Human Physiology Unit 04 Review D: Reproductive Question Preview (ID: 37876)
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Which of the following would be found in normal somatic cells of women but not men?
a) Barr body
b) Y chromosome
c) X chromosome
d) 22 pairs of autosomal chromosomes
What is the procedure in which some amnionic fluid is aspired in order to obtain sloughed off fetal cells for examination?
a) amniocentesis
b) placentocentesis
c) uterocentesis
d) choriocentesis
How many sperm are produced from one spermatogonium?
a) four
b) two
c) eight
d) one
how many ova are produced from each oogonium?
a) one
b) two
c) four
d) eight
What are the small cells produced by the uneven cytoplasmic divisions of oogenesis?
a) polar bodies
b) Barr bodies
c) follicles
d) antra
What is formed following ovulation from the empty follicle due to LH influence?
a) corpus luteum
b) macula lutea
c) lutea albia
d) lutea densa
The LH surge triggers
a) ovulation
b) menses
c) endometrial proliferation
d) lactation
initiation of labor involves all of the following EXCEPT
a) human Chorionic Gonadotropin (hCG) from the placenta
b) DHEAS from the fetal adrenal gland
c) cortisol from mother and fetus
d) Corticotropin Releasing Hormone from the placenta
the first event to occur during foetal development of the reproductive system would be
a) formation of the mullerian ducts
b) formation of the vagina
c) onset of testosterone production
d) degeneration of the wolfian ducts
The secretory phase of the uterine cycle occurs when the ovary is in the
a) luteal phase
b) follicular phase
c) ovulatory phase
d) interphase
Development of the mammary gland during gestation
a) is stimulated by estrogens.
b) requires the permissive effects of insulin, testosterone, and cortisol
c) is inhibited by estrogens.
d) is elevated when dopamine is administered
If a male (as opposed to the alternative?) has his testes removed following testicular cancer, which of the following is likely to occur
a) increased levels of GnRH
b) increased testosterone
c) decreased FSH/ LH secretion
d) increased secretion of MIF
Which is NOT characteristic of a mature follicle?
a) the oocyte has completed meiosis II
b) contains a secondary oocyte
c) has a fluid-filled antrum
d) its granulosa cells secrete estradiol
The fetal development of female reproductive organs is
a) the default, requiring no specific factors
b) triggered by estrogen
c) caused by genes present on only the X chromosome
d) triggered by LH and FSH from the pituitary
an individual with an XY genotype that lacked testosterone receptors would
a) have internal testes, female external genitalia, and female secondary sexual characteristics
b) lack gonads
c) have both testes and ovaries, but no external genetalia
d) develop gynomastia, but have more within- hemisphere than between hemisphere brain connections
A follicle that does not complete development as a mature follicle will
a) undergo follicular atresia
b) rest until next month
c) revert to a primordial follicle
d) undergo meiosis
What hormone is secreted by the anterior pituitary that stimulates production of milk proteins?
a) prolactin
b) oxytocin
c) hCG
d) MSH
what hormone stimulates milk letdown?
a) oxytocin
b) prolactin
c) secretin
d) aldesterone
the fluid filled space in the follicle that provides the hydrostatic pressure to eject the oocyte is called the
a) antrum
b) graffian space
c) enterofollicular vaculole
d) Bob
the correct order of development is
a) gametes - fertilization- zygote- blastula- implantation- embryo- fetus
b) zygotes- fertilization- gametes- blastocyst- implantation- embryo- fetus
c) fartilization- morula- blastocoel- blastocyst- implantation- embryo- fetus
d) gametes- zygote- morula- blastula- fetus- implantation- embryo
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