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[OS 206] 1st Exam > Trans - Pelvis > Flashcards

Flashcards in Trans - Pelvis Deck (114)
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31

Thickenings on the superior and inferior aspect of the pubic symphysis

Superior: superior pubic ligament
Inferior: arcuate ligament

32

Narrowest diameter which a baby has to pass through during childbirth

Obstetric conjugate

33

T/F: The obstetric conjugate is directly measurable

F, because the bladder is in the way

34

The diagonal conjugate is measured from:

Inferior end/base of the pubic bone to sacral promontory

35

The pelvic midplane is at the level of the:

Ischial spine

36

Common pelvic types in males

Android
Anthropoid

37

Exit of the urethra and vagina through the pelvic diaphragm

Urogenital hiatus

38

Sacral plexus: components

Lumbosacral trunk (L4, L5), ventral rami of S1-S4

39

Branches of the sacral plexus

1. Sciatic nerve – lower limb
2. Pudendal nerve – external genitalia
3. Superior gluteal nerve – gluteus medius and minimus
4. Inferior gluteal nerve – gluteus maximus

40

Obturator nerve arises from what plexus

Lumbar plexus

41

Superior gluteal nerve innervates:

gluteus medius
gluteus minimus

42

Inferior gluteal nerve innervates:

gluteus maximus

43

Obturator nerve innervates:

Medial thigh muscles

44

Coccygeal plexus: components

Ventral rami of S4, S5
Coccygeal nerves

45

The pudendal nerve splits the fascia of the obturator internus to form _________

Pudendal canal / Alock’s canal

46

The anterior division of the internal iliac artery mainly supplies ________

Organs and viscera

47

The posterior division of the internal iliac artery mainly supplies ___________

Muscles

48

Males: inferior vesical artery :: females:_______________

Vaginal artery

49

The superior vesical artery originates from ___________

Umbilical artery

50

Terminal branch of the internal pudendal artery

Dorsal artery of penis or clitoris

51

Females: uterine artery :: Males: ___________

Artery to the ductus deferens

52

The uterine artery passes directly ________ to the ureter

Superior

53

Iliolumbar artery supplies __________

Posterior abdominal muscles (iliacus, psoas major, quadratus lumborum)

54

Lateral sacral artery supplies __________

Spinal meninges and spinal nerves

55

In females, what vessels enter the true pelvis

2 Internal iliac
2 ovarian
1 median sacral
1 superior rectal

56

In males, what vessels enter the true pelvis

2 internal iliac
1 median sacral
1 superior rectal

57

Main venous drainage of the pelvis

Internal iliac vein

58

Pelvic venous plexuses are formed by which veins

Rectal
Vesical
Uterine
Prostatic

59

Obturator foramen is formed by:

ramus of ischium
anterior ramus of pubis

60

The sacral promontory is the:

body of S1