Chapter 14, Reproduction (Multiple Choice and/or True-False Review Questions)

Questions are due Oct 5th in lab for 20 possible points

(Circle the single best answer for each question.)

 

  1.       A major benefit from excellence in reproductive management is that more total offspring will be born, and more will be born within a shorter time interval which will result in easier and more efficient animal management.

            A.  True                       B.  False

 

  2.       A system that enables the cooler venous blood to cool the warmer arterial blood as it enters the area of the testicles is referred to as the:

            A.  Cremaster muscle  B.  tunica dartes          C.  panpiniform plexus

 

  3.       Cold ambient temperatures are more harmful to the production and survival of sperm than hot temperatures.

            A.  True                       B.  False

 

  4.       The greatest portion of the testicles are composed of the:

            A.  seminiferous tubules                      B.  rete testis   C.  cells of Leydig

 

  5.       Sperm cells are produced within the walls of the:

            A.  seminal vesicles                B.  epididymis C.  seminiferous tubules

 

  6.       The interstitial cell stimulating hormone (ICSH) in the male brings about the production of:

            A.  sperm         B.  testosterone                        C.  seminal fluid

 

  7.       Which is not a male accessory sex gland?

            A.  prostate      B.  Cowper’s gland     C.  sigmoid flexure      D.  seminal vesicles

 

  8.       Processors generally pay less for young market boars, ram lambs, or bulls, although if equally well managed they produce a higher proportion of lean meat than castrates.

            A.  True                       B.  False

 

  9.       Which species possesses ovaries characterized as “lobulated” in appearance?

            A.  cow                       B.  sow                        C.  ewe                        D.  mare

 

10.       Fertilization of the ovum normally occurs:

            A.  in the infundibulum of the oviduct

            B.  in the inner-most portion of the uterine horn

            C.  just beyond the cervix

 

11.       Which possesses the least developed uterine body?

            A.  mare          B.  cow                        C.  ewe                        D.  sow

 

12.       The cervix of the sow is:

            A.  more          B.  less  --  difficult to penetrate than the cervix of the cow when using proper artificial insemination techniques.

 

13.       The phase of the estrous cycle when the corpus luteum is highly functional is:

            A.  proestrus                B.  estrus         C.  diestrus

14.       The hormone produced by the ovarian follicles that causes sexual excitability is:

            A.  progesterone          B.  prostaglandin         C.  estrogen     D.  luteinizing hormone

 

15.       Prostaglandin(s) causes:

            A.  ovulation

            B.  release of progesterone

            C.  regression of the corpus luteum

 

16.       The outermost membrane of the placenta is the:

            A.  amnion       B.  allantois     C.  chorion

 

17.       The cotyledon-caruncle attachments are most strongly attached in the:

            A.  mare          B.  ewe and cow         C.  sow

 

18.       In poultry, only the left ovary and oviduct develops.

            A.  True                       B.  False

 

19.       In egg formation in the hen, the egg remains longest in the uterus where the:

            A.  yolk                       B.  albumen     C.  shell  -- is formed.

 

20.            Gonadotropin releasing hormone is responsible for the stimulation/release of which hormone?

a.      LH

b.     Progesterone

c.      Secretin

d.     Insulin