Anatomy Repro Flashcards

1
Q

what type of joint is the sacroiliac joint?

A

synovial

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2
Q

what type of joint is the PS joint?

A

secondary cartilaginous

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3
Q

what is the action of the obturator internus and piriformis?

A

external rotation (+ abduction)

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4
Q

what is the action of the coccygeus? innervation?

A

pulls coccyx forward after defectation

pudendal

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5
Q

two functions of the pelvic diaphragm/floor?

A

support pelvic viscera

maintain continence

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6
Q

branches of what distribute most of the blood to the pelvic organs?

A

right and left internal iliac artery

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7
Q

what is the drainage of the rectum?

A

upper 2/3 into portal circulation

lower 1/3 into systemic circulation

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8
Q

what does the ilioinguinal nerve supply and what is it’s origin?

A

skin at root of penis and labia

L1 (superficial inguinal ring)

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9
Q

where does the genitofemoral nerve originate?

A

L1-2 (deep inguinal ring)

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10
Q

what structures in male are supplied by the genital branch of the genito-femoral nerve?

A

cremaster and scrotal skin

reflex

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11
Q

what supplies the vas deferens, prostate and epididymis in males?

A

sympathetic fibres from L1/2 via the hypogastric plexus

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12
Q

what innervates erectile tissue in male and female?

A

parasympathetic fibres from S2-4 via the hypogastric plexus

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13
Q

what can happen if the pudendal nerve is damaged?

A

failure of ejaculation

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14
Q

what are the main contents of the spermatic cord?

A

pampiniform plexus
testicular artery
vas deferens

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15
Q

what are the two layers of the tunica vaginalis? what material is present between them?

A

visceral and parietal lamina

mesothelial cells

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16
Q

what supplies blood to testes and at what level?

A

testicular arteries

L2

17
Q

what is a varicocele?

A

enlargement of the pampiniform plexus

18
Q

what is the lymphatic drainage of the testes?

A

para-aortic

inguinal

19
Q

what is the LN drainage of the prostate?

A

internal iliac and sacral nodes

20
Q

what is the LN drainage of the scrotum and penis?

A

superficial inguinal LN

21
Q

what is the LN drainage from the labia?

A

inguinal

22
Q

what is the LN drainage from the ovaries?

A

para-aortic LN

23
Q

innervation of the external anal sphincter?

A

branch of pudendal nerve