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HA Ch.21-24 Summer2013 > HA Chapter 23 Scrotum > Flashcards

HA Chapter 23 Scrotum Flashcards

1
Q

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

A

cremasteric muscle

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2
Q

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

A

ejaculatory ducts

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3
Q

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

A

epididymis

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4
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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5
Q

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

A

pampiniform plexus

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6
Q

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

A

pudendal artery

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7
Q

Sac containing the testis and epididymis

A

scrotum

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8
Q

Reservoirs for sperm located posterior to the bladder

A

seminal vesicles

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9
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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10
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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11
Q

Male gonad that produces hormones that include masculine features and spermatozoa

A

testicle

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12
Q

Artery arising from the aorta just distal to each renal artery

A

testicular artery

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13
Q

Inner fibrous membrane surrounding the testicle

A

tunica albuginea

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14
Q

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

A

tunica vaginalis

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15
Q

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

A

urethra

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16
Q

Tube that connects the epididymis to the seminal vesicle

A

vas deferens

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17
Q

Junction of the ejaculatory ducts with the urethra

A

verumontanum

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18
Q

Terminal intratesticular arteries arising from the capsular arteries

A

centripetal artery

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19
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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20
Q

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

A

deferential artery

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21
Q

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

A

recurrent rami

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22
Q

Formed by the pampiniform plexus

A

testicular vein

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23
Q

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

A

cryptorchidism

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24
Q

Cyst filled with clear, serous fluid located within the epididymis

A

epididymal cyst

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25
Q

Inflammation of the epididymis

A

epididymitis

26
Q

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

A

hematocele

27
Q

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

A

hydrocele

28
Q

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

A

pyocele

29
Q

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

A

rete testis

30
Q

Cyst in the vas deferens containing sperm

A

spermatocele

31
Q

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

A

varicocele

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 __.

A

rete testis

34
Q

The largest part of the epididymis is the ___, measuring 6-15mm 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 Dopller 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 exam 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 an ____ 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 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 considerd 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 vein.

A

Varicoceles

56
Q

Omental hernias appear ___ because of the 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

20-34

59
Q

Patients with ____ testes are 2.5-8 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 terms ___ or ___ describe a condition in which the testis have not descneded into the scrotum and cannot be brought into the scrotum with external manipulation.

A

undescended testis or cryptorchidism

HA Ch.21-24 Summer2013 (4 decks)

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