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Ontogeny > Anatomy of the male reproductive system > Flashcards

Anatomy of the male reproductive system Flashcards

1
Q

Which structure cointains structures running to and from the testis and suspends the testis in the scrotum?

A

Spermatic cord

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2
Q

What are the coverings of the spermatic cord?

A

Internal spermatic fascia, cremasteric fascia, external sperrmatic fascia

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3
Q

The internal spermatic fascia is derived from where?

A

Transversalis fascia

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4
Q

The external spermatic fasciais derived from where?

A

EO aponeurosis and its investing fascia

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5
Q

The cremasteric fascia is derived from where?

A

Fascia (superficial and deep) of the internal oblique

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6
Q

The cremasteric fascia is contains loops of which muscle?

A

Cremasteric muscle

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7
Q

The cremasteric muscle is formed by the lowermost fqscicles of which muscle?

A

Internal oblique

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8
Q

What is the imoortance of the cremasteric muscle?

A

It reflexively draws the testes superiorly in the scrotum in response to cold, for tempreture regulation for spermatogenesis.

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9
Q

The cremasteric muscle acts coincidentally with which muscle?

A

Dartos muscle

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10
Q

The cremasteric muscle is innervated by what?

A

Genital branch of genitofemoral nerve (L1, L2)

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11
Q

Cremasteric muscle: striated or smooth muscle?

A

Striated

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12
Q

Dartos muscle: striated or smooth muscle?

A

Smooth muscle

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13
Q

Cremasteric muscle: somatic or autonomic innervation?

A

Somatic

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14
Q

Dartos muscle: somatic or autonomic innervation?

A

Autonomic

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15
Q

What are the constituents of the spermatic cord?

A

Ductus deferens
Arteries: Testicular artery, artery of ductus deferens, cremasteric artery
Veins: pampiniform plexus
Nerves: genital branch of the genitofemoral nerve, sympathetic nerve fibers on arteries, sympathetic and parasympathetic nerve fibers on the ductus dferens
Lymphatics vessels
Vestige of the processus vaginalis

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16
Q

The scrotum is divided internally into right and left compartments by which structure?

A

Septum of the scrotum, a continuation of the dartos fascia

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17
Q

The scrotum is demarcated externally by which strucutre?

A

Scrotal raphe

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18
Q

Which testis usually hangs more inferiorly than the other?

A

The left is usually more inferior than the right

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19
Q

What is the visceral covering of the testes?

A

Tunica vaginalis

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20
Q

The visceral layer of the tunica vaginalis is closely applied to which structures?

A

Testes, epididymis, inferior part of ductus deferens

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21
Q

What is the tough fibrous outer surface of the testes?

A

Tunica albuginea

22
Q

In which part of the testes are sperm produced?

A

Seminiferous tubules

23
Q

What are the long and highly coiled tubules in the testes?

A

Seminiferous tubules

24
Q

The seminiferous tubules are joined by which structures to the rete testis?

A

Straight tubules

25
Q

The network of canals in the mediastinium of the testis is called what?

A

Rete testis

26
Q

Which structures transport newly developed sperms to the epididymis from the rete testis?

A

Efferent ductules

27
Q

The epididymis and the ductus deferens are continuous. T/F

A

T

28
Q

The ductus deferens begins at which part of the epididymis?

A

Tail of the epididymis

29
Q

What are the parts of the epididymis?

A

Head, body and tail

30
Q

What is the superior expanded part of the epididymis that connects to the efferent ductules?

A

Head of the epididymis

31
Q

Which part of the epididymis consists of the convuluted duct?

A

Body

32
Q

The ductus deferens is the continuation of which structure?

A

Epididymis

33
Q

Which is the primary component of the spermatic cord?

A

Ductus deferens

34
Q

Thenseminal gland (vesicle) lies between which two structures?

A

Fundus of the bladder and rectum

35
Q

The seminal gland stores sperm. T/F

A

F

It secretes sperm nourishment.

36
Q

The duct of the semiunak vesicle joins the ductus deferens to form which structure?

A

Ejaculatory duct

37
Q

The ejaculatory duct consists of which two ducts?

A

Ducts of the seminal vesicle and the ductus deferens

38
Q

Which is the largest accessory gland of the male reproductive system?

A

Prostate glands

39
Q

Which is the duct of the prostate gland?

A

Prostatic urethra

40
Q

Two thirds of the prostate gland is (glandular/fibromuscular); one third is (glandular/fibromuscular).

A

Glandular, fibromuscular

41
Q

The isthmus of the prostate lies (anterior/posterior) to the urethra.

A

Anterior

42
Q

The isthmus of the prostate: glandular or fibromuscular?

A

Fibromuscular

43
Q

The inferoposterior lobule of the prostate lies inferior to which structure and posterior to which structure?

A

Inferior to the ejaculatory ducts

Posterior to the urethra

44
Q

The inferolateral lobule of the prostate gland is directly lateral to which structure?

A

Urethra

45
Q

Which lobule of the prostate is deep to the inferoposterior lobulke and surrounds the ipsilateral ejaculatory duct?

A

Superomedial

46
Q

Which lobule is deep to the inferolateral lobule and is directly lateral to the proximal prostatic urethra?

A

Anteromedial

47
Q

Which lobule is palpable by digital rectal examination?

A

Inferoposterior

48
Q

Which are the three accessory glands of the male reproductive system?

A

Seminal vesicles, prostate gland, bulbourethral glands

49
Q

The storage site of sperm:

A. Seminiferous tubule
B. Epididymis
C. Ductus efferentes
D. Prostate

A

B

50
Q 
The 3rd fraction of the seminal fluid contains which of the following:
A.	Citric acid
B.	Fructose
C.	Sperm
D.	All of the above
A

B

51
Q

What is the function of the vas deferens that makes it important for fertility?

A. It promotes capacitation of the sperm.
B. It lubricates the pathway of the sperm.
C. It contributes a fraction of the seminal fluid for nutrition of sperm
D. It increases the amount of sperm in the seminal fluid.

A

C

Ontogeny (10 decks)

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