28/01/2025 20:41:14
Obstetrics 1
The narrowest portion of the uterus
Cervix
The process by which an oocyte dies
atresia
The top of the uterus
funds
Junction of the cervix and the vagina
external os
What are the three layers of tissue in the uterus?
perimetrium, myometrium, endometrium
An incision in the perineal skin made to prevent tearing during childbirth
episiostomy
Begins to produce hormones designed to support the pregnancy until the placenta
has developed
corpus luteum
What are the seven functions of the placenta?
transport nutrients, excrete waste, harmful substance barrier, respiratory gas
exchange, transfer heat, hormone production, produces antibodies
A mucoid material found in the interior of the umbilical cord which keeps it from
becoming knotted
Wharton's jelly
How many arteries does the umbilical cord contain?
two
how many veins does the umbilical cord contain?
one
What is the purpose of arteriovenous shunts?
They bypass the fetus's lung until birth
What is he volume of amniotic fluid at the end of pregnancy?
1L or 1000mL
How is the time of pregnancy calculated?
from the first day of he last menstrual period
How many total weeks of pregnancy are there?
40
How many liters of blood does the average woman have available as total circulating
volume?
4 to 5L
During vaginal delivery, a woman may lose as much as ...mL of blood and ... in a c-
section
500, 1000
Why do pregnant women have a heightened need for iron?
increased red blood cells
How many beats does the pregnant woman's heart rate increase by?
15 to 20 BPM
Cardiac output increases to about ...% more than before prenancy
40
Why should you transport a pregnant woman on her left side?
Obstetrics 1
The narrowest portion of the uterus
Cervix
The process by which an oocyte dies
atresia
The top of the uterus
funds
Junction of the cervix and the vagina
external os
What are the three layers of tissue in the uterus?
perimetrium, myometrium, endometrium
An incision in the perineal skin made to prevent tearing during childbirth
episiostomy
Begins to produce hormones designed to support the pregnancy until the placenta
has developed
corpus luteum
What are the seven functions of the placenta?
transport nutrients, excrete waste, harmful substance barrier, respiratory gas
exchange, transfer heat, hormone production, produces antibodies
A mucoid material found in the interior of the umbilical cord which keeps it from
becoming knotted
Wharton's jelly
How many arteries does the umbilical cord contain?
two
how many veins does the umbilical cord contain?
one
What is the purpose of arteriovenous shunts?
They bypass the fetus's lung until birth
What is he volume of amniotic fluid at the end of pregnancy?
1L or 1000mL
How is the time of pregnancy calculated?
from the first day of he last menstrual period
How many total weeks of pregnancy are there?
40
How many liters of blood does the average woman have available as total circulating
volume?
4 to 5L
During vaginal delivery, a woman may lose as much as ...mL of blood and ... in a c-
section
500, 1000
Why do pregnant women have a heightened need for iron?
increased red blood cells
How many beats does the pregnant woman's heart rate increase by?
15 to 20 BPM
Cardiac output increases to about ...% more than before prenancy
40
Why should you transport a pregnant woman on her left side?
