10 Questions
What is the main characteristic of an unstable object?
It is easily upset
In the standing posture, where is the centre of gravity located?
Near the upper pelvic region
What is necessary for performing skills according to the text?
Equilibrium or stability
Which type of equilibrium involves a body that must not be moving or rotating?
Static equilibrium
In static equilibrium, what must be true about the sum of all forces acting on the body?
They must add up to zero
What is the definition of static equilibrium?
A state when a body is at rest or completely motionless
Which factor increases equilibrium according to the text?
Extending the base of support in the direction of the expected force
What is dynamic equilibrium defined as?
A state when a moving body has balanced applied and inertial forces
Which physiological functions contribute to dynamic stability?
Vestibular system, vision, touch, and kinaesthetic awareness
In what situations does dynamic equilibrium occur according to the text?
When a body is moving with unchanging speed or direction
Learn about the concepts of equilibrium and stability in relation to balance and posture. Understand the importance of maintaining stability in performing various skills, and how the center of gravity shifts with different postures.
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