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64 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Gonadotrophin Releasing Hormone |
-Produced by hypothalmus -stimulated release of gonadotrophins |
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Follicle Stimulating Hormone FSH |
- a GnRH secreted by anterior pituitary gland -acts on developing follicles in the ovary |
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Luteinising Hormone LH |
- a GnRH secreted by anterior pituitary gland -acts on mature follicles in the ovary |
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Oestrogen |
Steroid hormone secreted by developing follicles in ovary |
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Progesterone |
Steroid hormone secreted by mature follicles and corpus luteum in the ovary |
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Scrotum temperature? |
2-3 degrees below body temp Essential for spermatogenesis to occur |
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Gonads located where and covered by? |
Abdomen behind kidneys. Visceral peritoneum. |
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What are vaginal processes? Found in what sex? |
Folds of parietal peritoneum that protrude through the inguinal ring. Male |
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What is the Tunica Vaginalis? |
2 layers of peritoneum that cover the testes once in the scrotum. |
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Whats it called when both testicles are undescended? |
Cryptorchid |
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Monorchid means? |
One testicle decsended. |
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What does the spermatic cord link? |
The testes to the urinary tract |
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What supplies the testes with blood? |
The testicular artery that originates from the abdominal aorta. |
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What is the pampiniform plexus? |
A complex mechanism for heat exchange. |
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What is the 'cremaster'? |
Thin strip of muscle running through the spermatic cord - originates from the internal oblique muscle of the abdomen wall. |
Muscle |
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Where is sperm produced? |
Seminiferous tubules |
Testes divided into hundreds of compartments by fibrous tissue septa..each compartment contains... |
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What do leydig cells produce? |
The male sex hormone testosterone |
Responsible for spermatogenesis |
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Semineferous Tubules consist of? |
A basement membrane lined by seminiferous epithelium that consist of 2 types of cell. |
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What cells are in seminiferous epithelium? |
Spermatagonia Sertolli cells |
Fantasy land Pasta |
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What do sertoli cells do? |
Support and nourish the sperm in addition to producing oestrogen. |
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Spermatagonia.. |
Germ cells from which sperm develop |
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What is the epididymis and where is it? |
Where spermatazoa are stored before ejaculation. Lies along the dorso lateral border of the testis and consists of head body and tail. |
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Describe the epididymis. |
The tail is attached to the caudal edge of the testis and is where the temp is at its lowest. It is a long convoluted tube. The lumen is lined with ciliated epithelium. The cilia beat to help convey the sperm to the vas deferens. |
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What are the deferent ducts? |
Continuation of tails of epididymides. Lies within spermatic cord. Carry sperm from epididymis..through inguinal canal to the urethra. |
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Prostrate Gland |
Accessory genital gland - produces alkaline secretion |
Neutralizes acid urine remaining in urethra |
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Prepuce |
-a sheath or fold of abdominal skin suspended from the abdominal wall |
-lined with mucous epithelium. -covers and protects the penis but pushed back during mating |
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The Penis consists of? |
urethra os penis corpus cavernosum corpus spongiosum retracter muscle penis glans penis |
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Corpus Cavernosum |
2 strips (crura) of erectile tissue |
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Urethra |
Runs in a groove between the 2 crura |
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Corpus Spongiosum |
Runs beneath the corpus cavernosum and the urethra - expanded proximally into the glans penis |
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Os Penis |
In the body and glans of penis Aids entry of penis into the bitch during mating |
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Retractor Penis |
originates from first coccygeal vertebra - pulls penis back into the prepuce |
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Dogs dont have? |
Bulbourethral Glands Vesicular Glands |
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Dogs do Have? |
Ampulla Prostrate |
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Cats have what accessory sex organs? |
Bulbourethral Prostrate |
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Horses have what accessory sex organs? |
All of them. |
Ampulla Bulbourethral vesicular prostrate |
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which animal doesn't have a prostrate? |
dogs cats and horses all have the prostrate gland. |
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Bulbourethral Glands |
Paired glands absent in the dog |
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Prostrate Gland |
Singular 2 parts - corpus prostrate -disseminate prostrate |
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Ampullary Glands |
Paired glands Connected to the urethra via the ejaculatory duct |
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Vesicular Glands |
Paired glands |
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The penis of the cat points... |
....caudally |
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Anomolies of the prepuce are: |
Phimosis Paraphimosis |
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Phimosis is.. |
Small preputial opening that prevents protrusion of penis |
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Paraphimosis is.. |
Inversion of preputial opening after penile protrusion...prevents return of glans penis into the prepuce |
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The cats glans of the penis is: |
Covered with tiny curved papillae |
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What is not a broad ligament in the female? |
Proper ligament and suspensory ligament (ovarian) |
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What are the broad ligaments subdivided into? |
Mesovarium Mesosalphinx Mesometrium Round ligament |
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Mesovarium |
Attaches the ovary |
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Mesosalphinx |
Attaches the fallopian tubes |
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Mesometrium |
Attaches horns and body of uterus |
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Round ligament |
A fold on the lateral border of each broad ligament. Thickened band of tissuee that runs from ovary to through to inguinal ring. Terminates in a pad of fat known as the vaginal process. |
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Primary follicles turn too... |
Secondary follicles. |
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Secondary follicles turn to.. |
Graafian follicles. |
Hollow ball of follicular cells in a fluid cavity. |
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Follicle... |
...cycle |
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What is the uterus? |
Hollow muscular organ within which young develop. |
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Uterus 3 layers. |
Outer serous coat Myometrium - smooth muscle Endometrium - inner vascular mucous layer |
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Polytocous is.. |
Animals that have many young. |
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Multiparous is... |
Animals that have many young. |
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During pregnancy the cervix is... |
..closed by a mucus plug. |
Seals off uterus from risk of infection. |
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Hormones |
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Rabbits and Guineas |
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Other animals |
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Male anatomy - dog |
Cat |
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