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Reproductive Anatomy > Vessels, Nerves and Lymph Nodes of the Pelvis > Flashcards

Vessels, Nerves and Lymph Nodes of the Pelvis Flashcards

1
Q

What arteries supply most of the pelvic viscera, and what organs do they not supply?

A

Right and left internal iliac arteries

Do not supply testes, ovaries or upper part of rectum

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2
Q

What artery supplies the bladder, seminal gland and prostate?

A

Superior and inferior vesical arteries

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3
Q

What are the origins of the superior and inferior vesical arteries?

A

Superior vesical artery- patent part of umbilical artery

Inferior vesical artery- anterior division of internal iliac artery

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4
Q

What artery supplies the pelvic ureter, uterus, ligament of uterus, uterine tube and vagina?

A

Uterine artery

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5
Q

What artery is the uterine artery a branch of?

A

Anterior division of internal iliac artery

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6
Q

What artery supplies the testes and ovaries?

A

Gonadal (testicular or ovarian)

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7
Q

What artery is the gonadal artery a branch of?

A

Abdominal aorta

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8
Q

What artery supplies the rectum?

A

Superior rectal artery

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9
Q

What artery is the superior rectal artery a branch of?

A

Inferior mesenteric artery

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10
Q

What artery supplies the seminal glands, prostate and rectum?

A

Middle and inferior rectal arteries

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11
Q

What artery are the middle and inferior rectal arteries a branch of?

A

Internal iliac artery

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12
Q

What artery supplies the vagina and inferior part of the bladder?

A

Vaginal artery

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13
Q

What artery is the vaginal artery a branch of?

A

Uterine artery

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14
Q

What is the main artery to the perineum?

A

Internal pudendal artery

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15
Q

What artery is the internal pudendal artery a branch of?

A

Anterior division of internal iliac artery

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16
Q

What artery supplies the pelvic muscles and head of femur?

A

Obturator artery

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17
Q

What artery is the obturator artery a branch of?

A

Intenral iliac artery

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18
Q

What do the superior and inferior vesical arteries supply?

A

Bladder

Seminal glands

Prostate

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19
Q

What does the uterine artery supply?

A

Pelvic ureter

Uterus

Ligaments of uterus

Uterine tube

Vagina

20
Q

What do the gonadal arteries supply?

A

Testes or ovaries

21
Q

What does the superior rectal artery supply?

A

Rectum

22
Q

What do the middle and inferior rectal arteries supply?

A

Seminal glands

Prostate

Rectum

23
Q

What does the vaginal artery supply?

A

Vagina

Inferior part of urinary bladder

24
Q

What does the internal pudendal artery supply?

A

Perineum

25
Q

What does the obturator artery supply?

A

Pelvic muscles

Head of femur

26
Q

What are the five veins that drain the pelvis?

A

Internal iliac veins

Superior rectal veins

Median sacral vein

Gonadal veins

Internal vertebral venous plexus

27
Q

Which rectal vein drains into the portal circulation?

A

Superior rectal vein

28
Q

Which rectal veins drain into the systemic circulation?

A

Inferior and middle rectal veins

29
Q

What is the clinical significance of the pelvic veins?

A

Haemorrhoids

30
Q

With which venous plexus does the prostatic venous plexus communicate with on its posterior side?

A

Vertebral venous plexus (causes bone mets in prostate cancer)

31
Q

What makes up the somatic component of the nerve supply to the reproductive organs?

A

Illioinguinal nerve + genitofemoral nerve

32
Q

Where does the illioinguinal nerve originate?

A

L1

33
Q

Where does the ilioinguinal nerve enter the inguinal canal?

A

At the superficial inguinal ring

34
Q

What does the ilioinguinal nerve supply?

A

The skin at the root of the penis or the labia

35
Q

Where does the genitofemoral nerve originate?

A

L1-L2

36
Q

Where does the genitofemoral nerve enter the inguinal canal?

A

Deep inguinal ring

37
Q

What structure is supplied by the genital branch of the genitofemoral nerve?

A

The anterior aspect of the scrotum

38
Q

Where does the pudendal nerve arise from?

A

From S2-S4 via the sacral plexus

39
Q

What is the sympathetic innervation of vas deferens, seminal vesicles, prostate and epididymis in males?

A

L1 and L2 via the hypogastric plexus

40
Q

What is the sympathetic innervation of the female genital tract?

A

Ovarian and pelvic plexuses

41
Q

What is the parasympathetic innervation of the female genital tract?

A

Pelvic splanchnic nerves (S2-4)

42
Q

What is the innervation of male and female erectile tissues?

A

Parasympathetic fibres from S2-S4 via the hypogastric plexus

43
Q

What region do the external iliac lymph nodes drain?

A

Pelvic viscera (especially superior parts of anterior pelvic organs)

44
Q

What region do the internal iliac lymph nodes drain?

A

Gluteal region, deep perineum and inferior pelvic viscera

45
Q

What region do the sacral lymph nodes drain?

A

Postero-inferior pelvic viscera

46
Q

What nodes do the common iliac lymph nodes drain?

A

External iliac nodes

Internal iliac nodes

Sacral nodes

Reproductive Anatomy (8 decks)

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