Reproductive Anatomy Flashcards Preview

Chiro Essentials Anatomy > Reproductive Anatomy > Flashcards

Flashcards in Reproductive Anatomy Deck (68)
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1

Reproductive system comes from which embryological tissue?

Mesoderm

2

Seminal vesicle, epididymis, ejaculatory duct and ductus deferens arise from what duct?

Wolffian/mesonephric duct

3

Primitive testis and ovary lays on top of what structure?

Kidney

4

The uterus and upper 1/3 of the vagina are from which duct that runs parallel to mesonephric duct?

Paramesonephric/Mullerian duct

5

Where are spermatozoa produced?

Seminiferous tubules of the testis under influence of testosterone

6

Testosterone is secrted by what cells under the influence of luteinizing hormone?

Interstitial cells of Leydig

7

Testosterone attached to what cells found in the seminiferous tubules of the testis?

Sertoli cells

8

Where are the testis found?

In the scrotum

9

Tests is suspended by what in the lower part of the scrotum?

Spermatic cord

10

The testis is enclosed in a thick fibrous capsule called the?

Tunica Albuginea

11

Testis is divided by septa into how many lobules and how many seminiferous tubules do they hold?

300 lobules
1-4 seminiferous tubules

12

Seminiferous tubules empty into how many straight tubules which join to form what which empties into the epididymis via 15-20 efferent ductules?

25 straight tubules
Rete testis

13

Testis is covered in 7 layers what are they?

Skin, Colles fascia, external spermatic fascia, cremasteric muscle, internal spermatic fascia, parietal layer of tunica vaginalis, visceral layer of tunica vaginalis

14

What muscle under sympathetic control is in Colles fascia?

Dartos muscle

15

The external spermatic fascia comes from what?

External oblique aponeurosis

16

The cremastric muscle and fascia come from what?

Internal obliue muscle

17

The internal spermatic fascia comes from what?

Transversalis fascia

18

The parietal layer of the tunica vaginalis comes from?

The peritoneum

19

Where do sperm mature?

Epididymis

20

Where are sperm stored?

Ductus deferens

21

On ejaculation the sperm travel how far up the ductus deferens?

18"

22

The ductus deferens joined at terminal end by the seminal duct forming what duct?

Ejaculatory duct

23

The ejactulatory duct opens into the?

Prostatic urethra

24

The spermatic cord is 7-8 cm long and extends from where?

Deep inguinal ring to superior pole of testes

25

3 coverings of the spermatic cord?

external spermatic fascia, cremasteric muscle and fascia and internal spermatic fascia

26

3 arteries of the spermatic cord?

Testicular A, A to the ductus deferens and cremasteric A

27

3 nerves of the spermatic cord?

Testicular N, genital br of genitofemoral N and ilioinguinal N (outside)

28

3 other structures of spermatic cord?

ductus deferens, pampiniform plexus of V and testicular lymphatics (drain to para-aortic lymph nodes)

29

The penis is 4-6" long and has 2 dorsal and one inferior blood filled caverns what are they called?

Corpora Cavernosa x2
Corpus spongiosum

30

The corpora are enclosed by a fibrous sheath called?

Buck's fascia