Male and female External Genitalia and Pelvis Organs (Uro) Flashcards by Jacob Day

Name Structures a-h of the Inguinal canal

a- Contents of spermatic cord
b- Internal spermatic fascia
c-Cremasteric muscle and fascia
d- External spermatic fascia
e- Superficial Inguinal ring
f-Femoral vessels
g-External oblique Aponeurosis
h-Transversalis fascia

How well did you know this?

Not at all

Perfectly

Name structures i-p

i-External oblique
j- Internal oblique
k-Transversus abdominis
l- Peritoneum
m- Deep inguinal ring
n-Inferior epigastric vessels
o- Rectus abdominis
p- Urachus

How well did you know this?

Not at all

Perfectly

How long is the Inguinal canal? Where does it lie?

5cm
Superior to the medial half of the inguinal ligament (diagram shows inguinal ligament)

How well did you know this?

Not at all

Perfectly

What direction does the inguinal canal travel? Where does it extend to and from? What is each of these structures composed of?

Medially and Inferiorly
Deep inguinal ring (Laterally)- aperture of tranvsersalis fascia
to the superficial inguinal ring (Aperture of external oblique muscle)

How well did you know this?

Not at all

Perfectly

What are the anterior and posterior borders of the Inguinal canal? (2 each)

Anterior- External oblique aponeurosis and Internal oblique aponeurosis (Laterally only)
Posterior- Transversalis Fascia and Medial fibres of the aponeurosis of the IO and TA muscles (Medially only)

How well did you know this?

Not at all

Perfectly

What borders the roof and floor of the Inguinal canal? (2&1)

Roof- Transversalis fascia arching fibres of the IO and TA
Floor- Inguinal ligament

How well did you know this?

Not at all

Perfectly

3 contents of the Inguinal canal in females

Round ligament of uterus
Ilioinguinal nerve
Genital branch of genitofemoral nerve

How well did you know this?

Not at all

Perfectly

Where do all the contents of the Inguinal canal in the Male lie? Except for what?

Spermatic cord
Except for Ilioinguinal nerve

How well did you know this?

Not at all

Perfectly

What are the three Fascia of the spermatic cord?

External spermatic fascia
Cremaster muscle and fascia
Internal spermatic fascia

How well did you know this?

Not at all

Perfectly

What are the two nerves and Three arteries found in the Spermatic cord respectively?

Nerves: Genital branch of genitofemoral nerve and sympathetic nerve fibres
Arteries: Testicular, cremasteric artery and Artery to the vas deferens

How well did you know this?

Not at all

Perfectly

Four other structures found in the Spermatic cord

Pampiniform Venous plexus
Lymphatics
Vas deferens
Processus vaginalis

How well did you know this?

Not at all

Perfectly

Name structures a-l

a- External spermatic fascia
b- Cremaster
c- Internal Spermatic fascia
d- Tail of epididymis
e- Tunica Vaginalis
f- Testis
g- Head of epidydimis
h-Paminiform plexus
i-Vas deferens
j- Testicular artery
k- Spermatic cord
l- Superficial inguinal ring

How well did you know this?

Not at all

Perfectly

Where are the testes located? Describe the skin?

Scrotum
Scrotal skin is thin, wrinkled and darker than skin elswehere

How well did you know this?

Not at all

Perfectly

What two layers are deep to the skin of the scrotum? Where does the superficial layer extend to? What does each half contain?

Superficial fascia and involuntary muscle called dartos
Extends between testes to form a septum
Each half contains a testis, epididymis and spermatic cord

How well did you know this?

Not at all

Perfectly

What are the Functions of the testes (2)? What are they surrounded by? What is the extra partial covering called where is it derived from?

Produce sperm and secrete testosterone
Same three layers as the spermatic cord
Partially covered by tunica vaginalis

How well did you know this?

Not at all

Perfectly

What is the epididymis? Where does it lie? What is its function?

Coiled tube along the posterior border of each testis
Stores sperm (Which is produced in the testis)

How well did you know this?

Not at all

Perfectly

What carries Sperm from the epididymis out of the testicles?

Vas deferens

How well did you know this?

Not at all

Perfectly

Where do the testicular arteries branch from? Where does venous blood from the testes and epididymis drain into? What does this join on to?

Abdominal aorta
Pampiniform venous plexus
Right and left testicular veins

How well did you know this?

Not at all

Perfectly

Where do the Right and left testicular veins drain into respectively?

Right- IVC
Left- Left renal vein

How well did you know this?

Not at all

Perfectly

What is the penis composed of? (3) What are there names?

Three cylinders of erectile tissue:
1. two Corpora cavernosa (dorsally/’top of penis)
2. Corpus spongiosum (ventrally)

How well did you know this?

Not at all

Perfectly

What is the fascia that surround the cylinders of erectile tissue called? What is the end of the penis called and what is it an expansion of?

Bucks fascia
Glans
Corpus spongiosum

How well did you know this?

Not at all

Perfectly

What is the circular base of the glans called? What is the skin called that extends over the glans?

Corona
Foreskin

How well did you know this?

Not at all

Perfectly

name structures a-e

a- Urethra
b- Corpus spongiosum
c- Deep fascia (bucks fascia)
d-Tunica albuginea
e- Cavernous artery

How well did you know this?

Not at all

Perfectly

Name structures f-k

f- Corpus cavernosum
g- Dorsal nerve
h- Dorsal artery
i- Deep dorsal vein
j- Superficial dorsal vein
k- Shaft of penis

How well did you know this?

Not at all

Perfectly

Where do the corpora cavernosa originate along? Where do they converge?

Left and right Ischial rami In the midline

What are the parts of the corpora cavernosa attached to the ischial rami known as? What do the corpora cavernosa contribute to distally?

Crura Body of penis

Where does the corpus spongiosum sit? What does the 'bulb' of the penis mean in terms of the corpus spongiosum?

In the midline The expanded part of the Corpus spongiosum that rests on the perineal membrane

Where does the penile urethra lie? What controls the opening of the urethra at the end of the penis?

Within the corpus spongiosum External urethral meatus

Name structures a-d

a- Superificial transverse perineal muscle b- Bulbospongiosus c- Ischiocavernosus d- Perinal body

What muscles cover the Corpora cavernosa and corpus spongiosum respectively?

Ischiocavernosus musle and bulospongiosus muscle

Functions of the Ischiocavernous and Bulbospingiosus muscles respectively (1 & 3)

Ischiocavernosus- -Forced blood into body of penis from crura Bulbospongiosus- -Forces blood into glans penis, -assists in maintaining an erection (Pressing on veins that drain erectile tissue) and -contracts to squeeze any urine or semen from urethra

What is the arterial supply of penis? What do they branch from? What are two branches of the artery that supplies the penis?

Internal pudendal arteries Internal iliac arteries (Branch of) Deep artery of the penis and artery of the bulb of the penis

What nerve supplies sensory and sympathetic innervation to the penis? Where does it originate (level and branch of)?

Dorsal nerve of the penis S2-S4 Pudendal nerve

What nerve carries parasympathetic innervation to the Penis? What does it do? What nerve innervates the Ischiocavernosus and the Bulbospongiosus muscles?

Peri-prostatic nerve plexus Dilates the arteries of the corpora- causing an erection Pudendal nerve (S2-S4)

What is the Corpora cavernosa responsible for during an erection (2)? How does it do this?

Size and rigidity of penis Engorged with blood

Does the corpus spongiosum get engorged in blood during an erection in males? What is its Main role during an erection?

Yes, but not as much as corpus cavernosa Prevent urethra being compressed (Which would prevent ejaculation.

What seven organs does the male pelvis contain?

1. Abdominal part of the paired vasa deferentia 2. Seminal vesicles 3. Ejaculatory ducts 4. Bulbo-urethral glands 5. Prostate gland 6. Bladder 7. Rectum

Name structures a-h

a- Seminal vesicle b- Ejaculatory duct c-Prostate d-Testis e-Epididymis f-Navicular fossa g-Glans h- Vas deferens

Name structures i-o

I- Corpus spongiosum j-penile urethra k-Corpus cavernosum L-Membranous urethra m-Prostatic urethra n-Urinary bladder o-Peritoneum

Describe the route and function of the Vas deferens from the epididymis to the bladder (5 steps).

Carries sperm from the epididymis up the spermatic cord, through the inguinal canal into the pelvis passes through the wall of the pelvis turns medially onto the back of the bladder

What is the dilated part of the Vas deferens called when it is near the bladder? Where does it lie?

Ampulla Medial to seminal vesicles

What does the Vas deferens join with at the ampulla? Which forms?

Seminal vesicle Ejaculatory duct

What is the Seminal vesicle? How long is it? What is its function?

Lobulated sac 4cm long Secretes alkaline fluid that forms the bulk of seminal fluid (semen)

What does the Ejaculatory duct pierce? To enter what?

Pierces back of prostate gland Enter prostatic urethra

What is the prostate? How big is it? Where does it lie? What is its function?

Fibromuscular gland walnut size Neck of bladder Secretions are added to seminal fluid

Which artery supplies the Vas deferens, seminal vesicle and the prostate?

Internal iliac artery

What is the collective term for all parts of the female external genitalia?

Vulva

What are the 9 components of the vulva?

Mons pubis Labia major Labia minora Clitoris Vestibule Vaginal opening Hymen Urinary meatus Vestibular glands

Name structure a-e

a- Hood of clitoris b-Clitoris c-Labia minora d- Urethra opening e- Labia majora f-Vaginal opening

Describe the labia minora. What does it fuse with to form what?

Hairless folds medial to labia majora Fuse together to form hood of the clitoris

Describe the Clitoris. What two structures is it composed of? What happens to it during sexual arousal?

Pea sized highly sensitive Corpora cavernosa and corpus spongiosum Becomes engorged

Where does the vestibule lie? What 3 structures does it contain?

Between labia minora Contains: Vaginal opening, urinary meatus and vestibular glands

What is the Hymen? What often happens to it?

Membrane that partially covers the vaginal opening Ruptures

Where are the greater Vestibular glands located? What are they also known as? What is their function?

Posterior to vaginal opening Bartholin's glands Secrete lubricant into vagina during sexual arousal

Where are the lesser Vestibular glands located? What are they also known as? What is their function?

Near urethral opening Skene's glands Lubricate the vaginal opening or urethra or have an antimicrobial effect

What is the Mons pubis? What does it cause?

Mound of fatty tissue located in the front of the pubic symphysis Elevation of hair bearing skin

Where does the corpora cavernosa run in females? What is the body of the clitoris?

Along left and right ischial rami (same as males) and converges in midline Body formed by distal parts

Where does the corpus spongiosum lie? What does it split to flank? What is this part called? What do the anterior parts form?

In the midline Splits around the vaginal opening Bulbs of the vestibule Anterior parts form the glans clitoris

What muscle covers the Corpora cavernosa and the corpus spongiosus muscles respectively? What does each do?

Corpora cavernosa- Ischiocavernosus forced blood from the crura to the body of the clitoris Corpus spongiosum- Bulbospongiosus muscle- forced blood to the glans clitoris helping to maintain clitoris erection, helps fluid be released from greater vestibular glands

Where is the blood supply to the clitoris from? What is this a branch of? What two arteries branch from the clitoris?

Internal pudendal arteries Internal iliac arteries Branches- Deep arteries of clitoris and arteries of the bulb of the vestibule

What parasympathetic nerves innervate the Ischiocavernosus and bulbospongiosus? from where?

Pudendal nerve S2-S4

What four nerves innervate the Vulva?

1. Ilioinguinal 2. Genital branch of the genitofemoral nerve 3. Pudendal nerve 4. Posterior cutaneous nerve of the thigh

What are the 7 organs found in the female pelvis?

1.Ovaries 2. Uterus 3. Uterine tubes 4. Cervix 5. Part of vagina 6. Bladder 7. Rectum

Name structures a-f

a- Fimbriae b- Uterine tube c- Ovary d- Uterus e- Urinary bladder f-Cervix

Name structures g-n

g- Urethra h- Clitoris i- Vagina j- Labia Minora k- Labia majora L- Bartholin's gland M- Rectum N-Anus

What shape are the Ovaries? How long and how wide are they?

Almond-shaped 4cm long 2cm wide

What are the ovaries attached to? By what? What is this?

Posterior aspect of broad ligament By the mesovarium A short mesentery

Where do the Ovaries lie? Is its position fixed? What is this formed by? What are in close relations to this structure (2)?

Ovarian fossa No Angle between the Internal and External Iliac arteries Ureter and Obturator nerve

What shape is the Uterus? Describe its structure and how long is it?

Pear shaped Hollow muscular organ 8cm long

What does the Uterus communicate with laterally and inferiorly respectively? What is the Uterus made up of?

Laterally- Uterine tubes Inferiorly- Vagina Fundus, body and cervix

How is the body of the Uterus angled? Where does it rest?

Angled anteriorly Rests on superior surface of bladder

How can the junction between the body and cervix be tilted? What is the Uterus covered in a fold of? What does it form? How?

Anteriorly or posteriorly (anteverted or retro-verted) Peritoneum The broad ligament- Adheres to Uterus on each side

What is the space called between the rectum and uterus called? What is it lined with? What is it the deepest point of?

Rectouterine pouch Peritoneum Deepest point of peritoneal cavity

What is the function of the Fallopian tubes? ow long are they?

Carry Ova from ovary towards uterine cavity 10cm

Where do the Fallopian tubes rung along? What do the Uterine tubes have near the Uterus?

Upper border of the broad ligament Narrow Isthmus near the Uterus

What do the Fallopian tubes have Laterally? That enters into what?

Dilated ampulla Leads into a funnel-shaped infundibulum

What is the free edge of the infundibulum broken up into? What do they drape over?

Fimbriae- finger like projections Draped over ovary

What is the Cervical canal? What two structures does it communicate with? Via what two structures?

Narrow lumen in cervix Uterine cavity- via internal os Vagina- Via external os

Where does the Lower part of the cervix lie? What does this create?

Vagina recess-vaginal fornices around the cervix

What muscle and other structures stabilises the tone of the cervix? Where do they run to and from?

Levator ani muscle and ligaments Lateral wall of cervix to the base of the broad ligament

What is the excretory duct of the uterus? How long is it?

Vagina 10cm

What borders the vagina superiorly? Where does it terminate? Where does it open up into?

Cervix Introitus Vestibule (between labia minora)

What does the Vagina pass through? Where does the upper 2/3s lie? Where do the lower 2/3s lie?

Pelvic floor Pelvic cavity Perineum

What is posterior to the vagina? Where is the Urethra embedded?

Bladder Anterior wall of the lower 1/3 of vagina

Male and female External Genitalia and Pelvis Organs (Uro) Flashcards

(86 cards)