KSU ASI 400 EXAM 2 UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS

KSU ASI 400 EXAM 2 UPDATED ACTUAL QUESTIONS
AND CORRECT ANSWERS


Question:
A bull is palpated to determine if he has infected ______________ glands.
Answer:
Vesicular
Question:
Reproduction is regulated by the _____________ - _____________ - ___________ axis.
Answer:
Hypothalamus-pituitary-gonadal
Question:
Cell type, important to the thyroid gland:
Answer:
Thyrotroph
Question:
Cell type, stimulated by GnRH:
Answer:
Gonadotroph
Question:
Cell type, produces prolactin:
Answer:
Lactotroph
Question:
Cell type, secretes growth hormone, abnormal activity leads to acromegaly:
Answer:
Somatotroph
Question:
Cell type, produces ACTH:
Answer:
Corticotroph
Question:
Cell type, not located in anterior:
Answer:
Oxytocin neuron
Question:
High levels of LH in blood:
Answer:
Ovulation
Question:
There would be ___________ feedback on the hypothalamus at day 20 of a

,heifer's estrous cycle.
Answer:
Positive
Question:
GnRH is released into the portal system in the ____________ of the pituitary
gland.
Answer:
Stalk
Question:
The hypothalamus of a bull can not produce GnRH because there is no GnRH
surge center. T/F
Answer:
False
Question:
On day 10 of the estrous cycle of a sow, GnRH would come from the _________
center of the hypothalamus.
Answer:
Tonic
Question:
Positive and negative feedback do not happen at the same time because there
is no preovulatory __________
on the ovary at the same time as a large functional CL that produces
_______________.
Answer:
Follicle, progesterone
Question:
Produced by CL
Answer:
Progesterone
Question:
Produced by PF
Answer:
Estradiol
Question:
Thy hypothalamus is located in the:
Answer:
Brain
Question:
The pituitary is located:
Answer:
Below hypothalamus
Question:
The gonadal axis is located in the:

, Answer:
Repro tract
Question:
Neural control center for reproductive hormones:
Answer:
Hypothalamus
Question:
Pituitary aka:
Answer:
Hypophysis
Question:
The pituitary is composed of:
Answer:
Anterior, posterior lobe
Question:
Causes milk letdown:
Answer:
Oxytocin
Question:
One who nourishes
Answer:
Trophos
Question:
Increased growth hormone secretion after growth plates close, caused by
abnormal:
Answer:
Acromegaly, somatotroph
Question:
Cell type, nourishes the gonads:
Answer:
Gonadotroph
Question:
Pituitary gland in cow is about the size of a:
Answer:
Quarter
Question:
Stimulation of GnRH neurons
Answer:
+ve feedback
Question:
Suppression of GnRH neurons
Answer:
-ve feedback