Vestibular System , Visual System And Propioception Role In Balanve And Posture

Question 0

What is posture

Answer 0

Posture is the orientation of the body segments relative to gravity sector

Question 1

What is balance

Answer 1

Balance is the centre of mass over the base of support

Question 2

What is the vestibular system

Answer 2

This is found in the Inner ear , and this senses the movement of the body approx 1deg . Also controls balance and posture by using otoliths (saccule and utricle) and the 3 semi cancels ( horizontal , posterior and anterior )

Question 3

Where is the vestibular system based ?

Answer 3

In the ear ( labyrinth)

Question 4

Role of otoliths ( saccule and utricle )

Answer 4

Detect acceleration

Question 5

Role of semi canals

Answer 5

Detect the head movement / rotation within the fluid of the inner ear due to the world being 3 dimensional

Question 6

It is vital that the semi canals are perpendicular to what ?

Answer 6

To the places of axis , ( transverse , frontal and saggital) otherwise we will not know the direction of movement of our body and head