Briefly Explain Expectancy Theory

question 37

Essay

Briefly explain expectancy theory.

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Definitions:

Ellipsoid Joints

A type of synovial joint that allows movement in two planes, such as flexion-extension and abduction-adduction, exemplified by the wrist joint.

Ball and Socket Joints

A type of synovial joint that allows for rotational movement and movement in multiple axes; examples include the hip and shoulder joints.

Multiaxial Joints

Joints that allow movement around several axes, thus enabling motion in multiple planes such as the shoulder and hip joints.

Extension

Extension is a movement that increases the angle between two body parts, such as straightening a flexed knee.