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Purdue ANSC 333 Final Exam Review.
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Purdue ANSC 333 Final Exam Review.
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Purdue ANSC 333 Final Exam ReviewT/F
The ovarian structures in the ewe are housed in the cortex of the ovary. - ANS-True
T/F
An ovulated egg in a sow will first enter the infundibulum then the isthmus then the
ampulla. - ANS-False
T/F
The anterior pituitary gland is considered neural tissue. - ANS-False
T/F
Following ovulation the large luteal cells in the corpus luteum form from the granulosa
cells in the follicle - ANS-True
T/F
Testosterone produced by the testes is a steroid hormone that functions in
spermatogenesis. - ANS-True
T/F
The pituitary gland is an endocrine glad that secretes the hormone FSH, a steroid
hormones, into the blood to act on the ovary as its target tissue - ANS-False
T/F
FSH, a protein hormone, binds to receptors within the nucleus of the granulosa cells -
ANS-False
T/F
The bull has a fibroelastic penis that does not increase in size significantly during
erection. - ANS-True
The tight junctions between Sertoli cells in the seminiferous tubules divide the tube into
two distinct areas; the ______ compartment closest to the basement membrane and the
_____ compartment closest to the lumen of the tubule. - ANS-basal, adluminal
Which of the following describes a primordial follicle - ANS-primary oocyte surrounded
by a single layer of squamous cells
, What type of ELISA involves a secondary antibody being added to bind open sites on
the primary antibody. - ANS-Sandwich
What best describes a prepubertal cow that is 6 months old? - ANS-Low GnRH, low
FSH and LH, presence of a GnRH surge center
Around the time of puberty, a ewe may ovulate without expressing estrus. What term
best describes this situation? - ANS-Silent Ovulation
The letter 'S' in the term ELISA stands for? - ANS-Sorbent
An exogenous chemical that interferes with hormone action, such as BPA, is known as
an? - ANS-endocrine disruptor
What is an example of negative feedback? - ANS-Parathyroid hormones causes
calcium release, high calcium reduces parathyroid hormone levels
In the formulation of blood clots, platelets release their granular contents that then act
on neighboring platelets to cause them to release their granular contents. This is an
example of? - ANS-paracrine signaling
What BEST describes puberty in females - ANS-age w hen she can accomplish
reproduction successfully
Which of the following are endocrine gland?
a. placenta
b. pineal
c. liver
d. ovary
e. prostate
f. uterus - ANS-placenta
liver
Which of the following cells form the blood-testes barrier
a. leydig
b. sertoli
c. peritubular myoid - ANS-sertoli
Which of the following are common second messengers involved in protein hormone
functions associated with reproduction? - ANS-CAMP
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