The Anterior Muscles of the Trunk Are More Active as Flexors

question 16

Short Answer

The anterior muscles of the trunk are more active as flexors when the body is supine rather than in a standing position. Why is this so in most cases?
What could one do to increase activity in these muscles in the standing position?

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Definitions:

Allele

One of two or more alternative forms of a gene that are found at the same place on a chromosome and are responsible for variations in inherited characteristics.

X-Linked Recessive Trait

A genetic condition that is passed down through the X chromosome, where males are more frequently affected because they only have one X chromosome.

Blood Clotting

A physiological process where blood changes from a liquid to a gel, forming a clot to prevent bleeding.

Hemophilia A

A genetic disorder causing a deficiency in clotting factor VIII, leading to excessive bleeding.