SCI 228 Week 7 Quiz 2025| Chamberlain University|
Actual Exam Questions and Correct Answers
Question 1: (CO7) _____ is the point at which the ovum becomes fertilized by the sperm.
A. Implantation
B. Conception
C. Gestation
D. Ovulation
Correct answer: B
Explanation: Conception occurs when a sperm fertilizes the ovum, forming a zygote.
Question 2: (CO7) A preterm infant is one that is born:
A. Before 37 weeks gestation
B. After 40 weeks gestation
C. Between 37-40 weeks gestation
D. Weighing less than 5.5 pounds
Correct answer: A
Explanation: Preterm infants are born before completing 37 weeks of gestation, regardless of
weight.
Question 3: (CO7) Which of the following fatty acids is critical to fetal brain and eye
development?
A. Saturated fat
B. DHA (docosahexaenoic acid)
C. Trans fat
D. Monounsaturated fat
Correct answer: B
Explanation: DHA, an omega-3 fatty acid, is essential for fetal neural and retinal development.
, Question 4: (CO7) A normal-weight woman should gain approximately _____ during pregnancy.
A. 5-10 pounds
B. 15-25 pounds
C. 25-35 pounds
D. 35-45 pounds
Correct answer: C
Explanation: For a normal-weight woman (BMI 18.5-24.9), the IOM recommends 25-35 pounds
of weight gain during pregnancy.
Question 5: (CO7) Which of the following hormones is responsible for breast milk synthesis?
A. Estrogen
B. Prolactin
C. Oxytocin
D. Progesterone
Correct answer: B
Explanation: Prolactin stimulates milk production in the mammary glands during pregnancy and
lactation.
Question 6: (CO7) At birth, Baby Molly weighs 7 pounds. If her growth and development are
normal, what would you expect Molly to weigh on her first birthday?
A. 10-12 pounds
B. 14-18 pounds
C. 20-22 pounds
D. 25-30 pounds
Correct answer: C
Explanation: Infants typically triple their birth weight by age 1, so Molly would weigh
approximately 20-22 pounds.
Actual Exam Questions and Correct Answers
Question 1: (CO7) _____ is the point at which the ovum becomes fertilized by the sperm.
A. Implantation
B. Conception
C. Gestation
D. Ovulation
Correct answer: B
Explanation: Conception occurs when a sperm fertilizes the ovum, forming a zygote.
Question 2: (CO7) A preterm infant is one that is born:
A. Before 37 weeks gestation
B. After 40 weeks gestation
C. Between 37-40 weeks gestation
D. Weighing less than 5.5 pounds
Correct answer: A
Explanation: Preterm infants are born before completing 37 weeks of gestation, regardless of
weight.
Question 3: (CO7) Which of the following fatty acids is critical to fetal brain and eye
development?
A. Saturated fat
B. DHA (docosahexaenoic acid)
C. Trans fat
D. Monounsaturated fat
Correct answer: B
Explanation: DHA, an omega-3 fatty acid, is essential for fetal neural and retinal development.
, Question 4: (CO7) A normal-weight woman should gain approximately _____ during pregnancy.
A. 5-10 pounds
B. 15-25 pounds
C. 25-35 pounds
D. 35-45 pounds
Correct answer: C
Explanation: For a normal-weight woman (BMI 18.5-24.9), the IOM recommends 25-35 pounds
of weight gain during pregnancy.
Question 5: (CO7) Which of the following hormones is responsible for breast milk synthesis?
A. Estrogen
B. Prolactin
C. Oxytocin
D. Progesterone
Correct answer: B
Explanation: Prolactin stimulates milk production in the mammary glands during pregnancy and
lactation.
Question 6: (CO7) At birth, Baby Molly weighs 7 pounds. If her growth and development are
normal, what would you expect Molly to weigh on her first birthday?
A. 10-12 pounds
B. 14-18 pounds
C. 20-22 pounds
D. 25-30 pounds
Correct answer: C
Explanation: Infants typically triple their birth weight by age 1, so Molly would weigh
approximately 20-22 pounds.
