40 Questions
During implantation, the egg migrates to the endometrial wall and becomes implanted. What may be a possible result of this process?
The egg dissolves endometrial tissue to provide nourishment for development
What happens two weeks after conception?
The placenta begins to tap into the external layer of the blastocyst
What is the purpose of the placenta?
To tap into the external layer of the blastocyst and provide nourishment
What hormone is released during implantation, signaling the start of pregnancy?
Human chorionic gonadotropin (hCG)
What major changes occur in the woman's body after the egg has been fertilized and implanted?
Cell division increases rapidly
What happens during the third week after conception?
The cardiovascular system starts forming
What is the function of the umbilical cord?
To connect the embryo to maternal circulation
What is the role of the corpus luteum during pregnancy?
To produce hormones to support the pregnancy
What is the purpose of the fetal membrane?
To provide protection for the developing embryo
What is the significance of the release of human chorionic gonadotropin (hCG) hormone during implantation?
It triggers the development of placental tissues
During fetal circulation, which of the following is true?
Circulation bypasses the lung until birth.
Which of the following is NOT a function of the placenta?
Synthesizes glycogen and cholesterol
Which of the following is true about the amniotic sac?
It provides the fetus with a weightless environment.
During the fourth through eighth week of embryonic development, which of the following is true?
Prescription drugs and over-the-counter drugs can harm the fetus.
What is the gestational period?
The time it takes for the fetus to develop in utero.
What is the role of the hormone chorionic gonadotropin produced by the placenta?
Stimulates changes in the woman's breasts, vagina, and cervix
What does the umbilical cord connect to?
Connects the fetus and placenta via the navel
What is the purpose of the placenta synthesizing glycogen and cholesterol?
To provide energy for the fetus
What is the function of the placenta in relation to the fetus?
To transport nutrients from maternal to fetal circulation
Why is the period from the fourth through eighth week of embryonic development critical?
It is when major organs and other body systems are most susceptible to damage.
What is the average weight of the uterus before pregnancy?
70 g
What is the fluid capacity of the uterus before pregnancy?
10 mL
What is the maximum weight the uterus can reach at the end of pregnancy?
1,100 to 1,200 g
What is the maximum fluid of the uterus at the end of pregnancy?
5,000 mL
How is the fundus measured to indicate developmental problems?
In centimeters vertically from the top of the pubic bone to the top of the fundus
What does an abnormal measurement of the fundus during pregnancy indicate?
Uterine growth problems or breech position
What is the most common gastrointestinal symptom experienced during pregnancy?
Constipation
What hormone causes the smooth muscle in the GI tract to relax during pregnancy?
Increased progesterone levels
What is the effect of increased progesterone levels on stomach emptying?
The stomach is not emptied as quickly
What changes occur to the urinary system during pregnancy?
Kidneys increase in size and volume, Ureters increase in diameter
Which of the following is a physiologic change that occurs in a woman's pregnancy and can alter normal response to trauma or create harmful medical conditions?
Increased urinary frequency
What is the purpose of measuring the fundus during pregnancy?
To determine the length of gestation
Which of the following is a gastrointestinal symptom commonly experienced during pregnancy?
Heartburn
What happens to the stomach during pregnancy?
It is emptied more slowly
What changes occur to the urinary system during pregnancy?
Increased chance of urinary tract infection if bladder is not emptied frequently
What changes occur to the skin, hair, and eyes during pregnancy?
Hair becomes thicker
What is the maximum weight the uterus can reach at the end of pregnancy?
1,100 to 1,200 g (2.4 to 2.6 lb)
What is the maximum fluid capacity of the uterus at the end of pregnancy?
5,000 mL
What may an abnormal measurement of the fundus during pregnancy indicate?
Uterine growth problems or breech position
What effect do increased progesterone levels have on the GI tract during pregnancy?
Increased chance of constipation
Test your knowledge on the early stages of pregnancy with this quiz! Learn about the changes that occur in the egg and the woman's body after fertilization and implantation. From cell division to the formation of fetal membranes, placenta, and embryo, this quiz will explore the fascinating journey of early pregnancy.
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