scrotum and testes Flashcards

1
Q

the endocrine function does ___ in the testes and the exocrine function does ___

A

endo - testosterone
exo - sperm production

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2
Q

the scrotal wall is formed by the ___ muscle

A

cremaster

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3
Q

Cremaster muscle forms the scrotal wall, then the

A

tunica vaginalis

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4
Q

The tunica vaginalis layers -

A

parietal vaginalis is outermost , visceral vaginalis is adhered to testicle

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5
Q

the cavity created by the parietal vaginalis and visceral vaginalis is

A

cavum vaginale.

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6
Q

The testis is the covered by a denser covering called the

A

tunica albuginea

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7
Q

Tunica albuginea wraps around ____ to form the ____

A

posteriorly , mediastinum

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8
Q

this is responsible for what goes in and out of the scrotum

A

Spermatic cord

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9
Q

Sperm production and transportation all starts with

A

Seminiferous tubules

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10
Q

Seminiferous tubules –>

A

straight tubules

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11
Q

straight tubules converge into

A

rete testis at mediastinum.

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12
Q

this brings the sperm to epididymis

A

Efferent ducts

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13
Q

The job of the epididymis is

A

sperm storage and
maturation

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14
Q

carries the sperm
from epididymis up into body to seminal vesicles

A

Deferent duct or vas deferens

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15
Q

Testicular/gonadal artery (main blood supply) originates at

A

aorta

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16
Q

Cremasteric and deferential arteries originate from

A

iliac arteries

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17
Q

pampiniform plexus drains testes then empties into

A

testicular veins

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18
Q

. Rt testicular vein drains into

A

IVC

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19
Q

Lt testicular vein drains into

A

lt renal vein

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20
Q

u/s of scrotum looks homogeneous texture surrounded by

A

tunica albuginea and
vaginalis

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21
Q

the epi head is __ to testes

A

superior

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22
Q

the epi head measures

A

12 mm , 1.2 cm

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23
Q

the epi body runs __ to testes

A

posterior

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24
Q

the epi tails runs __ to teste

25
Excess fluid located between the layers of the tunica vaginalis (cavum vaginale).
hydrocele
26
Most common cause acute scrotal pain in prepubescent boys
Appendix testis torsion
27
“blue dot” sign is an indication of
Appendix testis torsion
28
Most common cause acute scrotal pain in adolescents (10-19)
Testicular torsion
29
Most common cause acute scrotal pain in adults
Epididymitis
30
Epididymitis most commonly starts with
stds, externally
31
Enlarged extratesticular mass with no flow
Appendix testis torsion
32
Enlarged testicle and epi with no flow
Testicular torsion
33
Enlarged epi and testicle with lots of flow
Epididymo-orchitis
34
if epididymitis extended into testicle its considered
orchitis
35
complex hydrocele containing pus
Pyocele
36
complex intratesticular mass with peripheral flow only
Abscess
37
complex or echogenic hydrocele filled with blood
hematocele
38
Most common location of undescended testes
inguinal canal
39
surgery name of undescended testes
orchiopexy
40
with undescended testes, you have an increased risk of
seminoma
41
Most common scrotal mass, most often in epididymal head.
spermatocele
42
where is the Tunica albuginea cyst located
along periphery of testicle
43
Dilated venous collaterals measures __ for varicocele
> 2 mm
44
Most common cause of correctable male infertility
varicocele
45
primary varicocele is most likely located
left
46
secondary varicocele is most likely located
right
47
Mobile calcification within the tunica vaginalis
scrotal pearl
48
where is the scrotal pearl located
tunica vaginalis
49
Solid masses of testicle are most likely
malignant germ cell tumors
50
elevation in labs w/ cx
hCG and/or AFP
51
Most common testicular malignancy
Seminoma
52
elevated lab for yolk sac tumor
afp
53
elevated lab for Choriocarcinoma
hcg
54
elevated lab for Embryonal cell carcinoma:
afp and hcg
55
hydroceles are located under
parietal vaginalis
56
hydroceles are located in between
tunica vaginalis
57
the scrotum is divided into two parts by the
median raphe
58