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Multiple Choice
Which statement about the knee joint is incorrect?
A
The knee joint is a ball-and-socket joint, allowing for a wide range of motion.
B
The knee joint contains the menisci, which are fibrocartilaginous structures.
C
The knee joint is stabilized by the anterior and posterior cruciate ligaments.
D
The knee joint is a hinge joint that allows flexion and extension.
Verified step by step guidance
1
Understand the types of synovial joints: Synovial joints are classified based on their structure and the type of movement they allow. Common types include hinge joints, ball-and-socket joints, pivot joints, and more.
Identify the characteristics of a ball-and-socket joint: These joints, such as the shoulder and hip, allow for a wide range of motion in multiple directions, including rotation.
Identify the characteristics of a hinge joint: Hinge joints, like the elbow and knee, primarily allow movement in one plane, such as flexion and extension.
Examine the anatomy of the knee joint: The knee joint is primarily a hinge joint, allowing for flexion and extension. It is stabilized by structures such as the anterior and posterior cruciate ligaments and contains menisci, which are fibrocartilaginous structures that aid in shock absorption.
Determine the incorrect statement: Based on the characteristics of the knee joint, the statement that it is a ball-and-socket joint is incorrect, as the knee is actually a hinge joint.