ANS3319Exam3_SP2010KeyV1

ANS3319Exam3_SP2010KeyV1 - ANS 3319C Reproductive...

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ANS 3319C Reproductive Physiology & Endocrinology in Domestic Animals Exam 3 (100 pts: April 9, 2010) Name: _______________________________ Page 1 of 5 Please match each numbered phrase with the most appropriate answer by placing the letter in the correct blank. Answers can only be used once (1 pt each). 1) K Steroid hormone that stimulates cervical secretions during estrus. A) eCG 2) L Reproductive structure that produces the luteolytic signal in farm animals. B) Progesterone 3) A Hormone that stimulates the development of accessory CL in the mare. C) Ovary 4) W Reaction that allows sperm cell to digest zona pellucida. D) Colsotrum 5) H Powerful phagocytic white blood cells found in uterus that digest sperm cells. E) Cholesterol 6) C Thought to be the origin of the luteolytic signal in humans. F) Interferon- 7) F Maternal recognition of pregnancy signal in cattle & sheep G) Cervix 8) N Cells of blastocyst that eventually develop into embryo proper. H) Neutrophils 9) I Process of biochemical changes that occur to sperm that infer fertility on sperm. I) Capacitation 10) V Biochemical reaction that initiates the zona block and prevents polyspermy. J) Menapause 11) E Chemical compound that serves as precursor for steroid synthesis in follicle. K) Ovarian Estrogen 12) U Maternal recognition of pregnancy signal in pig L) Uterus 13) Y Proestrus and estrus make up what phase of the estrous cycle. M) Glucose 14) B Steroid hormone secreted by the corpus luteum. N) Inner Cell Mass 15) P Cells of a blastocyst that develop into the chorion of the placenta. O) Apoptosis 16) R Maternal recognition of pregnancy signal in cat & dog P) Trophoblast 17) S Hormone produced by chorion and basis for pregnancy testing in humans. Q) ZP-3 18) J Cessation of normal ovarian activity in women. R) No signal required 19) M Primary carbohydrate that composes ½ of fetal diet during gestation S) hCG 20) G Reproductive structure that serves as both a barrier and reservoir for sperm. T) Oxytocin 21) Q Protein on oocyte that sperm cell membrane binds to during fertilization. U) Conceptus estrogen 22) T Protein hormone secreted by corpus luteum involved in luteolysis in ruminants. V) Cortical 23) D First milk produced after parturition, which is high in antibodies. W) Acrosomal 24) O Another name for programmed cell death, which is involved in luteal regression. X) Luteal Phase 25) X Metestrous and diestrus make up what phase of the estrous cycle. Y) Follicular
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ANS 3319C Reproductive Physiology & Endocrinology in Domestic Animals Exam 3 (100 pts: April 9, 2010) Name: _______________________________ Page 2 of 5 True or False. Circle the correct answer. If a phase or word is underlined, it is the central focus of the statement and cannot be changed to make the statement true. If you answered a question false you must provide a brief but specific statement that would correct the statement to receive credit (3 pts each). 1)
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ANS3319Exam3_SP2010KeyV1 - ANS 3319C Reproductive...

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