Ch. 12

• Conception Terms to Know:

  • Process of the E_ formation - O_
  • Process of the S_ formation - S_
  • Ovum considered fertile for about _ _ after ovulation
  • Sperm remains viable in a woman's reproductive system for an average of _ to _ D_?

  egg, oogenesis, sperm, spermatogenesis, 24 hours, 2 to 3 days
• Fertilization

  • Z_ - F_ C_ of I_ and S_ and E_
  • M_ - _ C_ at about _ days
  • B_ - W_ S_ of D_ embryo?

  zygote, first cell, individual, sperm, egg, morula, 16 cells, 3, blastocyst, whole structure, developing
• Implantation:

  • _ to _ days after conception
  • C_ V_ transfer of O_ and N_ and W_
  • D_ B_ is the M_ S_ of the placenta?

  6, 10, Chorionic Villi, oxygen, nutrients, waste, decidua basalis, mother side
• Embryo and Fetus:

  • Pregnancy last _ days
  • Development of embryo lasts from day _ until _ _ after conception?

  280, 15, 8 weeks
• Embryo and Fetus:

  • Chorion - cover F_ S_ of the P_
  • Amnion - I_ C_ M_, F_ F_?

  fetal side, placenta, inner cell membrane, fluid filled
• Amniotic Fluid:

  • Have _ to _ cc or ml at term
  • Functions include
  • T_ for the fetus
  • O_ F_ and R_ for W_
  • Assists with F_ and E_
  • Fetal C_ and M_ development
  • A_ F_
  • H_ stimulation?
  • 700, 1000, thermoregulation, oral fluid, repository, waste, fluid, electrolyte, cushing, muscle, antibacterial factors, hearing
• Amniotic Fluid:

  • Oligohydramnios is less than _ ml which is P_
  • Polyhydramnios is greater than _ L which indicates P_ H_?

  300, problematic, 2, postpartum hemorrhage
• Embryo Development:

  • Yolk sac - Assists in T_ M_ N_ and O_ initially and forms in G_ tract
  • Umbilical cord - _ Arteries and _ vein
  • Arteries are A_ from fetus
  • Veins are T_ the fetus
  • Wharton's Jelly - P_ C_ of the V_
  • Nuchal Cord - goes A_ the N_?

  transferring maternal nutrients, oxygen, GI, 2, 1, away, toward, prevents compression, vessels, around, neck
• Placenta:

  • Completed by the _ week
  • E_ function and M_ functions
  • Adequate C_ necessary for placental function if not C_ if impacted?

  12, endocrine, metabolic, circulation, complications
• Hormones of Placenta:

  • H_ nourishes the baby until the placenta is complete, high with pregnancy
  • H_ is the growth hormone and more G_ in the B_
  • P_ - helps with L_ of the uterus and P_ L_
  • E_ - Uterine G_ and P_ blood flow?

  hcg, hpl, glucose, blood, progesterone, lining, preterm labor, estrogen, growth, placental
• Fetus:

  • _ weeks until E_ of P_
  • Viability - Capability of F_ to S_ O_ of the uterus?

  9, end, pregnancy, fetus, survive outside
• Multifetal pregnancy:

  • D_ from 2 mature eggs and N_ I_
  • M_ one ova divides and L_ a L_
  • Conjoined - M_ but cleavage I_?

  Dizygotic, not identical, monozygotic, look, like, monozygotic, incomplete
• Environmental Factors:

  • Maternal N_, A_, and H_
  • M_
  • V_
  • S_
  • T_?

  nutrition, age, health, medications, viruses, stress, teratogens