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Chapter 17 Quiz
Return to Animal Physiology 4e Student Resources
Chapter 17 Quiz
Quiz Content
*
not completed
.
The term that refers to the increase in luteinizing hormone within an hour after copulation in a female rabbit is
estrus.
correct
incorrect
spontaneous ovulation.
correct
incorrect
induced ovulation.
correct
incorrect
delayed implantation.
correct
incorrect
*
not completed
.
_______ is the process in which the female produces eggs that do not require sperm to develop into an adult.
Parthenogenesis
correct
incorrect
Hermaphroditism
correct
incorrect
Cloning
correct
incorrect
Haploid zygoticism
correct
incorrect
*
not completed
.
Which statement regarding semelparity is true?
An octopus is considered a semelparous species.
correct
incorrect
Most species of animals are semelparous.
correct
incorrect
A human is considered a semelparous species.
correct
incorrect
Semelparity is very uncommon among insects.
correct
incorrect
*
not completed
.
The hormone melatonin has strong effects on _______, and therefore also affects reproduction.
the nutritional environment
correct
incorrect
the social environment
correct
incorrect
photoperiod
correct
incorrect
temperature
correct
incorrect
*
not completed
.
The process by which fertilization is decoupled from the full development of the embryo is called
postpartum estrus.
correct
incorrect
embryonic diapause.
correct
incorrect
ovulation.
correct
incorrect
sperm storage.
correct
incorrect
*
not completed
.
An animal that begins as female and later changes its sex to become a male is most accurately referred to as
a hermaphrodite.
correct
incorrect
protandrous.
correct
incorrect
protogynous.
correct
incorrect
a sequential hermaphrodite.
correct
incorrect
*
not completed
.
The spike of luteinizing hormone during the menstrual cycle of a woman causes
menstruation.
correct
incorrect
ovulation.
correct
incorrect
estrus.
correct
incorrect
endometrial regression.
correct
incorrect
*
not completed
.
After the follicle ruptures during _______, it becomes the _______.
menstruation; corpus luteum
correct
incorrect
estrus; secondary oocyte
correct
incorrect
fertilization; secondary oocyte
correct
incorrect
ovulation; corpus luteum
correct
incorrect
*
not completed
.
Which physiological process takes place because of a hormone-level drop?
Ovulation
correct
incorrect
Growth of the corpus luteum
correct
incorrect
Estrus
correct
incorrect
Menstruation
correct
incorrect
*
not completed
.
In a female mammal, _______ cells are capable of producing androgens.
Leydig
correct
incorrect
theca
correct
incorrect
granulosa
correct
incorrect
Sertoli
correct
incorrect
*
not completed
.
Which statement regarding estrogen in late pregnancy is
false
?
Estrogen levels increase during late pregnancy.
correct
incorrect
Estrogen stimulates the release of oxytocin.
correct
incorrect
Estrogen stimulates myometrial cells in the uterine smooth muscle to produce receptors for oxytocin.
correct
incorrect
Estrogen stimulates myometrial cells in the uterine smooth muscle to produce gap junctions.
correct
incorrect
*
not completed
.
Sperm are produced in the
seminiferous tubules.
correct
incorrect
seminal vesicles.
correct
incorrect
vas deferens.
correct
incorrect
epididymis.
correct
incorrect
*
not completed
.
The hormone that directly stimulates Leydig cells to secrete androgens is
testosterone.
correct
incorrect
estrogen.
correct
incorrect
luteinizing hormone.
correct
incorrect
follicle-stimulating hormone.
correct
incorrect
*
not completed
.
Which statement about the trophoblast is true?
Cells from the trophoblast include cells from the developing embryo and cells that will help form the placenta.
correct
incorrect
Cells from the trophoblast contribute to the formation of the placenta.
correct
incorrect
Cells from the trophoblast will ultimately develop into the newborn individual.
correct
incorrect
Cells from the trophoblast are produced immediately following the acrosomal reaction.
correct
incorrect
*
not completed
.
Fertilization usually takes place in the
oviduct.
correct
incorrect
ovary.
correct
incorrect
uterus.
correct
incorrect
cervix.
correct
incorrect
*
not completed
.
During mammalian pregnancy, implantation of the _______ usually takes place in the _______.
zygote; uterus
correct
incorrect
zygote; endometrium
correct
incorrect
blastocyst; myometrium
correct
incorrect
blastocyst; endometrium
correct
incorrect
*
not completed
.
In a primate or a horse, the hormone that prevents the corpus luteum from degenerating is
progesterone.
correct
incorrect
estrogen.
correct
incorrect
chorionic gonadotropin.
correct
incorrect
follicle-stimulating hormone.
correct
incorrect
*
not completed
.
Which hormone can be measured to detect early pregnancy in a primate?
Chorionic gonadotropin
correct
incorrect
Progesterone
correct
incorrect
Estrogen
correct
incorrect
Follicle-stimulating hormone
correct
incorrect
*
not completed
.
Which hormone has a more pivotal, clearly defined function in females than in males?
Luteinizing hormone
correct
incorrect
Oxytocin
correct
incorrect
Prolactin
correct
incorrect
Both oxytocin and prolactin
correct
incorrect
*
not completed
.
Which hormone is
not
directly involved in the process of lactation?
Prolactin
correct
incorrect
Dopamine
correct
incorrect
Thyrotropin-releasing hormone
correct
incorrect
Vasopressin
correct
incorrect
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