NURSING DURING LABOR AND DELIVERY QUIZ

the fetal body part that will initially contact the cervix

a series of events by which uterine contractions expel the fetus and the placenta from the woman’s body

refers to the relationship of the presenting part of the fetus to the level of the ischial spine

enlargement of the cervical canal from an opening a few millimeters wide to one large enough to permit passage of the fetus

because of decreased blood supply and functional capacity, the uterus starts to contract

also known as the “nesting instinct” caused by the hormone epinephrine

parts of contractions

“butter softness” of the cervix

after the delivery of the head, it rotates back to position prior to engagement

fetus goes down in the birth canal

the uterus becomes round and firm, rising up to the level of the umbilicus. The earliest sign of placental separation

types of placental delivery

initiation of labor results from the release of arachidonic acids produces by steroid action on lipid precursors

factors affecting labor and delivery

dark red color, days 1-3 after delivery; consists of blood and cellular debris from decidua

the decreasing amount of progesterone initiates uterine motility

pinkish brown, days 4-10; mostly serum, some blood, tissue debris

LABOR, considered as a stressful event, stimulates the hypophysis to produce oxytocin from the posterior pituitary glands causing contraction of the smooth muscles of the body

increase prostaglandin synthesis which in turn causes uterine contractions

painless, irregular uterine contractions

4 main pelvic types

yellowish white, days 11-21; mostly leukocytes, with decidua, epithelial cells, mucus