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Patella

Kneecap, bone covering knee joint / From Wikipedia, the free encyclopedia

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The patella, also known as the kneecap, is a flat, rounded triangular bone which articulates with the femur (thigh bone) and covers and protects the anterior articular surface of the knee joint. The patella is found in many tetrapods, such as mice, cats, birds and dogs, but not in whales, or most reptiles.

Quick facts: Patella, Details, Pronunciation, Origins, Ide...
Patella
Knee_diagram.svg
Right knee
Details
Pronunciation/pəˈtɛlə/
Originspresent at the joint of femur and tibia fibula
Identifiers
Latinpatella
MeSHD010329
TA98A02.5.05.001
TA21390
FMA24485
Anatomical terms of bone
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In humans, the patella is the largest sesamoid bone (i.e., embedded within a tendon or a muscle) in the body. Babies are born with a patella of soft cartilage which begins to ossify into bone at about four years of age.