Term
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Definition
site for sperm maturation and storage |
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Term
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Definition
transfer sperm from epididymis to pelvic urethra |
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Term
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Definition
suspends testis in scrotum and houses vascular, lymphatic and nerve for the testes |
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Term
cremaster muscle location and function |
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Definition
contracts during arousal to protect testes from harm (pull closer) located in spermatic cord |
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Term
pampiniform plexus function |
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Definition
vascular supply to the testes. Serves as temperature control for the testes by countercurrent heat exchange. Connects back to aorta |
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Term
layers of the testes from outside in |
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Definition
parietal vaginal tunic--visceral vaginal tunic--tunica albuginea |
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Term
what hormones do the testes produce |
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Definition
testosterone, inhibin, and estrogen |
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Term
inner structures of the testes |
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Definition
parenchyma (have seminiferous tubules) mediastinum |
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Term
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Definition
area with rete tubules that collect sperm from seminiferous tubules |
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Term
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Definition
in seminiferous tubules that germinate sperm can also produce adrogen binding proteins, SGP 1 and 2, transferrin, and inhibin |
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Term
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Definition
enlargements of ductus deferens (to hold mucus) that go into pelvic urethra |
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Term
vesicular glands function |
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Definition
secrete fluids that go directly into the pelvic urethra |
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Term
2 prostate gland formations |
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Definition
corpus prostate- outside of the urethralis muscle (heart or H shaped) disseminate prostate- tissue distributed along the dorsal and lateral walls of urethra (aka urethral glands) |
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Term
bulbourethral glands function |
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Definition
produce gel fraction of ejaculation |
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Term
penile shaft interior sections |
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Definition
corpus cavernosum-spongy erectile tissue that makes up majority of interior corpus spongiosum- spongy erectile tissue that surrounds urethra |
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Term
muscles that control penile function |
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Definition
cremastor muscle--urethralis muscle--ischicavernosus muscle--bulbospongiosus muscle--retractor penis muscle |
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Term
what are the 3 parts of the epididymus |
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Definition
caput (head), corpus (body), and cauda (tail) |
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Term
which species have oblique testes orientation? horizontal? vertical? |
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Definition
O: dog and boar H: stallion V: all other species |
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Term
testicular artery function |
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Definition
pulse pressure eliminator |
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Term
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Definition
scrotal muscle that contracts to move testes up. Androgen dependant |
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