Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
26 Cards in this Set
- Front
- Back
- 3rd side (hint)
sagittal plane
|
divides body into right and left
|
|
|
frontal plane
|
divides body into front and back
|
|
|
transverse plane
|
divides body into top and bottom
|
|
|
biomechanics
|
study of motion produced by body and forces that are on it
|
|
|
flexion - muscle flex
|
angle of joint decreases
|
occurs on saggital plane
|
|
extension
|
angle of joint increases
|
occurs on saggital plane
|
|
abuction
|
takes extremity away from the midline
|
occurs on frontal plane
|
|
adduction
|
takes extremity toward the body
|
occurs on the frontal plane
|
|
scapular retraction
|
shoulder blades come closer together
|
|
|
scauplar protraction
|
shoulder blades move further away
|
|
|
scapular depression
|
shoulder blades move down and together
|
|
|
scapular elevation
|
shoulder blades move up and away
|
|
|
central nervous system
|
brain and spinal cord
|
|
|
peripheral nervous system
|
all nerves outside spinal column
|
|
|
muscles
|
long cells that contract
|
|
|
concentric contraction
|
muscle gets shorter
|
|
|
eccentric contraction
|
lengthening of muscle
|
|
|
isometric contraction
|
muscle maintaining length
|
|
|
motor neuron
|
a single nerve and muscle fiber
|
|
|
neuromuscle junction
|
nerve joins muscle fiber
|
|
|
bones
|
skeletal system
|
|
|
cartilage
|
between bones, shok absorbers and lubrication
|
|
|
joint
|
2 bones meet with ligament, cartilge and muscles
|
|
|
ligament
|
connect one bone to another allows movement one way and not another
|
|
|
posture
|
muscles and bones held together
|
|
|
patella
|
knee
|
|