PORTAGE NUTRITION BIOD 121 EXAM 6
BIOD 121 Essentials in Nutrition – Final Exam 6 Review
Ideal for mastering key nutrition concepts
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Multiple-Choice Format (A–D): Each question offers four answer options for clarity and
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1. What is the primary event that occurs during the embryonic stage of pregnancy?
A. The organ system develops
B. The fertilization of the egg takes place
C. The baby begins to move
D. The placenta is fully formed
Answer: A. The organ system develops
Rationale: The embryonic stage is a critical period where the basic structures and systems of the body
begin to form.
2. What happens during fertilization?
A. The baby begins to develop organs
B. The sperm and egg unite to form a zygote
C. The zygote attaches to the uterine wall
D. The fetus begins to move
Answer: B. The sperm and egg unite to form a zygote
Rationale: Fertilization is the process where a sperm cell from the father unites with an egg cell from the
mother to form a single-celled organism called a zygote.
3. Which stage of pregnancy is characterized by continual growth and development of the fetus?
A. Embryonic stage
B. Fetal stage
C. Blastogenic stage
D. First trimester
Answer: B. Fetal stage
Rationale: The fetal stage is marked by the continued growth and maturation of the fetus, starting from
the 9th week of pregnancy.
4. What is the key characteristic of the blastogenic stage?
A. Organ systems begin to form
B. Rapid cell division
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C. The baby starts to move
D. The placenta is fully formed
Answer: B. Rapid cell division
Rationale: The blastogenic stage occurs right after fertilization, and it's marked by the rapid division of
cells that will eventually form the embryo.
5. At the end of the first trimester, what major development has occurred?
A. Most organs are formed and the fetus can move
B. The placenta is fully developed
C. The baby has fully developed eyes and limbs
D. The heart begins to beat
Answer: A. Most organs are formed and the fetus can move
Rationale: By the end of the first trimester, the embryo has developed most of its organs, and it is
capable of small movements.
6. What is considered Low Birth Weight?
A. An infant weighing less than 5.5 pounds, regardless of gestational age
B. An infant weighing less than 3 pounds at 40 weeks
C. An infant born prematurely
D. An infant with a body fat percentage lower than 5%
Answer: A. An infant weighing less than 5.5 pounds, regardless of gestational age
Rationale: Low birth weight is defined as a baby that weighs less than 5.5 pounds at birth, regardless of
whether they are full-term or premature.
7. Which of the following statements is/are false regarding calorie and nutrient needs during
pregnancy?
A. An additional 50 grams of protein is required daily to meet needs
B. Calorie needs double
C. Quality is more important than quantity
D. Focus on nutrient-dense foods
Answer: B. Calorie needs double