NORMAL LABOR AND
DELIVERY
,NORMAL LABOR
Process by which the products of conception are
expelled from the uterus.
At least five factors affect process of labor and birth. Five
P’s:
Passageway (birth canal)
Powers (contractions)
Position of mother
Psychological response
Passenger (fetus and placenta)
,Factors Affecting Labor – cont’d
Passenger
Size of fetal head
Fetal presentation
Fetal lie
Fetal attitude
Fetal position
Placenta
, SACRUM
ILIUM
ISCHIAL SPINE
PUBIS COCCYX
SYMPHYSIS PUBLIS ISCHIUM