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MBBCh 2- ANAT2020A > Pelvic Neurovascular > Flashcards

Pelvic Neurovascular Flashcards

1
Q

Pelvic arteries
* Abdominal arteries: (3)

A
  • Gonadal a.
  • Median sacral artery
  • Superior rectal artery
    (IMA)
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2
Q
  • Gonadal a.
  • Ovarian a. – internal =
  • Testicular a. - external =
A
  • Ovarian a. – internal
  • Testicular a. - external
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3
Q

What are the pelvic arteries? (4)

A
  • Internal iliac artery
  • Middle rectal a.
  • Inferior gluteal a.
  • Internal pudendal a.
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4
Q

Pelvic arteries
Anterior…(2)
Umbilical artery :

A
  • Superior vesical a.
  • Medial umbilical lig.
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5
Q

Pelvic arteries
Anterior…
* Obturator a. (branch) :

A
  • Pubic branch
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6
Q

Pelvic arteries
* Internal iliac artery
* Anterior
- Inferior vesical a. (MALES) : (2)

A
  • Artery to ductus deferens
  • Prostatic branches
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7
Q

Pelvic arteries
* Internal iliac artery
* Anterior
FEMALES: (2)

A
  • Uterine a.
  • Vaginal a.
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8
Q

Pelvic arteries
* Internal iliac artery
* Posterior: (3)

A
  • Iliolumbar artery
  • Lateral sacral artery
  • Superior gluteal artery
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9
Q

Pelvic veins
* Rectal venous plexus –

A

superior, middle and
inferior rectal veins.

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10
Q

Pelvic veins
* Prostatic venous plexus –

A

drains to vesical plexus

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11
Q

Pelvic veins
* Vesical venous plexus –

A

inferior vesical vein

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12
Q

Pelvic veins
* Vaginal venous plexus –

A

uterovaginal plexus

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13
Q

Pelvic veins
* Uterine venous plexus –

A

uterine vein

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14
Q

Lymphatic drainage: Pelvis
* External iliac nodes
* Afferent:

A

pelvic viscera and inguinal nodes

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15
Q

Lymphatic drainage: Pelvis
* Internal iliac nodes
* Afferent:

A

inferior pelvic viscera, deep perineum, gluteal

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16
Q

Lymphatic drainage: Pelvis
* Sacral lymph nodes
* Afferent:

A

inferior pelvic
viscera, deep perineum,
gluteal

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17
Q

Lymphatic drainage: Pelvis
* Sacral lymph nodes
* Efferent:

A

common iliac nodes

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18
Q

Lymphatic drainage: Pelvis
* Common iliac nodes
* Efferent:

A

lumbar nodes

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19
Q

Lymphatic drainage: BLADDER
* External iliac nodes
* Afferent:

A

superolateral aspects of bladder; ureter

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20
Q

Lymphatic drainage: BLADDER
* External iliac nodes
* Efferent:

A

common iliac nodes

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21
Q

Lymphatic drainage: BLADDER
* Internal iliac nodes
* Afferent:

A

fundus and neck of bladder

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22
Q

Lymphatic drainage: BLADDER
* Internal iliac nodes
* Efferent:

A

common iliac nodes

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23
Q

Lymphatic drainage: BLADDER
* Common iliac nodes
* Afferent:

A

neck of bladder (some)

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24
Q

Lymphatic drainage: BLADDER
* Common iliac nodes
* Efferent:

A

lumbar nodes

25
Lymphatic drainage: Male intrapelvic organs * Internal iliac nodes * Afferents:
majority of prostate, proximal urethra, inferior part of seminal glands
26
Lymphatic drainage: Male intrapelvic organs * Internal iliac nodes * Efferents:
common iliac nodes → lumbar
27
Lymphatic drainage: Male intrapelvic organs Sacral nodes * Afferents:
some of prostate
28
Lymphatic drainage: Male intrapelvic organs Sacral nodes * Efferents:
internal iliac nodes
29
Lymphatic drainage: Male intrapelvic organs * External iliac nodes * Afferents:
proximal urethra (some), ductus deferens, ejaculatory ducts, superior part of seminal glands
30
Lymphatic drainage: Male intrapelvic organs * External iliac nodes * Efferent:
common iliac nodes → lumbar
31
Lymphatic drainage: Male intrapelvic organs * Deep inguinal nodes * Afferents:
distal urethra
32
Lymphatic drainage: Male intrapelvic organs * Deep inguinal nodes * Efferent:
external iliac nodes
33
Lymphatic drainage: Female intrapelvic organs Internal iliac nodes * Afferents:
cervix of uterus, sup. & mid parts of vagina, proximal urethra
34
Lymphatic drainage: Female intrapelvic organs Internal iliac nodes * Efferent:
common iliac nodes → lumbar
35
Lymphatic drainage: Female intrapelvic organs Sacral nodes * Afferents:
cervix of uterus, inferior part of vagina
36
Lymphatic drainage: Female intrapelvic organs Sacral nodes * Efferent:
internal iliac nodes
37
Lymphatic drainage: Female intrapelvic organs External iliac nodes * Afferents:
body & cervix of uterus, superior part of vagina
38
Lymphatic drainage: Female intrapelvic organs External iliac nodes * Efferent:
common iliac nodes → lumbar
39
Lymphatic drainage: Female intrapelvic organs Superficial inguinal nodes * Afferents:
external orifice of vagina, fundus (uterus)
40
Lymphatic drainage: Female intrapelvic organs Superficial inguinal nodes * Efferent:
external iliac nodes or deep inguinal nodes
41
Lymphatic drainage: Female intrapelvic organs Lumbar nodes * Afferents:
ovaries & uterine tubes, fundus of uterus
42
Lymphatic drainage: Female intrapelvic organs Lumbar nodes * Efferent:
cisterna chyli
43
Lymphatic drainage: Rectum * Pararectal nodes Location:
* Directly on muscle layer of rectum
44
Lymphatic drainage: Rectum * Pararectal nodes Afferent:
superior ½ of rectum
45
Lymphatic drainage: Rectum * Pararectal nodes Efferent:
inf. mesenteric nodes (via sacral nodes or direct)
46
Lymphatic drainage: Rectum * Sacral nodes * Afferent:
inferior ½ of rectum
46
Lymphatic drainage: Rectum * Sacral nodes * Efferent:
internal iliac nodes (some vessels may drain directly into internal iliac nodes)
47
Innervation Autonomic - * Sacral sympathetic trunks:
* Sympathetic innervation to the lower limbs
47
Innervation Autonomic - * Peri-arterial plexuses:
* Sympathetic, vasomotor fibres to superior rectal, ovarian, internal iliac aa.
48
Innervation Autonomic - * Pelvic splanchnic nerves:
* Parasympathetic innervation of pelvic viscera
49
Innervation Autonomic - * Hypogastric plexuses:
* Most important route by which sympathetic fibres are conveyed to the pelvic viscera
50
Innervation: * ______ plexus
Sacral
51
* Pudendal nerve Origin: Structures:
* Ant. rami of spinal nerves S2-S4 * Structures: perineum, sensory to genitalia, perineal muscles, external urethra & anal sphincter
52
* Sciatic nerve Origin: Structures:
* Ant. rami of spinal nerves L4-S3 * Hip joint, flexors of knee in thigh & all muscles in leg and foot
53
* Superior gluteal nerve Origin: Structures:
* Ant. rami of spinal nerves L4-S1 * Gluteus medius & minimus muscles
54
* Inferior gluteal nerve Origin: Structures:
* Ant. rami of spinal nerves L5-S2 * Gluteus maximus muscle
55
* Coccygeal plexus Origin: Supplies:
* Ant. rami: S4-S5; coccygeal nerves * Supplies coccygeus muscle
56
* Somatic nerves: * Nerve to _____ ______ (L5,S1-S2) * Nerve to _______ (S1-S2) * Nerve to _____ ____ & coccygeus (S3-S4)
* obturator internus * piriformis * levator ani
57

MBBCh 2- ANAT2020A (60 decks)

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