The knee joint Flashcards

1
Q

What is the knee joint?

A
  • A hinge joint.
  • A sesamoid joint.
  • A joint between the femur, tibia + patella.
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2
Q

What are sesamoid bones?

A
  • Increase the moment arm.
  • Resist localised compressive stress in the muscle tendon.
  • Located within the tendon of the muscle.
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3
Q

What is the largest sesamoid bone in the body?

A

The patella.

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4
Q

What is found on the patella?

A

Articular cartilage.

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5
Q

What is the function of articular cartilage on the patella?

A
  • Makes the patella slippery.
  • So there is no friction between bones at the joint.
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6
Q

What is located underneath the knee joint?

A

A bursa.

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7
Q

What is a bursa?

A
  • A fluid-filled sac.
  • Lubricate the tendon so structures can slide over each other.
  • Avoids inflammation.
  • Reduces wear and tear.
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