Pl Flashcards
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What is the primary function of the placenta?
The primary function of the placenta is to provide nutrients and oxygen to the developing fetus while removing waste products.
True or False: The placenta is an organ that develops only during pregnancy.
True
Fill in the blank: The placenta is formed from both ______ and maternal tissues.
fetal
What are the two main parts of the placenta?
The two main parts of the placenta are the chorion and the decidua.
Which hormone is primarily produced by the placenta during pregnancy?
Human chorionic gonadotropin (hCG)
What is the role of the umbilical cord in relation to the placenta?
The umbilical cord connects the fetus to the placenta, transporting nutrients and waste.
Multiple Choice: Which of the following is NOT a function of the placenta? A) Nutrient transfer B) Hormone production C) Blood filtration D) Waste removal
C) Blood filtration
True or False: The placenta acts as a barrier to all substances.
False
What is the condition called when the placenta partially or completely covers the cervix?
Placenta previa
Fill in the blank: The placenta produces ______ to help maintain pregnancy.
progesterone
What is the term for the outer layer of the placenta?
Chorion
True or False: The placenta can be considered a temporary organ.
True
What is the significance of the placental barrier?
The placental barrier regulates the exchange of substances between maternal and fetal blood.
Multiple Choice: What is a common condition associated with placenta dysfunction? A) Gestational diabetes B) Eclampsia C) Placental abruption D) All of the above
D) All of the above
What does the term ‘placental insufficiency’ refer to?
Placental insufficiency refers to the placenta’s inability to deliver adequate nutrients and oxygen to the fetus.
Fill in the blank: The placenta is expelled from the body during the ______ stage of labor.
third
What is the role of the decidua in the placenta?
The decidua is the maternal tissue that provides support and nutrients to the placenta.
True or False: The placenta can store nutrients for the fetus.
True
What is the average weight of a human placenta at term?
Approximately 500 grams (1.1 pounds)
Multiple Choice: Which of the following structures is NOT part of the placenta? A) Amniotic sac B) Chorionic villi C) Decidua D) Umbilical artery
A) Amniotic sac
What is the function of chorionic villi in the placenta?
Chorionic villi increase the surface area for nutrient and gas exchange between maternal and fetal blood.
Fill in the blank: The placenta can produce ______ that affect maternal metabolism.
hormones
What is the primary mode of gas exchange in the placenta?
Diffusion
True or False: The placenta is directly connected to the mother’s bloodstream.
False
