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[ANA} Appendicular Skeleton > Pelvic Girdle > Flashcards

Pelvic Girdle Flashcards

1
Q

Functions of the Pelvic Girdle

A
  • attaches lower limbs to the spine
  • supports visceral organs of the pelvis
  • where full weight of upper body passes through
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2
Q

Which extremity has less freedom of motion but are more stable than the other

A

Lower Extremities

due to the strong ligaments that attach them to the axial

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3
Q

Pelvic Girdle consists of

A
  • 2 Pelvic/Hip Bones
  • Sacrum
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4
Q

Pelvis is a basin-like structure formed by the –

A
  • Hip Bones
  • Sacrum
  • Coccyx
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5
Q

Hipbone is made up of the

A
  • Ilium
  • Ischium
  • Pubis
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6
Q

Hip Bones are separated into 3 during __
* Area of separation
* Reason for separation

A

Childhood
* Acetabelum
* chuchu ligaments are not fused yet

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7
Q

Junction of the 3 bones of the hip
* Receives the __ to form the hip joint

A

Acetabelum
* Receives the Femoral Head to form the Hip Joint

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8
Q

Large, flared bone that forms the superior region of the hip bone

A

Ilium

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9
Q

Thickened superior margin of ala

A

Iliac Crest

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10
Q

Thickest part of the Iliac Crest

A

Iliac Tubercle

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11
Q

Anterior End of the Iliac Crest
* Projection inferior to this

A

ASIS: Anterior Superior Iliac Spine
* AIIS: Anterior Inferior Iliac Spine

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12
Q

Posterior End of the Iliac Crest
* Projection inferior to this

A

PSIS: Posterior Superior Iliac Spine
* PIIS: Posterior Inferior Iliac Spine

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13
Q

Structure just inferior to the PIIS in the Ilium where the Ileum is indented
* What nerve passes through here

A

Greater Sciatic Notch
* Sciatic Nerve

Sciatic n goes to the posterior thigh

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14
Q

Attachment sites of gluteal muscles

A

Gluteal Lines: Anterior, Posterior, Inferior

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15
Q

Concavity of the internal surface of the ala anteriorly

A

Iliac Fossa

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16
Q

Posterior to the Iliac Fossa
* Articulates with ___ to form which joint

A

Auricular Surface
* Articulates with the Sacrum to form the Sacroiliac Joint

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17
Q

Runs anteroinferiorly from the auricular surface
* it defines –

A

Arcuate Line
* Defines the superior limit of the true pelvis

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18
Q

Part of the Pelvis that joins the Ilium posteriorly and forms the posteroinferior region of the hip bone

A

Ischium

has a thicker body

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19
Q

Thinner part that joins the pubis anteriorly

A

Ramus

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20
Q

Structure that lies posterior to the acetabellum projecting medially
* Attachment point for

A

Ischial Spine
* Sacrospinous Ligament

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21
Q

Inferior to the ischial spine where the nerves and vessels of the perineum pass through

A

Lesser Sciatic Notch

22
Q

Rough, thickened part of the ischial body and the strongest part of the hip bone
* Function
* Attachment site for –

A

Ischial Tuberosity
* Bears weight during sitting
* Sacrotuberous Ligament and Hamstring Muscles

23
Q

Sacrospinous Ligament attaches __ to __

A

Sacrum to the Ischial Spine

24
Q

Sacrotuberous ligament attaches from __ to __

A

Sacrum to the Ischial Tuberosity

25
Q

V shaped bone that forms the anterior margin of the hip and where the bladder rests on

A

Pubis

26
Q

Ramus of the Pubis that joins with the bbodies of IIschium and Ilium

A

Superior Ramus

27
Q

Ramus that joins with the Ischial Ramus

A

Inferior

28
Q

Thickened anterior border of the body

A

Pubic Crest

29
Q

Knob-like part at the lateral end of the Pubic Crest
* Attachment site for which ligament

A

Pubic Tubercle
* Inguinal Ligament

30
Q

Thin ridge along the superior ramus of the pubis
* it forms the anterior portion of the __

A

Pectineal Line
* Pelvic Brim

31
Q

Foramen between the pubis and the ischium closed by the obturator membrane

A

Obturator Foramen

32
Q

Inverted V arch formed by the Inferior Pubic Rami and Ischial Rami

A

Pubic Arch

33
Q

Pubic Arch is formed by __

A

Inferior Pubic Rami and Ischial Rami

34
Q

The joint between 2 Pubis is joined by the bodies of the 2 pubic bone

A

Pubic Symphysis

35
Q

Pelvis that lies **inferior ** to the pelvic brim that contains pelvic organs - female reproductive

A

True (Lesser) Pelvis

36
Q

Pelvis superior to the Pelvic Brim
* Bounded by –
* Part of __ and contains __

A

False (Greater) Pelvis
* Bounded by the alae of Ilium
* Part of the Abdomen and contains abdominal organs

37
Q

Delineated by the pelvic brim
* Where is its largest diameter

A

Pelvic Inlet
* Largest diameter is side to side in the frontal plane

38
Q

Inferior margin of the true pelvis
* Largest diameter is __

A

Pelvic Outlet
* Anteroposterior Diameter

39
Q

The Pelvic Outlet is bounded by the ff:
* Anterior:
* Lateral
* Posterior

A
  • Anterior: Pubic Arch
  • Lateral: Ischial Tuberosities
  • Posterior: Sacrum Coccyx
40
Q

In females, the true pelvis defines the __
* Its cavity is __

A

Birth Canal
* Its cavity is broad, shallow, larger

41
Q

Bones of the females are __ compared to males

A

Lighter, thinner and smoother

42
Q

the Acetabula in females are __ compared to males

A

Smaller and farther apart

43
Q

The pubic arch in females are __

A

Broader and more rounded

44
Q

Male or Female

Wider, shorter sacrum with accentuated sacral cirvature

A

Females

45
Q

Male or Female

More movable and straighter coccyx

A

Female

46
Q

Male or Female

Narrow, Longer sacrum with Sacral Promontory more ventral

A

Male

47
Q

Male or Female

Greater sciatic Notch narrow and deep

A

Males

48
Q

Male or Female

Pelvic Inlet (brim) heart shaped and narrow

A

Male

49
Q

Male or Female

Pelvic Outlet wider; Ischial Spines shorter, farther apart and everted

A

Female

50
Q

Male or Female

Narrow ischial spines that is longer, sharper, and point more medially

A

Male

[ANA} Appendicular Skeleton (4 decks)

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