week 1 Flashcards
formation of a viable zygote
conception
process that interferes with normal ovulation, fertilization, and implantation
contraception
the period of development in the uterus from conception until birth
gestation
formation and development of germ cells, oocytes, and spermatocyte
gametogensis
union of spermatozoal nucleus with egg nucleus to form primary nucleus of embryo
fertilization
What is the term for the innermost layer of the uterine wall , the lining where the fertilized ovum implants?
endometrium
In order to place a catheter, the nurse must visualize the female urethra.
Which phrase best describes where the female urethral opening is located?
Between the clitoris and the vaginal opening
Where, in the female anatomy, does fertilization typically occur?
ampulla of fallopian tube
At approximately 3 weeks after conception, the fertilized ovum differentiates into THREE primary germ layers. All of the fetal tissues and organs develop from these three germ layers.
What is the middle germ layer called and what does this middle layer give rise to?
Mesoderm; bones, muscles, cardiovascular system
in a healthy pregnancy, maternal and fetal blood never mix.
Where in the placenta - on a microscopic level - does the transfer of oxygen and nutrients occur between mother and fetus?
Intervillous space