Reproductive System Flashcards
The mesonephric duct develops to ___ (male/female) reproductive system
male
Wolffian = mesonephric = male
Remember: Male wolf
The paramesonephric duct develops to ___ (male/female) reproductive system
female
Mullerian = paramesonephric = female
they leydig/interstitial cell secrete androgenic hormone at what AOG?
8 weeks AOG
The mullerian inhibiting substance is secreted by ___-
sertoli cells
What inhibits the development of paramesonephric ducts
Mullerian Inhibiting Hormone
What hormone is needed for the fusion of scrotal folds, growth of phallus and prostate
DHT
What hormone is needed for the growth of seminal vesicles and vas deferens?
testosterone
What are the derivatives of the mesonephric duct?
- Seminal vesicle
- Epididymis
- Ejaculatory duct
- Ductus/Vas deferens
SEED
What are the derivatives of the paramesonephric duct?
- Uterine tubes
- Uterus
- Vagina (superior part)
The primordial follicle is composed of what type of cell?
sumple squamous
The primary follicle is composed of what type of cell?
Simple cuboidal
The growing follicle is composed of what type of cell?
Stratified cuboidal
[Oogenesis]
Primary oocytes are formed in what month AOG of fetal life?
5th month
[Oogenesis]
The primary oocytes are arrested in ____ of meiosis I
prophase
PP1P
Primary = prophase 1 = until puberty
[Oogenesis]
the completion of meiosis I happens ____
after puberty
[Oogenesis]
the secondary oocyte is arrested in ____ of meiosis II
metaphase
SM2F
Secondary = metaphase 2 = fertilization
[Oogenesis]
the secondary oocyte is arrested in ____ of meiosis II
metaphase
SM2F
Secondary = metaphase 2 = fertilization
The inner cell mass of the blastocyst forms the _____
Embryoblast = embryo
The outer cell mass of the blastocyst forms the ____
trophoblast = placenta
Implantation happens on what day post fertilization?
day 7
What is the most common location of ectopic pregnancy?
tubal
What do you call the most dependent part of the entire peritoneal cavity?
pouch of douglas
What are the layers punctured by the needle during culdocentesis?
- Mucous membrane
- Muscular coat
- Connective tissue coat
- Visceral layer of pelvic fascia
- Visceral layer of peritoneum
Between the right and left testis, which lies lower?
left
What fibrous capsule that covers both testes?
Tunical albuginea
What covers the front and sides of the testis and epididymis?
tunica vaginalis
The innermost layer of the scrotum is covered by ___
parietal layer of the tunica vaginalis
Testicular descent happens at what AOG?
26 to 28 weeks
What guides the testis in its descent?
Gubernaculum testis
This part of the male reproductive tract stores and allows maturation of sperm cells
epididymis
What is the pathway of sperm during ejaculation?
SEVEn UP
- Seminiferous tubules
- Epididymis
- Vas deferens
- Ejaculatory duct
- Urethra
- Penis
This part of the male reproductive tract help transports spermatozoa
vas deferens
This refers to the union of the ampulla of the vas deferens and the duct of seminal vesicle
Ejaculatory duct
What are produced by the seminal vesicles?
- Fluid
- Fructose
- Ascorbic acid
- Amino acid
- Prostaglandin
What lobe of the prostate gland is closely related to the neck of bladder?
middle lobe
what prostatic lobes are palpable during DRE?
Lateral and posterior lobe
What prostatic lobe is devoid of glandular tissue?
anterior
What is the largest prostatic lobe?
lateral lobe
What do you call the space between the prostate and the posterior border of the symphysis pubis?
Retropubic space
Retzius space
What do you call the fascia that separates the prostate and the rectal ampulla?
Rectovesical septum or denonvilliers fascia
The denonvilliers fascia refers to what septum?
rectovesical
Acid phosphatase and citric acid present in the sperm is produced by the ____
prostate gland
What do you call the calcified secretions in prostate?
Corpora amylacea
What do you call the calcified structures in the pineal gland?
Corpora arenacea
Where is the most common location of BPH?
periurethral zone / transition zone
Prostatic adenocarcinoma commonly develop in which part of the prostate gland
Peripheral part
What prostatic zone surrounds the ejaculatory duct?
central
What portion of the broad ligaments that suspends the ovaries?
Mesovarium
What ligament connects the ovary to the lateral pelvic wall?
Suspensory ligament
The ovarian vessels are contained in this ligament
suspensory ligament
The round ligament is a remnant of what embryonic structure?
embryonic gubernaculum
What ligament connects the lateral margin of the uterus to the ovary?
round ligament
the ovarian artery is a branch of the ____
abdominal aort
The ovarian artery branches out of the abdominal aorta at what vertebral level?
L1
The right ovarian vein drains tot eh?
IVC
The left ovarian vein drain to the?
left renal vein
What anatomic part receives the ovum from the ovary and provide a site where fertilization takes place
Uterine tubes/ fallopian tybes
[Part of Fallopian Tube]
widest part
ampulla
[Part of Fallopian Tube]
narrowest
isthmus
[Part of Fallopian Tube]
pierces the uterine wall
Intramural
What are the arterial supply of fallopian tube
- Uterine artery
2. Ovarian artery
What is the length of the uterus of a young nulliparous adult?
8cm
How wide is the uterus of a young nulliparous adult?
5cm
Thickness = 2.5cm
What is the normal position of the uterus?
Anteverted, anteflexed
[Version/Flexion]
____ refers to the relation between the uterus and vagina
version
Vagina = version
[Version/Flexion]
___ refers to the relation between the body and cervix
flexion
fleXion = cerviX
Trace the course of the uterine artery from the internal iliac
- Runs medially in the base of the broad ligament
- Cross ABOVE the URETER at RIGHT angles
- Reach the cervix at the level of internal os
What are the arterial supply of the uterus?
- Uterine artery
2. Ovarian artery
The lymph drainage of the uterine fundus
Paraaortic nodes
The lymph drainage of the uterine body and cervix
internal iliac and external iliac nodes
What ligaments holds the uterus in position within the pelvis?
- Trans
What are the components of the broad ligament?
- Cardinal
- Pubocervical
- Sacrocervical
[Component of broad ligament]
pass to the cervix and upper end of the vagina
Transverse cervical/cardinal
[Component of broad ligament]
from the posterior surface of the pubis positioned on either side of the neck of the bladder
pubocervical
[Component of broad ligament]
pass to the cervix and the upper end of vagina from the lower end of sacrum
sacrocervical
The lower part of the embryonic gubernaculum forms the ____
Round ligament of the uterus
The upper part of the embryonic gubernaculum forms the ______
Round ligament of the uterus
What ligaments keeps the uterus anteverted and anteflexed?
Round ligament of the uterus
What is the normal length of the vagina?
8 inches
What is the collective term for female external genitalia
Vulva
The lower half of the vagina is within what anatomic structures
Within perineum between urethra and anal canal
What is the nerve supply of the anterior part of the vulva?
Ilioinguinal and genitofemoral nerve
What is the nerve supply of the posterior part of the vulva?
Perineal and posterior cutaneous nerve of the thigh
During internal examination, what can be palpated anteriorly
Bladder and urethra
During internal examination, what can be palpated posteriorly
Loops of ileum and sigmoid colin
During internal examination, what can be palpated laterally
- Ureters
- Pelvic fascia
- Levator ani
- UG diaphragm
AOG at which the mesenchyme becomes genital tubercle?
4th week
[Female external genitalia]
unfused urogenital folds become
labia minora
[Female external genitalia]
fused urogenital folds become
frenulum
[Penile anomalies]
urethral orifice on the ventral side of the glans penis
hypospadias
HypoVent
[Penile anomalies]
urrethral orifice on the dorsal side of the penis
epispadia
EpiDor
Bladder extrophy is associated with what penile anomaly?
epispadias
[Lymphatic drainage]
upper part of the rectum (along the superior rectal vessels)
Inferior mesenteric nodes then to aortic nodes
[Lymphatic drainage]
ovary, fallopian tubes, uterine fundus
Paraaortic nodes
[Lymphatic drainage]
uterine body, cervix, upper part of vagina
Internal and external iliac nodes
[Lymphatic drainage]
prostate and lower part of the rectum, middle part of the vagina
internal iliac nodes
[Lymphatic drainage]
perineum
superficial inguinal
then to external iliac node then to the aortic notes