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The Scrotum > Ch. 23 > Flashcards

Ch. 23 Flashcards

1
Q

Connect the seminal vesicle and the vas deferens to the urethra at the verumontanum

A

Ejaculatory ducts

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2
Q

Reservoirs for sperm located posterior to the bladder

A

Seminal Vesicles

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3
Q

Plexus of veins in the spermatic cord that drain into the right and left testicular veins

A

Pampiniform plexus

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4
Q

Junction of the ejaculatory ducts with the urethra

A

Verumontanum

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5
Q

Male gland that produces hormones that induce masculine features and spermatozoa

A

Testicle

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6
Q

An extension of the internal oblique muscle that descends to the testis with the spermatic cord

A

Cremasteric muscle

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7
Q

Membrane consisting of a viseral layer and a parietal layer lining the inner wall of the scrotum

A

Tunica vaginalis

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8
Q

Partially supply the scrotal wall and epididymis and occasionally the lower pole of the testis

A

Pudendal artery

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9
Q

Tube that connects the epididymis to the seminal vesicle

A

Vas deferens

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10
Q

Anatomic structure formed by the network of the ducts leaving the mediastinum testis that combine into a single, convoluted epididymal tubule

A

Epididymis

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11
Q

Artery arising from the aorta just distal to each renal artery

A

testicular artery

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12
Q

Central linear structure formed by the convergence of multiple, thin septations within the testicle, which are invaginations of the tunica albuginea

A

Mediastinum testis

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13
Q

Small membranous canal that extends from the bladder to the end of the penis

A

Urethra

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14
Q

Multiple septa formed from the tunica albuginea that course toward the mediastinum testis and separate the testicle into lobules

A

Septa testis

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15
Q

Inner fibrous membrane surrounding the testicle

A

Tunica albuginea

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16
Q

Structure made up of vas deferens, testicular artery, cremasteric artery, and pampiniform plexus that suspends the testis in the scrotum

A

Spermatic cord

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17
Q

Sac containing the testes and epididymis

A

Scrotum

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18
Q

Small artery arising from the inferior epigastric artery, which supplies the peritesticular tissue, including the cremasteric muscle

A

Cremasteric artery

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19
Q

Formed by pampiniform plexus.

A

testicular vein

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20
Q

Arises from the vesicle artery and supplies the vas deferens and epididymis

A

deferential artery

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21
Q

Terminal intratesticular arteries arising from the capsular arteries

A

Centripetal artery

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22
Q

Terminal ends of the centripetal arteries that curve backward toward the capsule

A

Recurrent rami

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23
Q

Dilated veins in the pampiniform plexus caused by obstruction of the venous return from the testicle

A

Varicocele

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24
Q

Cyst filled with clear, serous fluid located in the epididymis

A

Epididymal cyst

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25
Q

Fluid formed between the visceral and parietal layers of the tunica vaginalis

A

Hydrocele

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26
Q

Cyst in the vas deferens containing sperm

A

Spermatocele

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27
Q

Inflammation of the epididymis

A

Epididymitis

28
Q

Testicles remain with the abdomen or groin and fail to descend into the scrotal sac

A

Cryptorchidism

29
Q

Pus located between the visceral and parietal layers of the tunica vaginalis

A

Pyocele

30
Q

Network of the channels formed by the convergence of the straight seminiferous tubules in the mediastinum testis

A

Rete testis

31
Q

Blood located between the visceral and parietal layers of the tunica vaginalis

A

Hematocele

32
Q

The testes are symmetric, oval-shaped glands residing in the ______________.

A

scrotum

33
Q

The seminiferous tubules converge at the apex of each lobule and anastomose to form the _____________ in the mediastinum.

A

rete testis

34
Q

The largest part of the epididymis is the _____________, measuring 6 to 15 mm in width.

A

head

35
Q

The ductus epididymis becomes the _____________ and continues in the spermatic cord.

A

vas deferens

36
Q

The testis is completely covered by a dense, fibrous tissue termed the _______________.

A

tunica albuginea

37
Q

The ____________ supports the ducts coursing within the testis.

A

mediastinum

38
Q

The space between the layers of the tunica vaginalis is where _______________ can form.

A

hydroceles

39
Q

The __________ is a continuation of the ductus _____________.

A

vas deferens; epididymis

40
Q

The vas deferens dilates at the terminal portion near ____________.

A

seminal vesicles

41
Q

Right and left testicular arteries arise from the ____________ just below the level of the renal arteries.

A

abdominal aorta

42
Q

Venous drainage of the scrotum occurs through the veins of the ________________ plexus.

A

pampiniform

43
Q

Power Doppler is often used as a way to quickly get to a sensitive setting that will demonstrate ___________ flow.

A

slow

44
Q

The most important goal of the ultrasound examination in testicular trauma is to determine if _________ has occurred.

A

rupture

45
Q

An acute hematocele is ___________ with numerous, highly visible echoes that can be seen to float or move in real time.

A

echogenic

46
Q

The most common cause of acute scrotal pain in adults is ______________ infection of the epididymis and testis.

A

epididymo-orchitis

47
Q

The normal epididymis shows ________ flow with color doppler.

A

little

48
Q

With epididymitis, Doppler waveforms demonstrate _____________ velocities in both systole and diastole. A low resistance waveform pattern is present.

A

increased

49
Q

Hydroceles are found around the _____________ aspect of the testis.

A

anterolateral

50
Q

______________ of the spermatic cord occurs as a result of abnormal mobility of the testis within the scrotum.

A

Torsion

51
Q

The ____________ anomaly occurs when the tunica vaginalis completely surrounds the testis, epididymis, and distal spermatic cord, allowing them to move and rotate freely within the scrotum.

A

bell clapper

52
Q

Torsion is the most common cause of acute scrotal pain in _______________.

A

adolescents

53
Q

A(n) ______________ of perfusion in the symptomatic testis with normal perfusion demonstrated in the asymptomatic side is considered to be diagnostic of torsion.

A

absence

54
Q

Extratesticular cysts are found in the tunica ___________ or epididymis.

A

albuginea

55
Q

_______________ are usually caused by incompetent venous valves within the spermatic cord.

A

Varicoceles

56
Q

Omental hernias appear _____________ because of omental fat.

A

echogenic

57
Q

A(n) ____________ contains serous fluid and is the most common cause of painless scrotal swelling.

A

hydrocele

58
Q

Testicular cancer occurs most frequently between the ages of ______________ years.

A

20 to 34

59
Q

Patients with _____________ testes are 2.5 to 8 times more likely to develop cancer.

A

undescended

60
Q

These masses called ______________ are usually benign, whereas _______________ masses are more likely to be malignant.

A

extratesticular; intratesticular

61
Q

The term _______________ describes a condition in which the testis has not descended into the scrotum and cannot be brought into the scrotum with external manipulation.

A

undescended testis, cryptorchidism

62
Q

What anatomic structure does this arrow point to?

A

testis mediastinum

63
Q

Identify the abnormality in these images of the testes.

A

dilation of the rete testis

64
Q

What is the arrow pointing to?

A

Pointing to the stalk connecting the cyst to the epididymal head.

65
Q

Describe the sonographic findings on this image of the tunica vaginalis.

A

hydrocele

The Scrotum (1 decks)

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