BIOL 2510 Lecture Notes - Lecture 9: Vas Deferens, Prostatic Urethra, Seminiferous Tubule
27 Sep 2017
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Document Summary
The only system of the body that is not essential to the life of an individual. Sexual reproduction requires the uniting of the sperm and egg to produce the zygote (2n = diploid) N (haploid) refers to 23 chromosomes in humans. Functional role: to produce sperm, produce testosterone, deliver the sperm to the female reproductive tract. Reproductive organs in male picture (know these: testis, epididymis, ductus deferens, ejaculatory duct, prostatic urethra. Seminal gland: prostate gland, bulbo urethral gland. Another structure that maintain optimum temperatures within the scrotal cavity is a. Pampiniform plexus (diagram: know on relationship of the testis to the scrotum) It is a network of veins that are capable of absorbing heat from the arteriole blood before it reaches the testes. Spermatic cord (diagram: know on relationship of the testis to the scrotum: extend from the inguinal canal to the scrotum (passage way from the abdominal cavity) it encloses blood vessels, nerves, and lymphatics that supply the testes.
