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Human Development
st430 predictor test
| Question | Answer |
|---|---|
| Which word refers to milk production by the mammary glands? | Lactation |
| Which of the following is (are) most associated with the following: areola, suspensory ligaments, lactiferous ducts, and alveolar glands? | Breasts |
| What is the name of the developmental process that refers to the shaping of the cell cluster? | Morphogenesis |
| Which of these hormones is released in response to suckling and activation of the hypothalamus and neurohypophysis? | Oxytocin |
| Which of the following is divided into trimesters? | Pregnancy |
| This structure carries oxygenated blood from the placenta to the fetus. | Umbilical vein |
| Which of the following best describes the amnion, chorion, yolk sac, and allantois? | Extraembryonic membranes |
| Which of the following is true of implantation? | It occurs within the uterus. |
| How is a child with X and Y chromosomes best described? | Male |
| Which structure is commonly called the bag of water (it breaks prior to delivery and often signals the onset of labor)? | Amniotic sac |
| Which of the following is most apt to develop in response to compression of the umbilical cord? | : Fetal hypoxemia |
| Which of the following is the latest stage of development? | Blastocyst |
| The fimbriae sweep the ovum into which structure immediately following ovulation? | Fallopian tube |
| Which group is incorrect? | Extraembryonic membranes: graafian follicle, chorion, yolk sac |
| The chorionic villi sit in blood-filled endometrial spaces called: | the lacunae. |
| The milk let-down reflex is most associated with: | oxytocin. |
| Which of the following is formed when the chorionic villi burrow into the endometrial lining? | Placenta |
| In the later stages of pregnancy, most of the mother’s estrogen and progesterone comes from the: | placenta. |
| Which group is incorrect? | Embryonic structures: zygote, blastomere, morula, blastocyst |
| Which of the following is most descriptive of a zygote? | Fertilized ovum |
| Which of the following is least characteristic of hCG? | Exerts an oxytoxic effect. |
| From week 3 to week 8, the baby-to-be is called a(n): | embryo. |
| Which hormone is secreted by the trophoblastic cells during implantation and helps preserve the corpus luteum? | hCG |
| Which of the following is least related to the sex chromosomes? | Autosomes |
| The conversion of the corpus luteum to the corpus albicans: | is characteristic of the nonpregnant state. |
| Which of the following literally means “monster-producing”? | Teratogenic |
| Which group is incorrect? | Stages of labor: dilation, expulsion, lactation |
| Which of the following prevents the deterioration of the corpus luteum during early pregnancy? | Human chorionic gonadotropin |
| Which of the following is an ovarian event? | Maturation of the graafian follicle |
| The blastocyst: | lives in the uterus. |
| Which of the following describes the consequence of this event: two ova are fertilized by two different sperm? | Dizygotic twins |
| Which of the following is true regarding lactation? | Suckling stimulates the sensory nerves of the milk let-down reflex |
| Which hormone literally means “swift birth” and assists in labor? | Oxytocin |
| What is the name of the fine downy hair that covers the fetus? | Lanugo |
| Fertilization is most apt to occur when sexual intercourse takes place close to: | ovulation. |
| In addition to acting as an exchange site between the mother and fetus, the placenta also secretes: | estrogen and progesterone. |
| Which of the following is the first event? | Implantation |
| Which of the following is a disc like structure where the fetal and maternal circulations meet (baby eats, excretes, and breathes at this site)? | Placenta |
| Which of the following is most related to fertilization? | 23 chromosomes plus 23 chromosomes |
| What is the hormonal basis of the pregnancy test? | Human chorionic gonadotropin (hCG) |
| Which cream cheese like substance is secreted by baby’s sebaceous glands and protects the skin from the amniotic fluid? | Vernix caseosa |
| Which of the following develops first? | Zygote |
| A mother-to-be infected with the rubella virus gives birth to a child with multiple birth defects. Which of the following is descriptive of the defects? | Congenital |
| With which word is fetal alcohol most associated? | Teratogen |
| Which group is incorrect? | Stages of labor: dilation, expulsion, placental, embryonic |
| What “lives” in the fallopian tube for a brief period of time? | A zygote |
| Who or what determines the gender of the baby? | Father |
| Afterbirth refers primarily to which structure? | Placenta |
| Which of the following give(s) rise to the endoderm, mesoderm, and ectoderm? | Primary germ layers |
| What term describes the ectoderm, mesoderm, and endoderm? | Primary germ layers |
| What is the outer extraembryonic membrane that forms fingerlike projections called villi and helps form the placenta? | Chorion |
| What is the baby-to-be called after 9 weeks of development? | Fetus |
| Which of the following is an example of nondisjunction? | Down syndrome |
| Which of the following is most related to human chorionic gonadotropin (hCG)? | Corpus luteum |
| Which of the following is accomplished during the eighth month of fetal development? | Baby fattens up. |
| Which of the following is true of parturition? | Both The fetus becomes a neonate and Refers to the birth process. |
| Which of the following is most associated with organogenesis? | Embryonic period |
| Which of the following is least true of prolactin? | Plays the primary role in the milk let-down reflex. |
Created by:
editsuchan
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