HD 201 E1 Samplex 2017 Flashcards
Normal sequence of events during male puberty
testicular enlargement, pubic hair, penile enlargement, growth spurt
True of theca cells
A. produces androstenedione
B. produces estrogen
C. more active during follicular phase
D. AOTA
A
Progesterone declines at about day 21 due of the reproductive cycle to
A. decline in FSH levels
B. decline in LH levels
C. NOTA
D. AOTA
B
Effect/s of progesterone
A. depression
B. increase respiratory rate
C. breast development
D. AOTA
D
Pregnant woman may demonstrate an intact hCG molecule at
7-9 days after midcycle surge of LH
In the fasting state, as glucose levels decrease, hPL levels
A. increase
B. decrease
C. stay the same
D. NOTA
A
Basic substrate for growth and development of the fetus
A. oxygen
B. amino acids
C. glycogen
D. lactate
A
Despite low oxygen tension, the fetus is able to maintain normal body function due to
relative hyperperfusion of the organ
Fetal response to hypoxemia that usually does not cause morbidity
A. decrease in REM sleep
B. blood redistribution
C. oxygen margin of safety
D. NOTA
C
Component/s of the essential intrapartum neonatal care protocol
A. thorough drying for 5 seconds
B. skin-to-skin contact
C. immediate cord clamping
D. AOTA
B
Effect of skin to skin contact
A. prevention of hyperglycemia
B. colonization of the newborn with maternal flora
C. AOTA
D. NOTA
B
3Initiates resumption of meiosis of the oocyte
luteinizing hormone
Granulosa cells immediately adjacent to the zona pellucida
corona radiata
Stage characterized by increased mitotic activity
follicular
Number of polar bodies produced in the development of ovarian follicles up to the antral stage
A. 0
B. 1
C. 2
D. 3
A
Milk letdown is a function of
oxytocin
Stimulation of milk production is a function of
prolactin
Morphologically, the mammary gland is a
A. compound tubule-acinar gland
B. branched tubule-acinar gland
C. spiral gland
D. NOTA
A
Breast structure underneath areola
A. lactiferous ductule
B. lactiferous sinus
C. alveolar unit
D. lactiferous acini
B
Resting mammary gland shows
A. thick lobular septa and branching ductal system
B. flat epithelial cells of secretory acini
C. dilated lactiferous ducts and acini
D. acidophilic material within lumen of acini
A
Shed as menses
functionalis layer
Experiences greatest change in the menstrual cycle
endometrium
Principal inductor in neural development
notochord
Gives rise to all embryonic tissue proper
epiblast
Mesoderm that gives rise to somites
paraxial mesoderm
Blood vessels from this structure pass through the fetal side of the placenta
A. decidua basalis
B. decidua parietalis
C. amnion
D. allantois
A
Structures comprising the placental barrier, except
A. fetal capillaries
B. mesenchyme
C. intervillous space
D. trophoblastic cells
C
Embryonic hormone that can establish presence of pregnancy
A. hPL
B. human placental growth hormone
C. human chorionic gonadotropin
D. chorionic thyrotropin
C
Presence of a messenchymal core
A. primary villi
B. seconday villi
C. tertiary villi
D. NOTA
C
Characteristic of the maternal side of the placenta
dull and lobulated
Characteristic of the fetal side of the placenta
smooth and shiny
Extraembryonic structure consisting of trophoblast plus the underlying extraembryonic mesoderm
chorion
Allantois is lined by cells arising from
A. ectoderm
B. mesoderm
C. endoderm
D. NTOA
C
Supports the embryo during first two months of pregnancy
corpus luteum
Oocyte completes its second meiosis at the
A. uterus
B. cervix
C. ampulla of the oviduct
D. infundibulum of the oviduct
C
Stage of embryonic development where the zona pellucida disappears
blastocyst
Product of meiosis
spermatid
Source of primitive germ cells
secondary yolk sac
During development of the embryo, the chorionic cavity is obliterated by the growth of the
amniotic cavity
A full term fetus born with ectopia cordis is a result of
failure of body folding
Development of this structure determines the body axis of the embryo
primitive streak
Appearance of two small cells adjacent to the oocyte indicates that the following event occured
fertilization
Type of blood seen in the intervillous space
A. fetal
B. maternal
C. both
D. neither
B
Placental villi which lies free in the intervillous space
terminal villi
Dark staining of the male germinal cells due to
chromatin
Sertoli cells are distinguishable from the germinal cells in the seminiferous tubules under light microscopy due to which feature
A. lateral concavities
B. lack of flagella
C. irregular nucleus above spermatogonia layer
D. attachment to the basal lamina
C
Spermatocytogenesis does not involve
A. chromosomal migration
B. allele exchange
C. centriole elongation
D. stem cell replication
C
Acrosomal cap is a product of
Golgi apparatus
Polar bodies in male germ cells is extruded during which stage
spermatozoa
Pregnancy test becomes positive only after
A. fertilization
B. apposition
C. invasion of uterine epithelium by syncitiotrophoblast
D. invasion of uterine vasculature by the implanting embryo
D
The embryo is safe from noxious stimuli from its mother because
A. it loses the zona pellucida
B. of implantation
C. A and B
D. NOTA
C
Earliest structure to appear in the uterine cavity on ultrasound ruling out ectopic pregnancy
A. gestational sac
B. yolk sac
C. heart beat
D. NOTA
A
ART method of choice for tubal occlusion
IVF embryo transfer
Pre-implantation diagnosis of genetic disorder in IVF necessitates extraction of this structure from the embryo for examination
8-cell blastomere
The fetus may gain as much as 200-300 g per week during the
last 4 weeks in utero
The haploid oocyte is formed after
sperm penetration of the ovum
Estimation of gestational age during the 7th to 14th week is done by ultrasound measurement of the
crown-to-rump length
Period of rapid brain development in fetal life is between
25-32 weeks
Prenatal growth is mainly dependent on
insulin growth factor
Estimated time of birth computed from the first day of the last menses is after
40 weeks
Estimated time of birth computed from the day of fertilization is after
38 weeks
Part of the fetus with biggest circumference that has to pass through the birth canal during childbirth
A. cranium
B. waist
C. hips
D. chest
A
True of fetal period, except
A. period of rapid growth
B. noxious stimuli cause severe birth defects
C. period of maturation of organ system
D. NOTA
B
Functions of the vernix caseosa, except A. lubrication B. water repellant C. anti-aging D. cooling
C
