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NASM Chapter 5
Human Movement Science
28
Other
Not Applicable
07/21/2012

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Term

 

What is Biomechanics?

Definition
  • The science concerned with the internal and external forces acting on the human body and the effects produced by these forces

Other words:

  • The study of applying laws of mechanics and physics to detrmine how forces affect human movement.
Term

The Anatomic Location are location on body what does each one mean:

  1. Superior
  2. Inferior
  3. Proximal
  4. Distal
  5. Anterior
  6. Posterior
  7. Medial
  8. Lateral
  9. Contralateral
  10. Ipsilateral
Definition
  1. Superior - postiione above the point of refrence
  2. Inferior - Positioned below the point of refrence
  3. Proximal - positioned nearest the center of the body
  4. Distal - Positioned farthest the center of the body
  5. Anterior - on front of body
  6. Posterior - Back of body
  7. Medial - Near the middle of the body
  8. Lateral - toward the outside of the body
  9. Contralateral - the opposite side of the body
  10. Ipsilateral - on the same side of body
Term
What is the Anatomic position?
Definition
  • the position with the body erect with the arms at the sides and the palms forward. the anatomic postion is of importance in anatomy because it is the poition of refrence for anatomic nomenclature. [image]
Term
What is Sagittal planes motions, axis  and give an example:
Definition

Motion: flexion/extension

Axis: Coronal

Example: Bicep curl

 

Bisect the body into right and left sides

[image]

Term
What is Frontal motion, Axis and example:
Definition

Motion: adduction/abduction, Lateral flexion, Eversion/Inversion

Axis: Anterior-Posterior

Example: Side lateral raise

 

Bisects the body to create front and back halves

[image]

Term
What is the Transverse Plane motion, axis, and example:
Definition

Motion: Internal rotation, External rotation, Left/right rotation, horizontal adduction, horizontal abduction

Axis: Longitudinal

Example: Golfing

 

Body to create upper and lower halves

 

 

[image]

Term
What are three primary types of muscle action:
Definition

Isotonic

a. eccentric

b. concentric

Isometric (muscle length)

Isokinetic (contstant velocity of motion

Term
What is Isotonic?
Definition
Force is produced, muscle tension is developed through a given range or motion
Term
What is Eccentric muscle action?
Definition
Occurs when a muscle develops tension while lengthening
Term
What is concentric muscle action?
Definition
When a muscle is exerting force greater than the resistive force, resulting in shortening of the muscle
Term
What is Isometric muscle action?
Definition
When a muscle is exerting force equal to the force being placed on it leading to no visible change in muscle length
Term
What is Isokinetic muscle action?
Definition

when a muscle shortens at a constant speed over the full range of motion.

This requires the use of expensive and sophisticated equipment.

Term
What is force?
Definition
An influence applied by one object to another, which results in a acceleration or deceleration of the second object.
Term
What is length-tension relationship?
Definition
The resting length of a muscle and the tension the muscle can produce at this resting length
Term
What is Force-Couple Relationships?
Definition
Muscle groups moving together to produce movement around a joint
Term
What is the first lever ?
Definition

The fulcrom in the middle, like seesaw

Like the neck

 

[image]

Term
Second class lever is..?
Definition

have resistance in the middle (folcrum or effort on either side) folcrun is the piviot point, effort is the muscle)

  • like a wheelbarrow
  • example: calf raise
  •  [image]
Term
What is third class lever?
Definition

Effort is placed between the resistance and the fulcrum.

Most limbs operated as third class levers.

[image]

Term
What is motor behavior?
Definition
Motor response to internal and external environmental stimuli
Term
What is motor control?
Definition
How the central nervous system inteegrates internal and external sensory information with previous experiences to produce a motor response
Term
Motor learning?
Definition
integration of motor control process through practice and experiance, leading to relatively permanent change in the capacity to produce skilled movements
Term
what is motor development?
Definition
the change in motor skill behavior over time throughout the lifespan
Term
What is muscle synergies?
Definition
Groups of muscles that are recruited by the central nervous system to provide movement
Term
Know common force-couple relationship
Definition

PG 89

Table 5.3

Term
What is Motor behavior?
Definition
Motor response to internal and external enviromental stimuli
Term
What is sensorimotor integration?
Definition
The cooperation of the nervous and muscular system in gathering and interpreting information and executing movement
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