Ch. 13: Gravity and Stability

Question 1

point at which gravity is said to act on the body

Answer 1

CoG

Question 2

in general an adults CoG is usually located

Answer 2

ANT to S2

Question 3

in infants CoG is roughly located around ____ due to their big heads

Answer 3

T7

Question 4

CoG of women tends to be lower than men due to

Answer 4

increased mass distribution in the pelvic and thigh region

Question 5

CoG shifts slightly to adjust for small head mvts

Answer 5

postural sway

Question 6

3 main factors affecting stability and 2 lesser factors

Answer 6

1. size and shape of base of support (BoS)
2. height of CoG
3. relationship of line of gravity (LoG) to base of support

Lesser:
-segmental alignment
-physiological factors (alcohol, ear infections, etc…)