Scotum Flashcards

(49 cards)

1
Q

The scotum is formed by the fusion of?

A

Two genital swellings

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2
Q

The fusion is represented by?

A

Median raphe

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3
Q

The skin of the test ticked has a corrugated appearance due to?

A

The adhesion to underlying dartos

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4
Q

What forms the scrotal septum?

A

The interior projection of the dartos muscle at the median raphe

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5
Q

The dartos muscle is continuous in front with?

A

Fascia campers and scarpa of abdominal wall

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6
Q

Behind the dartos continues with

A

Fascia colles of perineum

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7
Q

The dartos is supplies by?

A

Sympathetic nerves from superior hypogastric plexus

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8
Q

The ascending limbs of loops of cremasteric join to form?

A

A narrow tender inserted to pubic tubercle and pubic crest

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9
Q

The cremastric muscle is supplied by

A

Genito femoral nerve

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10
Q

What is the venous drainage?

A

Into the great Saphenous vein and partly into the internal iliac vein

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11
Q

What is it he testes lymphatic drainage

A

Horizontal Superficial inguinal ligament

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12
Q

What is the arterial supply of the scrotum

A

Superficial and deep external pudenal branches of femoral artery

Posterior branches of internal pudenal artery

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13
Q

The nerve supply of the scrotum is?

A

Anterior 3rd- ilio inguinal and geniti femoral nerve

Posterior 2/3rd - posterior scrotal branches of pudenal nerve and perineal branch of posterior femora cutaneous nerve

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14
Q

The posterior nerve supply of the scrotum is derived from?

A

S3 and S4

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15
Q

The tunica albuginea give rise to?

A

The mediastinum testes

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16
Q

On the anterior surface the mediastinum twist happens

A

Numerous fibrous septa radiates and divides the testes into numerous cone shaped compartments called mobiles of testis

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17
Q

The aereolar and vascular membrane that lines the individual lobukes of the testis is called?

A

Tunica vasculosa

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18
Q

The upper end of the the testis gives attachment to

A

The appendix of testis

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19
Q

The appendix testis is a remnant of?

A

The cephallic part of the mullerian duct

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20
Q

What is found posterior medially of the testes

A

The vas deferens

21
Q

Sinus of epididymis

A

Helps in side determination of the testis it separates the body of epididymis from the testis

22
Q

The head of the epididymis is formed from?

A

The coiling of the efferent ductules

23
Q

The appendix of the epididymis is

A

A remnant of the degenerated cephallic part of mesonephros

Attached to the head of epididymis

24
Q

Arterial supply of the smaller components of the testes

A

Testicular artery of abdominal aorta

Artery to vas deferens branch vein superior or inferior vesical artery

Sometimes by cremasteric artery - branch of inferior epigastric

25
What is it he panipiniform plexus
This is when 15-20 veins appear from the back of the testis and epididymis unites forming the bulk of the spermatic cord
26
At what point does the plexus becomes 4 veins?
Superficial inguinal ring
27
How many veins are formed at the deep inguinal ring?
2
28
Where does the right and left testicular vein drains
Right- inferior beans Left- left renal vein
29
The lymphatics fit the testis drains into
The pre aortic and para arctic lymph nodes
30
During testicular malignancy the cells first deposits into?
The lateral / para aortic nodes
31
At what point does the seminiferous cords becomes tubes?
7th month
32
Factors that help in descent of the testes
Gubernaculum Intra abdominal pressure and temperature (lower that 4 degrees favour spermatogenesis) Arched fibers of internal oblique squeezes the testes through the canal Internal secretion of the fetal testis acts on the cell bodies of genito femoral nerve which releases calcitonin gene related peptide which cause contraction of cremaster muscle
33
What is anorchism and monarchism
Two testes remain in the abdomen One testis in normal position the other in the infra abdominal region
34
What is a hydrocele
This is a when fluid accumulates in between the visceral and parietal layer of tunica vaginalis
35
Hydrocele commonly occurs in
Infants
36
Symptoms of hydrocele are?
Water ballon feeling of the testes Smaller in morning larger in evening Discomfort or pain in scrotum Discomfort in groin when sitting Testicke is difficult to feel due to fluid
37
What causes a varicocele
When valves in the veins don’t work correctly causing blood to collet in the scrotum (gravity) causing the varicocele
38
What test can confirm a hydrocele
Transillumination test
39
Signs and symptoms of varicocele
Duo or aching pain, gets better when you lie down Swelling Shrinking Infertile after a year of trying to Small bump above affected testicle
40
On palpation the varicocele feels like
A bag of worms or a thickened spermatic cord
41
What is a varicocelectomy
The cutting and sealing of affected veins to redirect blood flow to healthy veins
42
What virus is most likely to cause orchitis
Mumps
43
Orchitis is often linked to an infection of
The epididymis Condition is often unilateral
44
Symptoms of orchitis
Sudden onset of pain in one or both testicke that spreads to scrotum Mike to severe pain Fever Malaise Fatigue Chills Tenderness or swelling or induration of testicles(thickening or hardening)
45
How many lobules does the connective tissue septa divide the testis into
250
46
How many seminiferous tubule are present in each
2-3
47
The tubules are surrounded by loose connective tissue called?
Lamina propa
48
What cells are found in The lamina propa
Fibroblasts Lined by stratified epithelium
49
What cells line the epithelium of the epididymis
Psuedo stratified columnar with immobilew stereocilia helps in fluid absorption