CNUR 303 Exam Questions 2025/2026 with 100%
Correct Solutions
How much weight is gained during pregnancy?
25-35 lbs
What produces hormones during pregnancy?
Placenta
What does hCG do?
Stimulates estrogen and progesterone
What does Estrogen do?
Uterus and breast enlargement
What does progesterone do?
Maintain the endometrium, inhibits contractions
What does relaxin do?
Softens the collagen in the joints, softens cervix. It also inhibits contractions
What is hPL?
It is a insulin antagonist.
How much does BMR increase during pregnancy?
20-25%, often the reason for pregnant women feeling hot
By how much does blood volume increase during pregnancy?
,45% (1500 mls)
By how much does the heart rate increase during pregnancy?
10-15 BPM
Why do pregnant women get anemia?
Plasma volume increases, with little RBC increase
Why do we give folic acid supplements?
To prevent maternal megaloblastic anemia, as it is linked to an increased risk of neural tube
defects
Why are pregnant women hypercoaguable?
Increased leukocytes, fibrinogen and clotting factors
By how much does the uterus increase?
20 times, and 2.5 lbs d/t hypertrophy and hyperplasia of myometrial cells
What shape does the uterus change to during prengnacy?
From an inverted pear to a globe shape
What are braxton-hicks?
Irregular intermittent weak tightening beginning at about 12 weeks, and remaining throughout
pregnancy
What is a mucousal plug?
An endocervical secretion that forms a plug to prevent an ascending infection
, What is goodells sign
The softening of the cervix. Is a positive sign of pregnancy
What is Chadwicks sign
Blue-purple discoloration from hypervascularization
What is hegers sign
The softening of the isthmus
What does the Corpus Luteum do?
Produces progesterone and estrogen in early pregnasncy
What are the estrogen induced changes in the vagina?
Increased vaginal secretions. It is thick and white to prevent infection, but favor yeast growth
What happens to the breasts during pregnancy?
Tingling, tenderness and swelling soon after conception. Veins become more prominent. Nipples
increase in erectness, areola darkens
What are montgomery tubercules?
Sebacious glands of the areola that have become enlarged. Secretions from these glands prevent
cracking
What is Colostrum?
Secretion from the breast. It is antibody rich, and may leak in last trimester. It gradually converts
to milk
Correct Solutions
How much weight is gained during pregnancy?
25-35 lbs
What produces hormones during pregnancy?
Placenta
What does hCG do?
Stimulates estrogen and progesterone
What does Estrogen do?
Uterus and breast enlargement
What does progesterone do?
Maintain the endometrium, inhibits contractions
What does relaxin do?
Softens the collagen in the joints, softens cervix. It also inhibits contractions
What is hPL?
It is a insulin antagonist.
How much does BMR increase during pregnancy?
20-25%, often the reason for pregnant women feeling hot
By how much does blood volume increase during pregnancy?
,45% (1500 mls)
By how much does the heart rate increase during pregnancy?
10-15 BPM
Why do pregnant women get anemia?
Plasma volume increases, with little RBC increase
Why do we give folic acid supplements?
To prevent maternal megaloblastic anemia, as it is linked to an increased risk of neural tube
defects
Why are pregnant women hypercoaguable?
Increased leukocytes, fibrinogen and clotting factors
By how much does the uterus increase?
20 times, and 2.5 lbs d/t hypertrophy and hyperplasia of myometrial cells
What shape does the uterus change to during prengnacy?
From an inverted pear to a globe shape
What are braxton-hicks?
Irregular intermittent weak tightening beginning at about 12 weeks, and remaining throughout
pregnancy
What is a mucousal plug?
An endocervical secretion that forms a plug to prevent an ascending infection
, What is goodells sign
The softening of the cervix. Is a positive sign of pregnancy
What is Chadwicks sign
Blue-purple discoloration from hypervascularization
What is hegers sign
The softening of the isthmus
What does the Corpus Luteum do?
Produces progesterone and estrogen in early pregnasncy
What are the estrogen induced changes in the vagina?
Increased vaginal secretions. It is thick and white to prevent infection, but favor yeast growth
What happens to the breasts during pregnancy?
Tingling, tenderness and swelling soon after conception. Veins become more prominent. Nipples
increase in erectness, areola darkens
What are montgomery tubercules?
Sebacious glands of the areola that have become enlarged. Secretions from these glands prevent
cracking
What is Colostrum?
Secretion from the breast. It is antibody rich, and may leak in last trimester. It gradually converts
to milk
