male reproductive organs Flashcards

1
Q

which muscle lies under the scrotal skin

A

dartos muscle

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2
Q

what lies under the dartos muscle

  • directly
  • running up subcutaneous fat
  • end product
A

testes
spermatic chord
inguinal canal

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3
Q

what is the thick layer of tissue that surrounds the testes

A

spermatic fascia

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4
Q

what forms the spermatic fascia

A

internal and external fascia derived from abdominal wall

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5
Q

what is this inner membraneous envelope under the spermatic fascia

A

tunica vaginalis

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6
Q

what does the tunica vaginalis create

A

fluid filled envelope
remnant of peritoneum

outer parietal layer and inner visceral layer

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7
Q

what are these parts of the testes

A

epidymis and testes

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8
Q

what is the tough outer fibrous coat of the testes

what is found within the body of the testes

A

tunica albiginea
seminiforus tubules

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9
Q

what is this area

A

mediastinum of testes

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10
Q

what happen to spermatazoa as they pass through the epidydimis

A

mature as they go from head to the tail

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11
Q

what happens to the tail of the epidydymis

A

loops around to join Vas deferens and passes up the spermatic chord

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12
Q

what is this image showing

A

layers of the spermatic cord

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13
Q

label the contents of the spermatic cord

A

the long tube like structure is the ductus deferens

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14
Q

what does the ductus deferens pass into

A

external inguinal ring (external oblique fibres)

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15
Q

identify testicular artery and ductus deferens crossing ureter

A
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16
Q

what part of the ductus deferens is shown here

A

ampulla and katerally a seminal vesicles

smooth muscle walls

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17
Q

where do the seminal vesicles and ductus deferens pass together

A

ejaculatory duct

18
Q
A

base of bladder
internal urethral meatus
prostate

19
Q

what is in the middle of the ejaculatory ducts before passing into the urthethra

A

colliculus

20
Q

identify the three circular masses within the penis

A

corpora cavernosa
corpora spongiosum

21
Q

what makes up the outside of the corpora cavernosa

A

tunica albuginea

22
Q

where is the corpus spongiosum

A

urethra contained within

23
Q

what has been divided here

A

the prepuce of the penis

24
Q

what is shown here

A

coronal sulcus

25
Q

what is shown here

A

continuous with corpus spongiosum

two corpora cavernosa behin the glans

25
Q

what is on either side of the penis

A

spermatic cords

26
Q

what is this string of connective tissue
where does it come from

A

suspensory ligament
anterior abdominal wall

27
Q

if you remove the suspensory ligament what is directly underneath

A

pubic symphysis

28
Q

what connects the penis to the pubic symphysis

A

triangular ligament

29
Q

what are these

A

ischiopubic rami

30
Q

what are these

A
31
Q

what is here

A

bulb of the penis

32
Q

running down to the end of corpus cavernosa what is reaches

A
33
Q

what muscle surrounds the crura of the penis

A

ischiocavernosus suround crura

34
Q

what muscle surrounds the bulb of penis

A

bulbospongiosus - most propulsion for ejaculation

35
Q

where is the meeting point for bulbospongiosum and ischiocavernosus

A

perineal body also joined by external anal sphincter

36
Q

what is this muscle

A

superficial transverse perineal muscle underneath this muscle is the peroneal membrane

levetator ani muscle is on either side

37
Q
A
38
Q

what does this show

A

perinealmembrane and membranous urethra

39
Q

what part of the urethra is this

A

prostatic part

40
Q

what is the next part of the urethra

A

membranous part

41
Q

what is the last part of the urethra

A

penile urethra