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Human Anatomy (kin) > Pelvic Girdle > Flashcards

Pelvic Girdle Flashcards

1
Q

List the functions of the pelvic girdle.

A
  • Weight bearing
  • Transfer weight from axial to lower appendicular skeleton
  • Attachment point for many muscles
  • Protects abdominal organs
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2
Q

What is the name of the complete fused hip bone?

A

Innominate Bone

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3
Q

Which three bones fuse to form the innominate bone?

A

Ilium, Ischium, Pubis

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4
Q

What are the 2 bones that form the pelvic girdle?

A

Innominate Bone and Sacrum

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5
Q

Pubic Symphysis is what type of joint?

A

Cartilaginous (anterior)

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6
Q

What joints of the pelvic girdle are synovial?

A

Sacroiliac joints (posterior)

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7
Q

Where does the fusion of the innominate bone occur? What does it begin as?

A

At the acetabulum, begins as triadiate cartilage.

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8
Q

What structure is the “sit bones”?

A

Ischial Tuberosities of the innominate bone

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9
Q

Which Iliac Spine cannot be palpated?

A

Posterior Inferior Iliac Spine

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10
Q

What comprises the pubic arch?

A

The angle that is formed by the 2 innominate bones is known as the pubic arch.

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11
Q

What are the 3 distinct markings that can be identified on the later aspect of the ilium?

A
  • Inferior Gluteal Line
  • Anterior Gluteal Line
  • Posterior Gluteal Line
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12
Q

What are the gluteal lines important for?

A

They are important landmarks for describing the muscles attachments for the gluteal muscles.

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13
Q

What passes the obturator foramen?

A

It is a passage way for nerves and blood vessels.

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14
Q

What view can the acetabulum be viewed at?

A

Anteriorly only.

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15
Q

At which view must the gluteal lines be viewed?

A

An external view.

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16
Q

What closes in the acetabular notch of the acetabulum?

A

Transverse acetabular ligament

17
Q

What structure articulates with the head of the femur?

A

Lunate surface of the acetabulum.

18
Q

Where is the lesser/true pelvis located and what does it contain?

A

Inferior to the iliopectineal line and houses the reproductive organs.

19
Q

What pelvis portion protects the bladder and some digestive system organs?

A

Greater/False Pelvis which is superior to the iliopectineal line.

20
Q

Functionally, what is the pubic Symphysis joint?

A

Ampiarthrosis

21
Q

What special type of rotation does the sacro-iliac joint allow for?

A

Nutation.

22
Q

Of the 3 sacro-iliac ligaments which is the strongest?

A

Interosseus

23
Q

What are the 3 ligaments that support the sacro-iliac ligaments?

A
  • Anterior
  • Interosseus
  • Posterior
24
Q

Where does the Iliolumbar ligament run to and from?

A

The crest of the ilium to the transverse process of L5

25
Q

Which ligament is often involved in low back pain?

A

Iliolumbar ligament

26
Q

What is the function of the sacrotuberous ligament?

A

Closes the posterior aspect of the lesser sciatic notch to create a foramen.

27
Q

Which ligament runs from the inferior sacrum to the ischial tuberosity?

A

Sacrotuberous

28
Q

Which ligament turns the greater sciatic notch into a foramen?

A

Sacrospinous ligament

29
Q

Where does the Sacrospinous ligament run?

A

passes he lateral sacrum and coccyx to the ischial spine.

30
Q

Why are the pelvic ligaments so important?

A
  • Transmission of body weight

- Securing the sacroiliac joint during movement in other others of the body

31
Q

Does males or females have a longer sacral shape?

A

Males

32
Q

The width between the ischia Tuberosities are much narrower in which gender?

A

Females.

33
Q

Compared to the female pelvis, the male pelvis has:

a) round pelvic inlet
b) wide pelvic outlet
c) long curved sacrum
d) wide pelvic arch
e) wide iliac blades

A

c) long curved sacrum

34
Q

Which ligament runs between the sacrum and the ischial tuberosity?

a) Sacrospinous
b) sacrotuberous
c) Iliolumbar
d) sacroiliac
e) Iliofemoral

A

b) sacrotuberous ligament

Human Anatomy (kin) (14 decks)

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