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Multiple Choice
Which bones form the articulation in the body that most closely resembles a hinge joint?
A
Scapula and clavicle
B
Humerus and ulna
C
Radius and carpal bones
D
Femur and tibia
Verified step by step guidance
1
Understand the concept of a hinge joint: A hinge joint is a type of synovial joint that allows movement primarily in one plane, similar to the motion of a door hinge. Examples include flexion and extension movements.
Review the anatomy of the listed bones: The scapula and clavicle form part of the shoulder girdle, the humerus and ulna are part of the elbow joint, the radius and carpal bones are part of the wrist joint, and the femur and tibia are part of the knee joint.
Identify the joint type for each pair of bones: The scapula and clavicle form a gliding joint, the humerus and ulna form a hinge joint, the radius and carpal bones form a condyloid joint, and the femur and tibia form a modified hinge joint.
Focus on the humerus and ulna: The articulation between the humerus and ulna at the elbow joint is a classic example of a hinge joint, allowing flexion and extension of the forearm.
Conclude that the humerus and ulna form the articulation that most closely resembles a hinge joint, as it fits the definition and function of this joint type.