Roc Wheels Rockit, User Manual

Page: 13 / 44

13
Scoliosis
An abnormal
lateral curvature
of the spine
Kyphosis An
abnormal increase
in normal kyphotic
(posterior) curva-
ture of the thoracic
spine which can
result in a notice-
able round back
deformity.
The Spine
Lordosis
An abnormal in-
crease in anterior
curvature of the tho-
racic spine which
can result in a no-
ticeable convex back
deformity.
Muscle movement: Most skeletal muscles work in groups:

Agonists - muscles primarily responsible for an action due to their contraction.
Antagonists - muscles that relax to smooth the action of the agonists.Directions of move-
ment:

Flexion - brings a body part forward.

Extension - moves a body part to the rear.

Abduction - moves an appendage laterally from the midline.

Adduction - moves an appendage toward the midline.

Circumduction - movement of an appendage in a circle around a joint.

Pronation - rotating the palm of the hand downward.

Supination - rotating the palm of the hand upward.

Inversion - turning the toes of the foot inward.
Eversion - turning the toes of the foot outward.