F- Full Term Fetus Purple Model

Fetus at full term ( 38 weeks gestation 6 ½ - 7 ½ lbs , 20 in long )

umbilical cord

placenta

amniotic sac

wall of uterus

cervix or neck of uterus

plane of inlet of birth canal (upper opening of true pelvis)

plane of inlet of birth canal (upper opening of true pelvis)

plane of outlet of birth canal ( narrowest part of the pelvis outlet in which the baby must pass)

plane of outlet of birth canal ( narrowest part of the pelvis outlet in which the baby must pass)

tissues of the pelvic floor

fornix of the vagina

vagina

vaginal opening

labia minora

labia majora

clitoris

pubic symphysis

sacrum

coccyx with sacrum

urinary bladder

urethra

urethral orifice

rectum

anal canal

anal sphincter

anus

linea alba

cauda equina

lumbar vertebrae

umbilical cord

contains two arteries and one vein and connects the fetus to the placenta

what does the umbilical cord contain?

umbilical vein

carries oxygenated blood back to the fetal heart

what does the umbilical veins do?

umbilical arteries

carries deoxygenated blood away from the fetal

what do the umbilical arteries do?

myometrium

dotted line indicating division between maternal and fetal blood

amniotic fluid