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Bio47S11HO19 - Biology 47 Anatomy Lecture 19 Reproductive...

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1 Biology 47 - Anatomy Lecture 19 Reproductive Systems Male Reproductive System : 1. Testis : Paired Gonads Development: Embryonic / fetal development Male and female reproductive systems develop from : Male differentiation : Stimulated by : Initial location : Final location : a. Pulled by connective tissue / muscular cord b. Pulled into scrotum: Testis Vas deferens Testicular blood vessels Parietal peritoneum = Internal abdominal oblique muscle = Function : a. Spermatogenesis : Location : b. Hormone Production : Responsible cells : Spermatogenisis: Begins : Initiated by : FSH Stimulates : Affects : FSH Stimulates : Produce: Testosterone Supports : Physical maturation: Spermatozoon: Anatomy : 3 regions a. Head : Contains
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2 Acrosome : Digests egg surface for : b. Middle Piece : Contains Mitochondria : c. Tail : Flagella Blood Testis Barrier: Isolation from : Formed by : Contain : Testis Anatomy : a. Covering: Tunica Albuginea Function: n Extends into testis : Divides testis into: b. Lobule Contents : 1. Seminiferous Tubules : 2. Interstitial / Leydig Cells : c. Testis drainage: Removal of sperm Rete Testis : Drain : Efferent Ductules
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