Anatomy Flashcards

(49 cards)

1
Q

In what spermatic vein is varicocele more common?

A

Left as it drains into the left renal vein at a 90deg angle

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2
Q

What drains into the para-aortic lymph nodes?

A

Ovaries/testes/ fundus of uterus

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3
Q

What drains into the external iliac nodes?

A
  • Body of uterus
  • Cervix
  • Superior part of bladder
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4
Q

What drains to the internal iliac nodes?

A
  • Prostate
  • Cervix
  • Corpus cavernosum
  • Proximal vagina
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5
Q

What drains to the superficial inguinal nodes?

A
  • Distal vagina
  • Vulva
  • Scrotum
  • Distal anus
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6
Q

Where does lymph from the clitoris and glans of the penis drain to?

A

Deep inguinal lymph nodes

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7
Q

What is the venous plexus in the scrotum called?

A

Pampiniform plexus

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8
Q

What does the infundibulopelvic (suspensory) ligament attach?

A

Ovaries to lateral pelvic wall

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9
Q

What structures run with the infundibulopelvic (suspensory) ligament?

A

Ovarian vessels

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10
Q

Ligation of the ovarian and uterine vessels during oopherectomy presents a risk to what structure?

A

Ureter

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11
Q

What does the cardinal (transverse cervical) ligament connect?

A

Cervix to the side wall of the pelvis

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12
Q

What structures are contained in the cardinal ligament?

A

Uterine vessels

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13
Q

What does the round ligament connect?

A

Uterine horn to labia majora

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14
Q

What is the round ligament a derivative of?

A

Gubernaculum

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15
Q

What does the round ligament travel through?

A

Round inguinal canal

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16
Q

What does the round ligament of the uterus travel above?

A

Artery of Sampson

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17
Q

What does the Broad ligament connect?

A
  • Uterus
  • Fallopian tubes
  • Ovaries
    All to pelvic side wall
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18
Q

What ligament is contained inside the round ligament?

A

Round ligaments of the uterus

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19
Q

What is the broad ligament made of?

A

Fold of peritoneum that comprises the mesosalpinx, mesometrium and mesovarium

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20
Q

What does the ovarian ligament connect?

A

Medial pole of ovary to uterine horn

21
Q

What is the ovarian ligament a derivative of?

22
Q

What is adnexal torsion?

A
  • Twisting of ovary and fallopian tube around infundibulopelvic ligament and ovarian ligament thus causing compression of ovarian vessels
  • Associated with ovarian mass
  • Presents w. acute pelvic pain, adnexal mass, N/V
23
Q

What are the different types of pelvic organ prolapse?

A
  • Ant compartment prolapse - bladder (cystocele)
  • Post compartment prolapse - rectum (rectocele) or SI (enterocele)
  • Apical compartment prolapse - uterus, cervix, or vaginal vault
24
Q

What is pelvic organ prolapse?

A

Herniation of pelvic organs to or beyond the vaginal walls (ant, post) or apex

25
What is pelvic organ prolapse associated with?
- Multiparity - Age - Obesity
26
What are the symptoms of pelvic organ prolapse?
- Pelvic pressure - Tissue protrusion from vagina - Urinary frequency - Constipation - Sexual dysfunction
27
What is a pelvic organ prolapse involving all 3 compartments called?
Uterine procidentia
28
What are the nerves involved in expulsion of semen?
- Pelvic splanchnic nerves (S2-S4) (para) - Hypogastric nerve (T11-L2) (symp) - Pudendal nerve (somatic)
29
How does sildenafil cause erections?
Blocks the degradative action of cGMP-specific phosphodiesterase type 5 (PDE5) on cyclic GMP - Increased cGMP
30
What is the histology of the transformation zone?
Squamocolomnar junction - Ectocervix is stratified squamous - Endocervix is simple columnar
31
What is the epithelium of the ovary characterised by?
Simple cuboidal epithelium (germinal epithelium covering surface of ovary)
32
What can renal trauma present with?
- Bruising - Flank pain - Hematuria
33
What can renal truama be due to?
Direct blows or lower rib fractures
34
What are the symptoms/signs of bladder rupture?
- Hematuria - Suprapubic pain - Difficulty voiding - Increased BUN and creatinine (due to peritoneal absorption of urine)
35
Where is the most common site for bladder wall rupture?
Superior bladder wall (dome) injury
36
Where other than the dome is a common site of bladder injury? and what can it be caused by?
Anterior wall or neck injury | - Due to pelvic fracture -> perforation of bony spicules
37
Where does urine accumulate in an anterior bladder injury?
Extraperitoneal urine accumulation | - Retropubic space
38
What are the symptoms/signs of urethral injury?
- Blood at urethral meatus - Hematuria - Difficulty voiding
39
What kind of injury may cause an anterior urethral injury?
Perineal saddle injury
40
What can happen as a result of bulbar spongy urethra is disruptes as a result of ant urethral injury?
Scrotal hematoma
41
Where may urine collect as a result of tearing Bucks fascia?
Perineal space
42
What may cause posterior urethral injury?
Pelvic fracture
43
Where can urine collect as a result of posterior urethral injury? and what is this due to?
- May cause disruption at bulbomembranous junction (weakest part) - > Urine leakage into retropubic space and high-riding prostate
44
What lines the penis and testes?
Internal to external - Tunica albuginea (found in penis and testes) - Deep (Buck's) fascia (only penis) - Superficial (dartos) fascia (only penis)
45
What do Sertoli cells produce?
- Inhibin B (inhibits FSH) - Androgen-binding protein (maintains local levels of T) - MIF - Converts T to E via aromatase
46
What do tight junctions between adjacent Sertoli cells function as?
Blood-testis barrier - preventing gametes from immune attack
47
What can cause a temperature rise in sertoli cells and what are the effects of this?
- Decreased sperm production - Decreased inhibin B - Increased temperature seen in varicocele and cryptorchidism
48
What do the sertoli cells line?
The seminiferous tubules
49
Where are Leydig cells found?
Adjacent to sertoli cells in the interstitium