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Male Anatomy - Slides 1-35
Anatomy Exam 8
43
Anatomy
Professional
10/26/2010

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Term
INTERNAL GENITALIA:
Definition
testes
epididymides
spermatic cords & contents
Term
EXTERNAL GENITALIA:
Definition
penis
scrotum
Term
ACCESSORY ORGANS:
Definition
seminal vesicles
prostate gland
bulbourethral (Cowper’s) glands
Term
Testis are _____ organs suspended in the ____
Definition
Ovoid
scrotum
Term
Left testis usually higher/lower than the right
Definition
lower
Term
Functions of the Testis:
1. Production of _____

2. Production of _____
Definition
spermatozoa
testosterone
Term
Tunica albuginea sends fibrous septa into the ____ dividing it into ____
Definition
testis
lobules
Term
Visceral layer of the tunica vaginalis – derived from the
_____ which is derived from _____.
Definition
processus vaginalis
peritoneum
Term
Testis is Divided into ______
Definition
lobules
Term
Within lobules of the testis are _____
Definition
seminiferous tubules
Term
Straight seminiferous tubules open into the _____
Definition
rete testis
Term
Rete testis open into the _____
Definition
efferent ductules
Term
Efferent ductules lead you to the _____.
Definition
epididymus
Term
Arterial supply to the testis is ________ artery which is branch off of _______ (female analoge is _____)
Definition
Testicular artery
abdominal aorta
ovarian artery
Term
Venous drainage of the testis starts as the _____
Definition
pampiniform plexus
Term
Right testicular vein - drains to the ____
Definition
IVC
Term
Left testicular vein drains into the ____ which drains into the ____. This is why more ____ on left testis
Definition
renal vein
inferior vena cava
varicocele (Enlarged, twisted veins in the scrotum)
Term
Lymphatic drainage of testis > ____ lymph nodes
Definition
lumbar
Term
______ = nerve supply to testis
Definition
Testicular plexus
Term
Testicular plexus - receives branches from the (4) plexuses
Definition
renal
aortic
superior hypogastric
inferior hypogastric
Term
_________: Dilatation and tortuosity of the pampiniform plexus. Feels like a “bag of worms” on palpation. More common on the _____ side
Definition
VARICOCELE
left
Term
Prevalence of Testicular Cancer
__/100, 000 males
Definition
2
Term
Peak Incidence Age for Testicular Cancer
___ to ___ -year-old group
Definition
15- to 34
Term
Presentation of Testicular Cancer:
______, _______ enlargement of testis
Definition
firm, painless
Term
Testicular Cancer Metastasis directly to _______
Definition
LUMBAR LYMPH NODES
Term
EPIDIDYMIS is located On the _____ pole and ____ surface of the testis
Definition
superior
posterior
Term
Parts of the Epididymis

____- superior part
____- main mass
____- continuous with the ductus deferens
Definition
Head
Body
Tail
Term
Blood supply,lymphatic drainage,nerve supply to the epididymis is the same as the ____
Definition
testis
Term
__________- most common cause of tender scrotal swelling, due to mumps
Definition
Epididymitiis
Term
__________: Suspends the testis in the scrotum
Contains structures running to and from testis
Definition
Spermatic cord
Term
spermatic cord course:

begins at ______ in transversalis fascia
-> courses through _______
-> extis at _______ in external abdominal oblique
-> enters ______
Definition
deep inguinal ring
inguinal canal
superficial inguinal ring
scrotum
Term
SPERMATIC CORD COVERINGS Outer -> Inner

1. _____- from the _______
2. _____- from the _______
3. _____- from the _______
Definition
External spermatic fascia -> external oblique aponeurosis
Cremaster muscle and fascia -> internal oblique m.
Internal spermatic fascia -> transversalis fascia
Term
Cremateric reflex: tests ________ nerve
Definition
ilioinguinal
Term
Ductus deferens conveys ____ from the _____ and joins the the _____ to form the ____.
Definition
spermatozoa
epididymis
seminal vesicle
ejaculatory duct
Term
SPERMATIC CORD CONTENTS FYI:

1. Vas Deferens
2. Testicular artery
3. Pampiniform plexus of veins
4. Autonomic nerves
5. Remains of the processus vaginalis
6. Cremasteric artery
7. Artery of the ductus deferens
8. Genital br. of genitofemoral nerve
9. Lymphatic vessels
Definition
Term
VASECTOMY (DEFERENTECTOMY) is a Bilateral ligation of the
______. Sperm can no longer pass into the ____.
Definition
vas deferens
urethra
Term
VASECTOMY (DEFERENTECTOMY) Procedure FYI:

A small incision is made on each side of the scrotum to isolate the vas deferens. The muscular vas is identified, and a small segment is isolated between 2 small metal clips or sutures. The isolated segment is resected, the clipped ends of the vas are cauterized and the incision is closed.
Definition
Term
Testicular torsion: Twisting of ____ cuts off the blood supply -> ____ of testis -> ____ of testis. Immediate surgery - untwisting and suturing cord in place to prevent future torsion
Definition
spermatic cord
infarct
necrosis
Term
Root of the penis is the attached portion, made of the ____, ____ & _____.
Definition
bulb, left and right crus
Term
bulb of the penis continues into body of penis as _____
Definition
corpus spongiousum
Term
Bulb of the penis is Covered by the ____ muscle
Definition
bulbospongiosus
Term
Crura (left & right crus) of the penis is Covered by the ______ muscle It Continues into the body of the penis as the _________
Definition
ischiocavernosus
corpora cavernosa
Term
THe Body of the penis is composed of ___, ____, & ____. All are bound together by ______.
Definition
Corpora cavernosa
Corpus spongiosum
Tunica albuginea
Buck’s fascia
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