Questions and Answers
What is the Human Movement System (HMS)?
What does the Kinetic Chain refer to?
A concept that describes the human body as a chain of interdependent links that work together to perform movement.
What is the Regional Interdependence Model?
The concept describing the integrated functioning of multiple body systems or regions of the body.
What does Biomechanics study?
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What is Kinesiology?
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Define Anatomic Position.
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What does Multiplanar movement mean?
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What is the Saggital Plane?
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Explain Flexion.
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What is Extension?
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Define Hyperextension.
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What is Dorsiflexion?
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Describe Plantar Flexion.
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What is the Frontal Plane?
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Define Abduction.
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What is Adduction?
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Explain Lateral Flexion.
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What does Eversion mean?
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Define Inversion.
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What is the Transverse Plane?
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What is Internal Rotation?
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Define External Rotation.
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What does Horizontal Abduction involve?
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What is Horizontal Adduction?
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What is Radioulnar Pronation?
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Define Radioulnar Supination.
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What is Pronation of the Foot?
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What does Supination of the Foot involve?
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Define Gait.
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What is Scapular Retraction?
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Explain Scapular Protraction.
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Define Scapular Depression.
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What is Scapular Elevation?
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Define Elasticity.
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What is a Ligament?
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Explain Flexibility.
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What does Hypermobility mean?
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Define Hypomobility.
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What is Eccentric Muscle Action?
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What is a Motor Unit?
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Define Isotonic Muscle Actions.
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What is Isometric Muscle Action?
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What does Direction of Resistance refer to?
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Define Deceleration.
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What is Acceleration?
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What is Concentric Muscle Action?
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Define Core.
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What is the Muscle Action Spectrum?
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Define Agonists.
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What are Synergists?
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What are Stabilizers?
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What does Feed Forward Activation mean?
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Define Antagonists.
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What does Medial mean?
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What is Lateral?
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Define Contralateral.
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What does Ipsilateral refer to?
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What is Anterior?
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Define Posterior.
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What does Proximal mean?
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What is Distal?
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What does Inferior mean?
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Define Superior.
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What is Closed Chain Movement?
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What does Open Chain Movement refer to?
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What is Force?
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What does Length Tension Relationship mean?
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Define Resting Length.
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What is Actin?
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What is Myosin?
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Define Sarcomere.
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What does Muscle Balance refer to?
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Explain Altered Length Tension Relationship.
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What is Reciprocal Inhibition?
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Define Altered Reciprocal Inhibition.
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What does Muscle Imbalance mean?
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What is Neutral Position?
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Define Stretch Shortening Cycle.
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What is Series Elastic Component?
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Explain Amortization Phase.
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What is Stretch Reflex?
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Define Integrated Performance Paradigm.
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What is the Force Velocity Curve?
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Define Tendon.
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What is Force Couple Relationship?
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What are Joint Support Systems?
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Define Local Muscular System.
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What is the Global Muscular System?
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What does Deep Longitudinal Subsystem (DLS) involve?
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What is the Posterior Oblique Subsystem (POS)?
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Define Anterior Oblique Subsystem (AOS).
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What is the Lateral Subsystem (LS)?
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What is Rotary Motion?
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Define Torque.
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What is Motor Behavior?
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What is Motor Control?
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Define Motor Learning.
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What is Motor Development?
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What are Muscle Synergies?
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What are Mechanoreceptors?
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Study Notes
Human Movement System (HMS)
- Comprises muscular, skeletal, and nervous systems working together for body movement.
Kinetic Chain
- Describes the body as a chain of interconnected links facilitating movement.
Regional Interdependence Model
- Emphasizes the integrated functioning of multiple body systems and regions.
Biomechanics
- Studies internal and external forces acting upon the body and their effects.
Kinesiology
- Focuses on movement in relation to anatomy and physiology.
Anatomic Position
- Erect body stance with arms at sides and palms facing forward; serves as a reference position.
Multiplanar Movement
- Movement patterns involving more than one plane.
Planes of Movement
- Sagittal Plane: Divides body into left and right halves; involves flexion/extension.
- Frontal Plane: Divides body into front and back halves; involves abduction/adduction.
- Transverse Plane: Divides body into top and bottom halves; involves rotation.
Joint Movements
- Flexion: Decrease in angle between segments.
- Extension: Increase in angle between segments.
- Hyperextension: Extension beyond normal range.
- Dorsiflexion: Ankle flexion.
- Plantar Flexion: Ankle extension, pointing foot downwards.
Movements in the Frontal Plane
- Abduction: Movement away from midline.
- Adduction: Movement toward midline.
- Lateral Flexion: Side bending of the spine.
Foot Movements
- Eversion: Movement of the heel lateral, sole facing outward.
- Inversion: Movement of the heel medial, sole facing inward.
Core Concepts
- Core: Includes lumbar spine, pelvic girdle, abdomen, and hip joint; vital for stability.
- Muscle Balance: Optimal relationships allowing joints to rest in neutral position.
Muscle Actions
- Eccentric: Muscle action lengthening while producing tension.
- Concentric: Muscle action shortening to overcome resistance.
- Isometric: Muscle force equals resistance, no length change.
Dynamic Movement Concepts
- Stretch-Shortening Cycle: Eccentric loading prepares muscle for rapid concentric contraction.
- Amortization Phase: Transition from eccentric loading to concentric unloading.
Muscle Structures
- Actin / Myosin: Thin/thick filaments responsible for muscle contraction.
- Sarcomere: Structural unit of myofibril between Z-lines.
Muscle Systems
- Local Muscular System: Stabilizes the trunk through muscle attachments near vertebrae.
- Global Muscular System: Larger muscles that initiate movement across joints.
Force and Mechanics
- Force: Influence causing acceleration or deceleration of an object.
- Torque: Rotational force measured in Newton meters (Nm).
Muscle Synergies
- Groups of muscles activated simultaneously for specific movements.
Motor Behavior
- Responses to sensory stimuli; encompasses motor control and learning.
- Motor Control: CNS processing of sensory info to produce responses.
- Motor Learning: Integration of control processes to enhance skilled behavior over time.
- Motor Development: Progression of skilled motor behavior throughout the lifespan.
Specialized Structures
- Mechanoreceptors: Respond to mechanical forces; include golgi tendon organs and muscle spindles.
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Test your knowledge of key concepts from Chapter 7 of the NASM-CPT 7th Edition. This chapter focuses on essential terms related to the human movement system, kinetic chain, and regional interdependence model. Use these flashcards to reinforce your understanding of human anatomy and movement principles.