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AFAA Study Guide - DOT Muscular Skeletal System
AFAA Study Guide - DOT Muscular Skeletal System
29
Fitness
Not Applicable
09/04/2016

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Cards

Term
Define Joint
Definition
two or more ones bones that meet or articulate and where the movement occurs
Term
Define Ligament
Definition

Fibrous tissue that connects bone to bone. Stability to joints. Not elastic, if overstretched will not return to original length

 

Term
Define Tendon
Definition
Connects muscle to bones. Dense fibrose ends of muscle. minimum elasticity
Term
Define Cartilage
Definition
Found in moveable joints. Slippery smooth. Helps minimize friction between bony surfaces. Synovial fluids
Term
Define Anterior
Definition
Front of the Frontal Plane
Term
Define Medial
Definition
Towards the midline of the sagital plane
Term
Define Lateral
Definition
Away from the midline of the sagital plane
Term
Define Posterior
Definition
Back of the frontal plane
Term
Define Supine
Definition
Lying down on back (spine to floor) face up
Term
Define Prone
Definition

Lying down (belly to floor) face down

 

prone on the collar bone

Term
Define Superior
Definition
Above the midline of the transerves / horizontal plane
Term
Define Inferior
Definition
below the midline of the transverse/horizontal plane
Term
Define Unilateral
Definition
One side
Term
Define Bilateral
Definition
both sides
Term
Define Horizontal
Definition
Division of the body top and bottom
Term
Define Sagital
Definition
Devision of the body Left and Right
Term
Define Frontal
Definition
Divsion of the body front and back
Term
Define Flexion
Definition

bending the joint decreasing the the angle between two joints causing a flexing or shortening of the muscle

 

all forward joint movement (except the knee)

 

Example: Bicep Curl, FORWARD curl causes the Bicep mucle to shorten / flex

Term
Define Extension
Definition

the motion of increases the space between the angles of the joint of two bones and straightening or lengthening of the muscle that was previously flexed.

 

Example: Bicep Curl, BACKWARD curl release causes the Bicep mucle to lengthen or straighten

 

Term
Define Abduction
Definition
movement that is away from the midline of the body (sagital plane)
Term
Define Adduction
Definition
movement towards the midline of the body (sagital plane)
Term
Define Rotation
Definition

movement around an axis

 

Term
Define Circumduction
Definition

movement in a 360 degree circle

 

(arm circles)

Term
Define Agonist
Definition
a mucle that is the primary mover and directly responsible for the action
Term
Define Antagonist
Definition
a muscle that acts in opposition to the action produced by the primary mover
Term
Define Assistor
Definition
a muscle that assist the primary mover perform the task
Term
Define Stabilizers
Definition
the muscles that maitain the stabilization during the agonist (primary movers) task/action
Term
Define Primary Mover
Definition
muscle responsible for the action also knowns as the agonist
Term
Define Isometric
Definition

to hold a muscle action with no joint involvement

 

Example: Plank

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