NUR 106 TEST 1: ANTEPARTUM EXAM QUIZZES
WITH UPDATED SOLUTIONS |GRADED A+ .
Differentiation of the external sexual organs is complete at how many weeks? - correct Answers -About
12 weeks
By which week of gestation does the female fetus have all of the ova that she will ever have? - correct
Answers -30th week
Morula - correct Answers -The name given to the conceptus (fertilized ovum) when it is a solid ball of
12-16 cells
What turns into the fetus? - correct Answers -The inner cell mass of the blastocyst
What develops into the placenta and fetal membranes? - correct Answers -The outer layer of blastocyst
cells
When does the conceptus enter the uterus? - correct Answers -About 3-4 days after conception
When the conceptus enters the uterus, how many cells does it contain? - correct Answers -About 100
How long does the conceptus linger in the uterus before beginning implementation? - correct Answers -
2-4 days
When does complete implantation occur? - correct Answers -Between the 6th and 10th days
Where does normal implantation occur? - correct Answers -The upper uterus, also called the fundus
List 3 reasons why the fundus is the best area for implantation and placental development. - correct
Answers -1. It is richly supplied with blood for optimal fetal gas exchange and nutrition
, 2. The lining is thick, preventing the placenta from attaching so deeply that it does not easily detach
after birth
3. It limits blood loss after birth because strong interlacing muscle fibers in this area compress open
vessels after the placenta detaches
When is the embryonic period? - correct Answers -3rd week through the 8th week
Prenatal growth and development patterns - correct Answers -1.Cephalocaudal
2. Central-to-peripheral direction
3. Simple-to-complex
4. General-to-specific
When does the central nervous system start to develop? - correct Answers -During the third week
When does the neural tube complete closure? - correct Answers -During the 4th week
Why is there an apparent "tail" during the embryonic period? - correct Answers -The brain and spinal
cord develop much more rapidly than other systems
When does the heart reaches final four chambered form? - correct Answers -In the sixth week
When is the abdomen large enough to contain all of its normal contents? - correct Answers -10 weeks
When does the embryo become a fetus? - correct Answers -Beginning 9 weeks after conception.
Starting in the 9th week where does blood formation occur? - correct Answers -Primarily in the liver but
shifts to the spleen by he end of the 12th week
When does the fetus begin excreting urine? - correct Answers -Between 9 and 12 weeks.
WITH UPDATED SOLUTIONS |GRADED A+ .
Differentiation of the external sexual organs is complete at how many weeks? - correct Answers -About
12 weeks
By which week of gestation does the female fetus have all of the ova that she will ever have? - correct
Answers -30th week
Morula - correct Answers -The name given to the conceptus (fertilized ovum) when it is a solid ball of
12-16 cells
What turns into the fetus? - correct Answers -The inner cell mass of the blastocyst
What develops into the placenta and fetal membranes? - correct Answers -The outer layer of blastocyst
cells
When does the conceptus enter the uterus? - correct Answers -About 3-4 days after conception
When the conceptus enters the uterus, how many cells does it contain? - correct Answers -About 100
How long does the conceptus linger in the uterus before beginning implementation? - correct Answers -
2-4 days
When does complete implantation occur? - correct Answers -Between the 6th and 10th days
Where does normal implantation occur? - correct Answers -The upper uterus, also called the fundus
List 3 reasons why the fundus is the best area for implantation and placental development. - correct
Answers -1. It is richly supplied with blood for optimal fetal gas exchange and nutrition
, 2. The lining is thick, preventing the placenta from attaching so deeply that it does not easily detach
after birth
3. It limits blood loss after birth because strong interlacing muscle fibers in this area compress open
vessels after the placenta detaches
When is the embryonic period? - correct Answers -3rd week through the 8th week
Prenatal growth and development patterns - correct Answers -1.Cephalocaudal
2. Central-to-peripheral direction
3. Simple-to-complex
4. General-to-specific
When does the central nervous system start to develop? - correct Answers -During the third week
When does the neural tube complete closure? - correct Answers -During the 4th week
Why is there an apparent "tail" during the embryonic period? - correct Answers -The brain and spinal
cord develop much more rapidly than other systems
When does the heart reaches final four chambered form? - correct Answers -In the sixth week
When is the abdomen large enough to contain all of its normal contents? - correct Answers -10 weeks
When does the embryo become a fetus? - correct Answers -Beginning 9 weeks after conception.
Starting in the 9th week where does blood formation occur? - correct Answers -Primarily in the liver but
shifts to the spleen by he end of the 12th week
When does the fetus begin excreting urine? - correct Answers -Between 9 and 12 weeks.
