Chapter 03: Fetal Development
MULTIPLE CHOICE
1. What is the total number of chromosomes contained in a mature sperm or ovum?
a. 22
b. 23
c. 44
d. 46
ANS: B
Gametes (sex chromosomes) contain 23 chromosomes.
DIF:
...
Chapter 03: Fetal Development
MULTIPLE CHOICE
1. What is the total number of chromosomes contained in a mature sperm or ovum?
a. 22
b. 23
c. 44
d. 46
ANS: B
Gametes (sex chromosomes) contain 23 chromosomes.
DIF: Cognitive Level: Knowledge REF: Page 31 OBJ: 2
TOP: Gametogenesis KEY: Nursing Process Step: N/A
MSC: NCLEX: Health Promotion and Maintenance: Growth and Development
2. A pregnant woman states, “My husband hopes I will give him a boy because we have three
girls.” What will the nurse explain to this woman?
a. The sex chromosome of the fertilized ovum determines the gender of the child.
b. When the sperm and ovum are united, there is a 75% chance the child will be a girl.
c. When the pH of the female reproductive tract is acidic, the child will be a girl.
d. If a sperm carrying a Y chromosome fertilizes an ovum, then a boy is produced.
ANS: D
When a Y-bearing sperm fertilizes an ovum, a male child is produced.
DIF: Cognitive Level: Comprehension REF: Page 33 OBJ: 3
TOP: Sex Determination KEY: Nursing Process Step: Implementation
MSC: NCLEX: Health Promotion and Maintenance: Growth and Development
3. What is the most common site for fertilization?
a. Lower segment of the uterus
b. Outer third of the fallopian tube near the ovary
c. Upper portion of the uterus
d. Area of the fallopian tube farthest from the ovary
ANS: B
Fertilization takes place in the outer third of the fallopian tube, which is closest to the ovary.
DIF: Cognitive Level: Knowledge REF: Page 33 OBJ: 3
TOP: Fertilization KEY: Nursing Process Step: Implementation
MSC: NCLEX: Health Promotion and Maintenance: Growth and Developmen
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