Perineum Flashcards

(57 cards)

1
Q

what is inferior to the pelvic floor ceiling

A

pelvic diaphragm

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2
Q

what makes up the pelvic diaphragm (2)

A

leavor ani and coccygeus

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3
Q

what is the peripheral boundary inferior to the pelvic floor

A

pelvic outlet

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4
Q

what makes up the pelvic outlet (6)

A

pubic symphysis, ischiopubic rami, ischial tuberosity, sacrotuberous ligament, sacrum, coccyx

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5
Q

what is the inferior to the pelvic floor divided into (2)

A

urogenital and anal triangles

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6
Q

are the urogenital and anal triangles in the same plane

A

no

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7
Q

what demarcates the line between urogenital and anal triangles

A

ischial tuberosity

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8
Q

what is located inferior to the pelvic floor (3)

A

external openings of genitourinary tracts, external openings of GI tract, external genitalia attachment

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9
Q

what supplies inferior to the pelvic floor (2)

A

pudendal nerve and internal pudendal artery

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10
Q

what is located in the urogenital triangle (4)

A

external genitalia roots, urethral opening, vaginal opening, fibromuscular support

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11
Q

what fibromuscular support is located in the urogenital triangle (2)

A

perineal membrane and deep perineal pouch

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12
Q

what is located in the anal triangle (2)

A

anus and internal anal sphincter

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13
Q

what is located in the centre of the division between the triangles

A

centre point of the perineum

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14
Q

what is the perineal membrane (3)

A

tough fibrous fascia, erectile body attachment, external genitalia attachment

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15
Q

perineal body appearance (6)

A

irregular, variable, fibromuscular, collagen, elastin, smooth and skeletal muscle

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16
Q

what is located on the anterior inferior aspect of the pelvic outlet

A

inferior pubic ligament

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17
Q

what are the 3 external anal sphincters

A

deep, superificial, subcutaneous

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18
Q

which anal sphincter is voluntary

A

external

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19
Q

perineal body function (2)

A

associates with perineum and muscle attachment

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20
Q

which muscles attach to the perineal body (4)

A

levator ani, external anal sphincter, superficial transverse perineal muscle, bulbospongiosus

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21
Q

what muscle lines the anterior rim of the pelvic outlet

A

ischiocavernosus

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22
Q

perineal fascia deep to superficial (2)

A

deep perineal pouch and perineal membrane

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23
Q

deep peineal pouch contents (5)

A

muscles, urethra, vagina, urethral sphincters, bulbouethral glands

24
Q

what does the perineal membrane divide

A

deep and superficial perrineal space

25
muscles for perineal body stabilisation and urethral closure (4)
deep transverse perineal muscle, external urethral sphincter/urethral rhabdosphincter, sphincter urethrovaginalis, compressor urethrae
26
which muscles for perineal body stabilisation and urethral closure are only in females (2)
sphincter urethrovaginalis and compressor urethrae
27
what is the superificial perineal pouch between (2)
perineal membrane and membranous superficial fascia
28
what does the superficial perineal pouch contain (7)
erectile tissue, external genitalia, superficial transverse perineal muscle, ischiocavernosus, bulbospongiosus, skene's gland, Bartholin's/vestibular gland
29
what superifical perineal pouch contents are only in females (2)
skene's gland, Bartholin's and vestibular gland
30
what ligament is attached to the clitoris
suspensory ligament of the clitoris
31
what ligament slings around the penis
fundiform ligament of the penis
32
what ligament attaches to the dorsal side of the penis
suspensory ligament of the penis
33
what is the line down the middle of bulbospongiosus muscle in males
midline raphae
34
what is posterior to the vagina in females and the urethra in males
urogenital hiatus
35
Levator ani muscles lateral to medial (3)
iliococcygeus, pubococcygeus, puborectalis
36
pelvic diaphragm muscles lateral to medial (4)
coccygeus, iliococcygeus, pubococcygeus, puborectalis
37
what muscle envelopes the bulbourethral gland
deep transverse perineal muscle
38
what vessels are covered with the perineal membrane
deep perineal vessels
39
what anterior nerves and vessels are just deep to the perineal membrane (2)
dorsal of the penis and dorsal of the clitoris
40
Deepest structures (9)
urethra, vagina, urogenital hiatus, rectum, pubococcygeus, iliococcygeus, coccygeux, levator ani, pelvic diaphragm
41
semi deep structures (6)
external urethral sphincter, compressor urethrae, bulbourethral gland, urethrovaginal sphincter, deep transverse perineum, smooth muscle
42
where is the bulbourethral gland located
deep transverse perineum
43
middle structures (3)
dorsal nerve and vessels of penis, dorsal nerves and vessels of clitoris, deep perineal vessels with perineal membrane
44
semi superficial structures (9)
body of clitoris, urethra, corpus cavernosum, corpus spongiosum, crus, ischial ramus, bulb of penis/vestibule, greater vestibular gland
45
external structures (10)
urethra, external urethral orifice, vaginal orifice, ischiocavernosus, raphae of bulbospongiosus, bulbospongiosus, superficial transverse perineal, perineal body, anus, external anal sphincter
46
male urogenital triangle contains (2)
corpora cavernosa and corpus spongiosum
47
paired bodies of erectile tissue forming body of penis
corpora cavernosa
48
what attaches corpora cavernosa to pubic arch
crura
49
single body of erectile tissue, contains urethra
corpus spongiosum
50
what attaches corpus spongiosum to perineal membrane
bulb
51
where does the corpus spongiosum extend to
glans penis
52
important elements of male urogenital triangle (5)
corpora cavernosa, corpus spongiosum with urethra, crus of penis, glans penis, bulb of penis
53
other elements of the male urogenital triangle (3)
external urethral orifice, navicular fossa of urethra, bulbourethral gland in deep pouch
54
contents of the female urogenital triangle (5)
corpora cavernosa, crura, body of clitoris, bulbe of vestibule, glans clitoris
55
where is the greater vestibular gland located
superficial pouch
56
another name for greater vestibular gland
bartholin's gland
57
16