List Three Factors That Can Cause a Child to Be

question 128

Essay

List three factors that can cause a child to be unusually short.

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Definitions:

Sliding Filament Model

A theory explaining the mechanism of muscle contraction through the sliding of actin (thin) filaments over myosin (thick) filaments, shortening the sarcomere.

Muscle Contraction

The process where muscle fibers shorten or lengthen to produce movement or maintain posture.

Contraction Cycle

The series of events in muscle fibers that lead to shortening and generating force, crucial for movement.

Myofibril

A basic rod-like unit of a muscle cell, composed of long proteins including actin, myosin, and others, responsible for muscle contraction and relaxation.