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Skeletal Muscles

QuestionAnswer
Anterior Tibialis Function Increase dorsiflexion and inversion of foot, stabilize arch of the foot
Posterior Tibialis Function Increase plantarflexion and inversion of foot, stabilize arch of foot
Soleus Function Increase plantarflexion of ankle, stabilize foot and ankle
Gastrocnemius Function Increase plantarflexion of ankle, stabilize foot/ankle, decrease ankle dorsiflexion
Peroneus Longus Function Plantarflexes and everts foot, stabilization
Deep Longitudinal Subsystem (DLS) Muscles Erector spinae, Biceps femoris, Tibialis anterior, Peroneus longus
DLS Function Absorb and control ground reaction forces during walking/running
Posterior Oblique Subsystem (POS) Muscles Latissimus dorsi, Thoracolumbar fascia, contralateral gluteus maximus
POS Function Stabilize LPHC
Anterior Oblique Subsystem (AOS) Muscles External obliques, contralateral adductor inner thigh muscles, hip external rotators
AOS Function Stabilize trunk and LPHC, aiding rotational movement
Lateral Subsystem (LS) Muscles Gluteus medius, medial thigh adductors, tensor fasciae latae, contralateral quadratus lumborum
LS Function Stabilize LBHC in side-to side motion
First class lever Fulcrum is in between resistance and effort
Second class lever Resistance is in between fulcrum and effort
Third class lever Effort is in between fulcrum and resistance
Rotary motion Bone movement around joints
Torque Force that produces rotation, changed by moving resistance
Motor behavior Human movement system's response to environmental stimuli
Motor control Ability to initial and correct purposeful controlled movements
Motor learning Practicing motor control and gaining experience to change ability to perform motor behavior
Motor development Change in motor behavior over a lifetime
Muscle synergies Groups of muscles recruited by CNS to produce movement
Sensorimotor integration Muscular and nervous system working together to interpret sensory info and produce appropriate movement
Feedback Using sensory information and sensorimotor integration to help with motor learning
Internal feedback Body uses sensory info to monitor actions and the environment
External feedback Info from external source (fitness professional, video, etc) to complement internal feedback
Neuromuscular efficiency Nervous system's ability to recruit correct muscles and stabilize body
Created by: XiaoYiSheng
 

 



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