: Verify the newborn's identification:
- When using the safety/risk reduction approach to client care, the first action the nurse should
take is to verify the newborn's identity upon arrival to the nursery.
Administer vitamin K to the newborn:
- The nurse should administer IM vitamin K to the newborn soon after birth to increase clotting
factors and prevent bleeding. However, the injection can be delayed until after initial bonding
time and the first breastfeeding if necessary. Therefore, there is another action the nurse should
take first.
Determine obstetrical risk factors:
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,- The nurse should identify obstetrical risk factors to determine if interventions are required for
the newborn. However, there is another action the nurse should take first.
Nurse is caring for patient who is in labor and reports increasing rectal pressure. Experiencing
contractions 2-3 min apart, each lasting 80-90 secs, and a vag exam reveals that her cervix is
dilated 9 cm. Nurse should ID that patient is in which phases of labor?
Active
Transition
Latent
Descent - ANS Active:
- The active phase of labor is characterized by a cervical dilatation of 4 to 7 cm and contractions
every 3 to 5 min, each lasting 40 to 70 seconds.
ANS: Transition:
- The nurse should identify that the client is in the transition phase of labor. This phase is
characterized by a cervical dilatation of 8 to 10 cm and contractions every 2 to 3 min, each
lasting 45 to 90 seconds.
Latent:
- The latent phase of labor is characterized by cervical dilation of 0 to 3 cm and contractions
every 5 to 30 min, each lasting 30 to 45 seconds.
Descent:
- The descent phase of labor is characterized by active pushing with contractions every 1 to 2
min, each lasting for 90 seconds.
Nurse is teaching patient who is at 24 weeks gestation regarding a 1 hr glucose tolerance test.
Which statements should nurse include in teaching?
"You will need to drink the glucose solution 2 hours prior to the test."
"Limit your carbohydrate intake for 3 days prior to the test."
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,"A blood glucose of 130 to 140 is considered a positive screening result."
"You will need to fast for 12 hours prior to the test." - ANS "You will need to drink the glucose
solution 2 hours prior to the test.":
- The nurse should instruct the client to drink the glucose solution 1 hr prior to the test.
"Limit your carbohydrate intake for 3 days prior to the test.":
- The nurse should instruct the client that she should not limit her carbohydrate intake.
ANS: "A blood glucose of 130 to 140 is considered a positive screening result.":
- The nurse should instruct the client that a blood glucose level of 130 to 140 mg/dL is
considered a positive screening. If the client receives a positive result, she will need to undergo
a 3-hr glucose tolerance test to confirm if she has gestational diabetes mellitus.
"You will need to fast for 12 hours prior to the test.":
- The nurse should instruct the client that fasting is not required for a 1-hr glucose tolerance
test.
Nurse is assessing patient who gave birth vaginally 12 hrs ago and palpates her uterus to right
above umbilicus. Which interventions should the nurse perform?
Reassess the client in 2 hr.
Administer simethicone.
Assist the client to empty her bladder.
Instruct the client to lie on her right side. - ANS Reassess client in 2 hr:
- The nurse should assess the client more frequently after birth to determine the position of the
uterus and to intervene as soon as possible if necessary.
Administer simethicone:
- The nurse should administer simethicone to reduce bloating, discomfort, or pain caused by
excessive gas.
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, ANS: Assist the client to empty her bladder:
- The nurse should assist the client to empty her bladder because the assessment findings
indicate that the client's bladder is distended. This can prevent the uterus from contracting,
resulting in increased vaginal bleeding or postpartum hemorrhage.
Instruct the client to lie on her right side:
- Lying on her right side will not resolve the client's displaced uterus.
Nurse calculating a patient's expected DOB using nagele's rule. Client tells nurse that her last
menstrual cycle started on Nov 27th. Which dates is the patient expected DOB?
September 3rd
September 20th
August 3rd
August 20th - ANS ANS: September 3rd:
- When using Nägele's rule to calculate the estimated date of birth for a client, the nurse should
subtract 3 months from the first day of the client's last menstrual cycle and then add 7 days.
November 27th minus 3 months equals August 27th. August 27th plus 7 days equals September
3rd.
September 20th:
- When using Nägele's rule to calculate the estimated date of birth for a client, the nurse should
subtract 3 months from the first day of the client's last menstrual cycle and then add 7 days.
Therefore, the correct date is September 3rd.
August 3rd:
-"
August 20th:
-"
4 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
