female anatomy, male anatomy, embryogenesis, hormones
what structure is the hashed line demarcating and what is it’s function?
cervix
secretion of mucus
what is the name of the ovarian structure that houses the oocyte?
follicle
the parts pointed to with arrows labeled A are the left and right _____________
uterine horns
what are the tubular structures outlined by the hashed lines that arrows are pointing to? name the species it came from
oviducts
goat
the ovary shown is from a species that develops multiple preovulatory follicles every reproductive cycle. what species is this ovary from?
cow
horse
pig
gorilla
pig (only option that carries multiple fetuses)
in some species the mesosalpinx almost completely surrounds the ovary. name the species who’s reproductive tract has this adaptation
dog
name the species this reproductive tract is from
cat
identify the structure pointed to with arrows
labia
what ovarian area is marked with #3? to which animal does it belong?
ovulation fossa
horse
part of the broad ligament that suspends the oviduct in the body cavity is the ____________
mesosalpinx
what is the arrow labeled A pointing to?
ovary
what hormone is produced by the main reproductive male organ that also produces gametes?
testosterone
what is the name of the region of the penis demarcated by the dotted line labeled #7?
sigmoid flexure
identify the structure labeled #3 and the species
penis
dog
name a function of the structure labeled #20
sperm storage
pick the number and letter that labels the glans penis of the stallion
11b
name the species this tract came from
cat
which cells produce the main hormone in the testis?
leyding cells
classify the type of penis in this structure
vascular
the epididymis is formed by 3 parts. in order from the testis to the vas deferens they are the:
head (caput)
body (corpus)
tail (cauda)
which of the following species has no seminal vesicles (vesicular glands)
boar
dog
bull
ram
dog (only accessory gland is the prostate)
identify the structure labeled A
testis
which of the following does not contain any part of neurons?
PVN
posterior pituitary
anterior pituitary
surge center
anterior pituitary
cryptorchidism
failure of one or both testis to descend
during embryonic development of the gonads, the ______ becomes the supportive tissue and the _______ becomes the functional tissue in the male
cortex
medulla
which of the following structures is NOT originated from the paramesonephric ducts in the female?
oviduct
uterus
cervix
ovaries
ovaries
in absence of SRY, the gonads develop into the
ovary
how would external genitalia develop during embryonic development of an XY individual that lacks the androgen receptor?
female
the genital tubercle gives rise to (male and female)
glans penis in male
clitoris in female
which statement is FALSE regarding sexual differentiation?
SRY expression determines differentiation into female tract
SRY gene stimulates production of SRY protein only in males
SRY is expressed only in cells of the primitive sex cord
SRY protein = TDF (testis determining factor)
SRY expression determines differentiation into female tract
expression of SRY gene induces _________ cells to secrete AMH
sertoli
the gubernaculum is
a ligamentous structure attached to the testis that grow toward and into the scrotum
which duct system will develop in a typical XX individual?
mullerian
which of the following proteins is involved in the mechanism of action of LH and FSH at the target tissue?
nuclear receptors
mRNA
adenlyate cyclase
receptors of Golgi apparatus
andelyate cyclase
which of the following hormones circulates bound to plasma proteins?
FSH
estrogen
prolactin
GnRH
estrogen
glycoprotein hormone that stimulates ovulation and luteal formation
LH
which of the following contains nerve cell bodies, axons, and nerve terminals?
anterior pituitary
hypothalamus
rathke’s pouch
posterior pituitary
hypothalamus
which of the following choices is the best example of a neuroendocrine reflex?
milk letdown initiated by suckling calf
contraction of tunica darts initiated by temperature receptors
contraction of arm muscles initiated by touching a hot pad with fingers
perspiration through scrotal sweat glands initiated by temperature sensors
milk letdown
which of the following choices is sensitive to positive feedback by estrogen?
hypothalamic tonic center
hypothalamic surge center
pineal gland
posterior pituitary gland
surge center
20 carbon fatty acid that plays roles in ovulation and luteal regression
prostaglandin F2a
where is oxytocin released into the bloodstream?
posterior pituitary
what does a target cell have that is necessary for it to be responsive to a specific hormone?
a receptor