L2 Reproductive Organs

Question 1

Gonads(ovaries)

• location
• function

Answer 1

Lateral wall of pelvis, inferior to pelvic inlet

Egg production, hormone secretion

Question 2

Gonads (ovaries)

-VAN

Answer 2

ovarian arteries and veins

Nerves- ovarian plexus (abdomen)

Question 3

Ovaries

-contents in the cortex

Answer 3

Ovarian follicles 
Smooth muscle cells 
Corpus luteum 
Theca cells
Granulosa

Question 4

Ovaries

-contents in the medulla

Answer 4

Blood/lymph vessels and nerves

Question 5

Fallopian tubes

-function

Answer 5

inner wall contain cilia that propel ovum

Fimbriae- finger like projections which capture released egg into ft

-infindubulum, ampulla(fertilisation takes place here), ishthmus

Question 6

Fallopian tubes

-VAN

Answer 6

Branches from uterine and ovarian arteries and veins

Innervation- symp from ovarian and parasymp from pelvic splanchnic nerves

Question 7

Uterus

-3 layers

Answer 7

Perimetrium

Myometrium

Endometrium- site of implantation

Question 8

Uterus

-innervation

Answer 8

Symp- hypogastric plexus

Parasymp- pelvic splanchnic nerves

Question 9

Uterus

-somatic innervation

Answer 9

touch and pain via somatic afferents to S2-S4

Question 10

External genitalia- female

VAN

Answer 10

Labia
Urethra
Clitoris
Bartholin

VAN- pudendal artery & vein, innervation: branches of genitofemoral and pudendal n

Question 11

Testis

-contents

Answer 11

250-300 lobules, each with 4 seminiferous tubules

• Sertoli cells support germ cell production
• spermatogenic- generate sperm cells

Leidig cells (instertitial)- secrete testosterone

Question 12

Internal duct system - male

VAN

Answer 12

Arteries- inferior vesicular, middle rectal

Venous- same as arteries

Innervation- symp from hypogastric plexus and splanchnic, parasympathetic from pelvic splanchnic nerves (S2-3)

Question 13

Prostate

Answer 13

2 way valve

Secretes prostatic fluid

Question 14

Urethra-

Male

Answer 14

Leads into prostatic urethra

-become membranous then penile spongy urethra

Question 15

Scrotum

Answer 15

Houses testes in cooler environment, smooth muscle assists in regulating temperature,

Scrotal vessel (pudendal and genitofemoral n)

Question 16

Penis

VAN

Answer 16

3 cylindrical bodies

Blood: dorsal and deep a(internal pudendal) , Dors v of penis
Nerves: dorsal n of penis(branches of pudendal)

Question 17

Role of theca and granulosa cells

Answer 17

Theca secrete androgens and granulosa convert to oestrogen

Question 18

Name 3 branches of the internal iliac artery

Answer 18

uterine
vesical
internal pudendal