repro practice exam

What tissue in responsible for detecting a pregnancy or initiating luteolyis?

the uterus

FSH and LH are produced by the posteroir or anterior pituitary

anterior

Which of the following does not contribute seminal plasm to form semen in a BOAR

ampulla

the region of the ovary that does not contain developing oocytes in follices is termed the

medulla

True or False: the sigmoidal “s” shape is a characteristic of fibroelastic penises

true

True or False: Cavernous Penises do not have retractor muscles

false

the specialized distal end of the mammalian penis is termed the what?

glans penis

true or false ewes have caruncles in their uterus

true

the uterus of a primate is classified as

simplex

the broad ligament holding the uterine tube (oviduct) is called the

mesosalpinx

the female reproductive tract is best described as located

retroperitoneal

true or false: rectal palpation can be used to determine information on the stage of the estrous cycle

true

in ruminants what are caruncles

vascularized tissue mounds

true or false: granulosa cells produce and release estradiol (estrogen)

true

what structure forms immediately following ovulation?

corpus hemorrhagicum (red body)

a follicle with two layers of granulosa is at which stage?

secondary

what structure seperates the theca and granulosa cells in an ovarian follicle

basement membrane

true or false: the cervix serves as a sperm barrier following copulation in mares

false

the process of forming a corpus luteum is termed what

luteinization

a scrotum location in a bull is characterized as

inguinal

the sperm enter the epididymis at a region called the

epididymis head

true or false: sperm cells produce testerone

false

true or false: a dominant follicle is always at the tertiary stage

true

in what region of the uterine tube does fertilzation occur

ampullary isthmic junction

during ultrasound structures filled with water appear

black

the layer of the uterus in contact with a developing embryo is called what

endometrium

true or false: stallions have the accessory sex glands called vesicular glands

true

what is the primary function of vaginal acidity

prevent bacteria infections

where would you find a 4-cell stage embryo within the female tract

uterine tube

what types of muscle layers are found in the myometrium

longitudinal and circular smooth muscle

true or false: the opening of the cervi intot he vagina is termed the external os

true

true or false: sows/gilts have a fornix vaginae

false

order the early embryo development stages from 1 to 5

zygote- 2 cell embryo- 4 cell embryo- morula- blastocyst

order of muscle layers leaving the lumen

mucosal layer- sub-mucosal layer- muscularis layer- serosa layer

graefian or dominant follicle

a follicle that is competent to ovulate

corpus luteum (yellow body)

the structure that produces progesterone and supports a potential pregnancy

primordial follicle

the follicle stage that can last years (paused stage)

Corpus Albicans

the structure remaining on the ovary following ovulation, corpus luteum, and luteolysis

primary follicle

an oocyte with a single layer of cuboidal granulosa cell

cortex

the region of an ovary that contains follicles

antral follicle (tertiary stage follicle)

an oocyte with several layers of granulosa cells and biastoel

corpus hemorrhagicum (red body)

the first structure formed on the ovary after the egg is ovulated

Leydig Cells

the support cell that is not present in the seminiferous tubule that produced testerone

seminiferous tubules

the location that sperm are made

seminal plasma

the fluid produced by the accessory sex glads

ampulla gland

the accessory sex gland present on the ends of the ductus deferens

sertoli cells

the support cell that as in contract with developing sperm

epididymis tail

the location where sperm are stored prior ejaculation

bulbourethral gland

the accessory gland that is responsible for the final semen gel fraction in boars