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MRCOG Part 1 > Anatomy > Flashcards

Anatomy Flashcards

1
Q

Structure lateral to internal iliac artery

A

Ureter

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2
Q

Lateral border of ischiorectal fossa

A

Obturator internus fascia

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3
Q

Structure which runs under the inguinal ligament on the medial side of the ASIS

A

Lateral cutaneous nerve of the thigh

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4
Q

Appendicular artery is a branch of which artery

A

Ileocolic (posterior caecal)

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5
Q

Structures leaving through the lesser sciatic foramen

A

Internal pudendal artery and vein, obturator internus tendon nerve to obturator internus, pudendal nerve

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6
Q

Level of bifurcation of the aorta

A

L4

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7
Q

The inferior vena cava originates from the common iliac veins at the level of

A

L5

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8
Q

Which nerve arises from ventral rami of lumbar plexus and emerges from the medial border of psoas major muscle?

A

Obturator nerve

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9
Q

Which nerve pierces the internal oblique muscle and passes through the inguinal canal?

A

Ilio-inguinal

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10
Q

The level at which the ovarian artery arises from the descending aorta

A

L2

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11
Q

Crosses the floor of the ovarian fossa

A

Obturator nerve and ureter

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12
Q

Forms the medial wall of the ischio-rectal fossa

A

Anal canal and levator ani muscles

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13
Q

Contents of ischiorectal fossa

A

pudendal nerve and internal pudendal vessels within the pudendal canal on the lateral wall

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14
Q

Blood supply to Bartholin’s gland

A

External pudendal artery (branch of the femoral artery)

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15
Q

Blood supply to mons pubis

A

Inferior epigastric artery

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16
Q

Innervation of external genitalia

A

Pudendal nerve (S2-S4)

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17
Q

Nerve supply to ischiorectal fossa and anal area

A

Inferior rectal nerve

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18
Q

Innervation of medial and lateral aspects of vulvar skin

A

Ilioinguinal (L1) and genital branch of genitofemoral (L1-2) respectively

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19
Q

Post-ganglionic sympathetic fibres supplying the urinary bladder originate from

A

The inferior mesenteric ganglion

20
Q

Pre-ganglionic sympathetic fibres supplying the urinary bladder originate from

A

T10 – L2 spinal cord segments

21
Q

The dorsal nerve of the clitoris is a terminal branch of the

A

Pudendal nerve

22
Q

Which artery supplies the anorectal canal superior to the pectinate line?

A

Inferior mesenteric artery

23
Q

boundary between endodermal and ectodermal origin of anal canal

A

Dentate line

24
Q

Lowest platelet count to allow epidural

A

80

25
Q

Contents of the femoral triangle

A

Femoral nerve and terminal branches.
Femoral sheath.
Femoral artery and branches.
Femoral vein and its proximal tributaries inc SFJ
Deep inguinal lymph nodes & lymphatic vessels

26
Q

Narrowest part of male urethra

A

Membranous urethra

27
Q

Borders of the femoral triangle

A

Superior: Inguinal ligament
Medial: Medial border of the adductor longus
Lateral: Medial border of the sartorius
Floor: Pectineus, Adductor longus and Iliopsoas muscles
Roof: Fascia Lata

28
Q

Branches of the pudendal nerve

A

Dorsal nerve of clitoris/penis
Perineal nerves
Inferior rectal nerve

29
Q

Typical number of lobes per breast

A

15-20

30
Q

Arterial supply to testis

A

Testicular arteries (branch of aorta)
Cremasteric artery (branch of inferior hypogastric)
Artery to vas deferens (branch of internal iliac)

31
Q

The hypothalamus is located in which part of bart of the brain

A

Diencephalon

32
Q

Inferior hypogastric plexus parasympathetic components come from which three nerve roots

A

S2-4 (pelvic splanchnic nerves)

33
Q

Another name for Bartholin’s gland

A

Greater vestibular gland

34
Q

Blood supply of pelvic ureter

A

Superior and inferior vesical arteries

35
Q

Blood supply to abdominal ureter

A

Renal artery, ovarian artery and aorta

36
Q

Lymphatic drainage of bladder, urethra, fallopian tubes, uterine fundus, cervix

A

Bladder: external iliac
Urethra: internal iliac
Fallopian tubes and fundus: external iliac, superficial iliac nodes (via round ligament)
Cervix: external, internal iliac, rectal and sacral nodes

37
Q

Which testicular cells are located outside the blood/testis barrier?

A

Leydig cells

38
Q

What type of cells are sertoli cells?

A

Tall columnar

39
Q

The layer between theca cells and the mural granulosa?

A

Basal lamina

40
Q

Artery supplying the portal system between the hypothalamus and the anterior pituitary

A

Superior hypophyseal artery

41
Q

Which pelvic muscle is the sacrospinous ligament part of?

A

Coccygeus

42
Q

Which muscle does the deep part of the external anal sphincter blend with?

A

Puborectalis

43
Q

Nerve roots that supply the levator ani

A

S3 and S4

44
Q

What is the dermatome at the level of the transverse suprapubic incision?

A

L1

45
Q

Which nerve pierces the psoas major muscle?

A

Genitofemoral

46
Q

Arterial supply to rectum and anal canal

A

Upper 2/3 rectum = superior rectal artery (branch of IMA)
Lower 1/3 rectum = middle rectal (branch of internal iliac)
Anal canal = inferior rectal (branch of internal pudendal)

47
Q
A

MRCOG Part 1 (4 decks)

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