click below
click below
Normal Size Small Size show me how
Male Reproduction
304.3 Vet nursing Male reproductive system
Question | Answer |
---|---|
What is a male dog called? | Dog |
What is a male cat called? | Tom |
What is a male horse called? | Stallion/gelding |
Male ferret? | Jack |
Male guinea pig? | Boar |
Male rabbit? | Buck |
6 components of male reproductive system | Testes, Epididymis, Vas deferens, Prostate, Bulbourethral gland, Urethra |
3 components of testes? | Leydig cells, Sertoli cells, Spermatogenic cells |
Pulls testes into the scrotum during late foetal/early neonatal development | Gabernaculum |
When should both testes be descended at the latest? | 12 weeks |
Name of the white membrane coating the testes | Tunica albuginea |
Membrane lining the scrotum | Tunica vaginalis |
2 cells of seminiferous tubules? | Spermatogenic cells and sertoli cells |
Purpose of sertoli cells | Nourish spermatogenic cells |
Sertoli cells stimulated by? | FSH |
Purpose of leydig cells? | Produce testosterone |
Leydig cells stimulated by? | LH (also know as Interstitial cell stimulating hormone) |
Functions of testosterone? | Spermatogenisis, Develope male reproductive tract, Descent of testes, 2nd male characteristics |
The seminiferous tubules drain sperm where? | Efferent tubules |
The efferent tubules drain sperm where? | Epididymis |
Purpose of the epididymis? | Store and mature sperm |
Muscle which pulls testes closer to the abdomen | Cremaster muscle |
Purpose of the prostate? | Secrete fluids to bulk up ejaculate. Transport, nourish and protect sperm. |
Gland in the tom cat reproductive system which dogs do not have? | Bulbourethral gland |
4 sections of the sperm | Acrosome, Head, Mid-piece, Tail |
What is the acrosome of the sperm? | "Hat" of the sperm. Digests zona pellucida of ovum |
What is the head of the sperm? | Contains nucleus |
What is the mid-piece of the sperm? | Contains mitochondria for movement |
What is the tail of the sperm? | Provides motion |