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Gross Anatomy 2 Test 1 > Pelvis > Flashcards

Pelvis Flashcards

1
Q

What is the structure at the base of the bladder called and what is it made up of?

A

The trigone - 2 ureters and the urethra

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2
Q

Which arteries supply the bladder in males?

A

Superior and inferior vesical arteries

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3
Q

Which arteries supply the bladder in females?

A

Superior vesical, uterine and vaginal arteries

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4
Q

What veins drain the bladder?

A

Vesical plexus to internal iliac veins

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5
Q

Where does lymph from the bladder, urethra and ureters drain to?

A

Internal iliac nodes

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6
Q

Which arteries supply the rectum?

A

Superior, middle and inferior rectal arteries

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7
Q

Which veins drain the rectum?

A

Superior portion drained by inferior mesenteric vein (to portal system)
Inferior portion by internal iliac vein (to systemic system)

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8
Q

Lymphatic drainage of the rectum

A

Superior portion: pre-aortic nodes at L3 (inf. mesenteric)
Inferior portion: para-rectal nodes at internal iliac artery

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9
Q

Innervation of the bladder

A

Inferior hypogastric plexus (ANS)

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10
Q

Innervation of the rectum

A

Inferior hypogastric plexus

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11
Q

Name of the structure covering the uterus

A

The broad ligament

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12
Q

Blood supply to the uterus

A

Supplied by uterine artery from internal iliac
- anastomoses with ovarian artery

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13
Q

Arterial supply of the ovaries

A

Ovarian artery = from aorta at L2

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14
Q

Venous drainage of ovaries

A

Right ovarian vein to the IVC
Left ovarian vein to the left renal vein

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15
Q

Innervation of the ovaries

A

Aortic plexus

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16
Q

Arterial supply of uterine tubes

A

Ovarian artery

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17
Q

Blood supply of distal uterus

A

Vaginal artery

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18
Q

Blood supply of proximal vagina

A

Vaginal artery ( from uterine of anterior internal iliac)

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19
Q

Blood supply of distal vagina

A

Internal pudendal artery

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20
Q

Blood supply of perineum (female)

A

Internal pudendal artery

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21
Q

Which structure runs under the uterine artery, like water under a bridge?

A

The ureter

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22
Q

Lymphatic drainage of the ovaries, uterine tubes and fundus of uterus

A

Aortic nodes at root of ovarian artery, L2

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23
Q

Lymphatic drainage of the cervix and distal uterus

A

Internal iliac nodes

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24
Q

Lymphatic drainage of body of uterus

A

Internal iliac nodes

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25
Q

Which structure passes over the bifurcation of the common iliac vessels?

A

Ureter

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26
Q

In males, which structure passes over the external iliac vessels?

A

Vas deferens

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27
Q

Arterial supply of distal vas deferens and seminal vesicles

A

Inferior vesical artery

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28
Q

Arterial supply of prostate

A

Prostatic arteries

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29
Q

Venous drainage of prostate

A

Prostatic venous plexus drains to internal iliac veins

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30
Q

Lymphatic drainage of male pelvic organs

A

Mainly to internal iliac nodes
Testis to aortic nodes at root of testicular artery (L2)

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31
Q

Sacral plexus nerve roots

A

S1-4

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32
Q

Lumbosacral trunk roots

A

L4+5

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33
Q

Roots of the sciatic nerve

A

L4-S3

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34
Q

Sciatic nerve location

A

Lateral internal wall of pelvis, forms on anterior surface of piriformis muscle

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35
Q

Superior gluteal nerve roots

A

L4-S1

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36
Q

Inferior gluteal nerve roots

A

L5-S2

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37
Q

Nerves passing below and above piriformis

A

Inferior and superior gluteal nerves

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38
Q

What does the superior gluteal nerve innervate?

A

Gluteus medius and minimus muscles

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39
Q

What does the inferior gluteal nerve innervate?

A

Gluteus maximum muscle

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40
Q

Roots of nerve to obturator internus

A

L5-S1

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41
Q

What other muscle might nerve to obturator internus supply?

A

Superior gemellus muscle

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42
Q

Roots of nerve to piriformis

A

S1-2

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43
Q

Nerve to levator ani roots

A

S4 + pudendal nerve

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44
Q

Nerve to coccygeus roots

A

S4+5

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45
Q

Pudendal nerve roots

A

S2-4

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46
Q

What does the pudendal nerve supply?

A

Levator ani, bulbospongiosus and ischiocavernous muscles, external anal and urethral sphincters

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47
Q

Which nerve passes through both sciatic foramens?

A

Pudendal nerve

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48
Q

Which nerve wraps around the ischial spine?

A

Pudendal nerve

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49
Q

Ischioanal fossa contents

A

Branches of pudendal nerve, artery and vein

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50
Q

Innervation of the external anal sphincter

A

Inferior rectal branch of pudendal nerve (S2-4)

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51
Q

Arterial supply of the wall of the anal canal

A

Inferior and superior rectal artery (as they terminate)

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52
Q

What is the space between the layers of the urogenital membrane called?

A

Deep perineal pouch

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53
Q

Space between the superficial fascia of the urogenital diaphragm and the skin

A

Superficial perineal pouch

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54
Q

Nerve supply of the ischiocavernous muscle

A

Perineal branches of the pudendal nerve

55
Q

Nerve supply of the bulbospongiosus muscle

A

Perineal branches of the pudendal nerve

56
Q

Blood supply to the clitoris

A

Branches of internal pudendal artery

57
Q

Innervation of the clitoris

A

Dorsal nerve of clitoris from pudendal nerve

58
Q

Innervation of the penis

A

Dorsal nerve of penis from perineal branch of pudendal nerve

59
Q

Innervation of iliacus muscle

A

Femoral nerve (L2-4)

60
Q

Innervation of Psoas muscle

A

Anterior rami of L2-4 from lumbar plexus

61
Q

Innervation of obturator internus

A

Nerve to obturator internus (L5,S1)

62
Q

Action of iliacus

A

Hip flexion

63
Q

Action of Psoas

A

Hip flexion

64
Q

Action of obturator internus

A

Lateral rotation of hip

65
Q

Where does the tendon of obturator internus pass through?

A

Lesser sciatic notch

66
Q

Innervation of coccygeus

A

Direct branches from sacral plexus (S4,5)

67
Q

Innervation of levator ani

A

Pudendal nerve (S2-4) + nerve to levator ani (S4)

68
Q

Action of coccygeus

A

Supports pelvic viscera

69
Q

Action of pubococcygeus

A

Supports vagina/prostate

70
Q

Action of puborectalis

A

Maintains faecal continence

71
Q

Action of iliococcygeus

A

Supports pelvic viscera

72
Q

Where does the rectum begin?

A

Where the colon crosses the 3rd sacral vertebrae to the tip of the coccyx

73
Q

What is the dilation near the termination of the rectum called?

A

The rectal ampulla

74
Q

3 sections of the broad ligament

A
  1. Mesovarium
  2. Mesosalpinx
  3. Mesometrium
75
Q

Mesovarium function

A

Holds ovaries to posterior wall

76
Q

Mesosalpinx function

A

Supports the uterine tubes, lies between the tubes and the ovaries

77
Q

Mesometrium function

A

Associated with the body of the uterus

78
Q

Name structure A

A

Posterior fornix (lateral fornix)

79
Q

Name structure A

A

Anterior fornix (lateral fornix)

80
Q

Name structure A

A

Ampulla

81
Q

Name structure A

A

Isthmus

82
Q

Name structure A

A

Infundibulum

83
Q

Name structure A

A

Fundus of uterus

84
Q

What are the finger-like projections on the end of the uterine tube called?

A

Fimbriae

85
Q

Which ligament carries the ovarian artery and vein?

A

The suspensory ligament of the ovary

86
Q

Lymphatic drainage of the testis

A

Aortic nodes at root of testicular artery (L2)

87
Q

Name structure A

A

Vas deferens

88
Q

Name structure A

A

Seminal vesicle

89
Q

What are the spaces either side of the rectum called?

A

Ischioanal fossa

90
Q

What does the pectinate line indicate?

A

Separation of visceral and parietal

91
Q

Name of layer of fascia below fat, superior to the labia/scrotum?

A

Scarpa’s fascia

92
Q

Name of layer of fascia below fat, in/below the labia/scrotum?

A

Colles fascia

93
Q

Ligament of the ovary location

A

Runs between ovaries and uterus

94
Q

Name structure A

A

Mesometrium

95
Q

Name structure A

A

Mesosalpinx

96
Q

Name structure A

A

Round ligament of uterus

97
Q

Name structure A

A

Mesovarium

98
Q

Name structure A

A

Round ligament of uterus

99
Q

Name of the pouch located between the bladder and rectum in males?

A

Vesicorectal pouch

100
Q

Name of the pouch located between the rectum and the uterus?

A

Rectouterine pouch

101
Q

Name of the pouch located between the uterus and the bladder?

A

Vesicouterine pouch

102
Q

What does the ischiocavernous muscle overlie?

A

The crura

103
Q

What does the bulbospongiosus muscle overlie?

A

The bulb of the penis/vestibule

104
Q

Name structure A

A

Ischiocavernous muscle

105
Q

Name structure A

A

Bulbospongiosus muscle

106
Q

Name structure A

A

Prostate

107
Q

Name structure A

A

Crura

108
Q

Name structure A

A

Bulb of vestibule

109
Q

Name structure A

A

Bulb of penis

110
Q

What does the crura form in males?

A

Corpus cavernosus

111
Q

What does the bulb form in males?

A

Corpus spongiosum

112
Q

Name structure A

A
113
Q

Genitofemoral nerve roots

A

L1+2

114
Q

Lateral cutaneous nerve of the thigh roots

A

L2+3

115
Q

Name structure A

A

Sciatic nerve

116
Q

Name structure A

A

Lumbosacral trunk

117
Q

Name structure A

A

Superior gluteal nerve and vessels

118
Q

Name structure A

A

Inferior gluteal nerve and vessels

119
Q

Name structure A

A

Posterior cutaneous nerve of the thigh

120
Q

Name structure A

A

Obturator nerve (L2,3,4)

121
Q

Name structure A

A

Superior gluteal nerve (L4-S1)

122
Q

Name structure A

A

Inferior gluteal nerve (L5-S2)

123
Q

Name structure A

A

Pudendal nerve (S2-4)

124
Q

At what level does the aorta divide into the common iliac arteries?

A

L4

125
Q

Name muscle A

A

Iliacus

126
Q

Name muscle A

A

Psoas

127
Q

Name muscle A

A

Piriformis

128
Q

Name muscle A

A

Obturator internus

129
Q

Name muscle A

A

Coccygeus (lies next to piriformis, close to sacrum)

130
Q

Name muscle A

A

Iliococcygeus (lateral to pubococcygeus, in between sacrum and pubic bone)

131
Q

Location of pubococcygeus

A

Most medial, lies closest to pubic bone + attaches

132
Q

Obturator nerve roots

A

L2-4

133
Q

Parasympathetic Innervation of pelvic viscera

A

Pelvic splanchnic nerves

Gross Anatomy 2 Test 1 (4 decks)

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