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1. A. Describe the negative feedback cascade of hormones in the male reproductive system that regulate...

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Medical Sciences

1. A. Describe the negative feedback cascade of hormones in themale reproductive system that regulate spermatogenesis andtestosterone levels once puberty has been reached.

B. Name three male secondary sexual characteristics influencedby testosterone.

C. Describe the steps of spermatogenesis plus the numbers ofcells and chromosomes involved during each stage.

2. A. Name the segments of the menstrual cycle and, for eachsegment, list the female reproductive hormones that are beingreleased and their sites of origin.

B. Describe the uterine responses during each phase of themenstrual cycle.

C. List the four extraembryonic membranes and one function foreach.

Answer & Explanation Solved by verified expert
3.9 Ratings (584 Votes)
1A B Secondary sexualcharacteristics Enlargement of primary sexual organ testes and secondarysexual organs Development of a low voice Growth of hair in pubic regions armpits and faceC SPERMATOGENESISThe process of formation of sperms is calledspermatogenesisIt involves 3 phases multiplication phase growth phasematuration phase1 Multiplication phase Male germ cellsspermatogonia undergomitotic divisions to form a large number of spermatogonia2 Growth    See Answer
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