Joints of the Pelvis Flashcards

1
Q

What are the joints associated with the pelvis?

A

Sacroiliac Joint, Symphysis Pubis, Lumbosacral Joint and Sacrococcygeal Joint

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2
Q

What type of joint is the Sacroiliac Joint?

A

Synovial Plane Joint

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3
Q

What type of joint is the Symphysis Pubis Joint?

A

Secondary Cartilaginous

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4
Q

What type of joint is the Lumbosacral Joint?

A

Secondary Cartilaginous

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5
Q

What are the articular surfaces of the sacroiliac joint?

A

The auricular surfaces of the ilium and sacrum

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6
Q

What are the articular surfaces of the symphysis pubis joint?

A

Medial aspects of the pubic body with a fibrocartilaginous disc

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7
Q

What are the articular surfaces of the Lumbosacral Joint?

A

Inferior surface of the body of L5 with the superior surface of the sacrum, separated by an interventricular disc

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8
Q

What are the articular surfaces of the sacrococcygeal joint?

A

Inferior surface sacrum and coccyx

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9
Q

Describe the capsule of the sacroiliac joint?

A

Complete fibrous capsule surrounds the joint attaching to the articular margins

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10
Q

What are the ligaments involved in the sacroiliac joint?

A

Anterior and Posterior sacroiliac ligaments and accessory ligaments: Sacrotuberous and Sacrospinous

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11
Q

How is stability provided in the sacroiliac joint?

A

Provided by the wedge-shoe of the sacrum, interlocking articular surfaces and ligaments

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12
Q

What are the movements of the sacroiliac joint?

A

Slight gliding and rotation between the surfaces, during childbirth the pelvic inlet/outlet diameters increase

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13
Q

What are the ligaments involved in the symphysis pubis joint?

A

Superior and arcuate pubic ligaments

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14
Q

What are the movements in the symphysis pubis joint?

A

Very little movement, during childbirth the joint surfaces separate slightly

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15
Q

What are the ligaments involved in the lumbosacral joint?

A

Iliolumbar and lateral lumbosacral and all ligaments associated with joints between the vertebrae

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16
Q

What are the ligaments involved in the Sacrococcygeal joint?

A

Sacrococcygeal ligament

17
Q

What are the movements involved in Sacrococcygeal Joint?

A

Passive flexion and extention