Question

The posterior surface of this bone contains the pectineal line, a ridge that ends at the linea aspera. For 10 points each:
[10e] Name this largest bone in the human body, found in the upper leg.
ANSWER: femur
[10h] The upper portion of the femur fits into the acetabulum of the pelvis, where it forms one of these joints. Unlike hinge joints, these joints allow for rotational ranges of motion.
ANSWER: ball-and-socket joint
[10m] At the knee, the femur articulates with the tibia and this bone, commonly known as the kneecap.
ANSWER: patella
<Science - Biology>

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