Central topic

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Tissues in the Body

av Kirsten Ann Gallaher

neuromuscular concepts

motor unit action potential sub threshold stimulus threshold stimulus sub maximal stimuli maximal stimulus latent period contraction/relaxation phase summation tetanus treppe passive/active tension

angle of pull

rotary,nonrotary,stabilizing,dislocating components

muscle length

Chapter One & Two

Fundamentals

shape size # of divisions location direction of its fibers points of attachment action

PNS

responsible for nerves sensing signals and sending them out as impulses throughout body afferent nerves efferent nerves dermatome myotome

neurons dendrites axon sensory,motor,interneurons

CNS

the brain functions as control center, diff. levels of control within the brain cerebral cortex basal ganglia cerebellum brain stem

tying roles of muscles together

how muscles work together to perform action of free-throw better

Bones

Long Short flat

what is the purpose of each bone

movements in Joints

abduction addiction flexion extension

do the joints roll or glide

anatomical planes and axis

Planes frontal sagittal transverse oblique

Axis frontal longitudinal sagittal oblique

Proprioception & Kinesthesis

conscience awareness of body position sun conscience awareness to regulate posture myotatic or stretch reflex

Role of Muscles

Agonist antagonist stabilizers synergist neutralizers force couples

Muscle Contraction

isokinetics static/dynamic concentric eccentric

Subtopic

muscle terminology

intrinsic extrinsic origin insertion isometric

Muscle tissue properties

muscle shape fiber arrangement

flat fusiform strap radiate sphincter unipennate bipennate multipennate

parallel pennate

irritability contractility extensibility elasticity