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Skeletal Muscle & Muscular System
N/A
55
Anatomy
Undergraduate 2
10/24/2012

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Cards

Term
Sarcolemma
Definition
Plasma Membrane
Term
Sarcoplasm
Definition
Cytoplasm
Term
Sarcoplasmic Reticulum
Definition
Smooth ER
Stores Ca2+
Term
Terminal Cisternae
Definition
Enlarged area around T Tubules
Term
T-Tubules
Definition
Electrical Impulses travel down
Term
Myofibrils
Definition
Actin & Myosin
Term
Sarcomere
Definition
Z line to Z line
Term
Z-Line
Definition
Boundary of sarcomere
Term
Thick Filaments
Definition
Myosin
Term
Thin Filaments
Definition
Actin
Term
A Band
Definition
(Dark)
Thick and Thin Filaments
Term
I-Band
Definition
Thin Filaments
Term
Axon Terminals
Definition
Part of the neuron
Term
Acetylcholine
Definition
neurotransmitter
Term
Synaptic Cleft
Definition
Gap between axon terminal and motor end plate
Term
Ach receptors
Definition
Protein receptors on motor end plate that Ach binds to
Term
Epimysium
Definition
surrounds muscle
Term
Perimysium
Definition
surrounds fasicle
Term
endomysium
Definition
surround muscle fiber
Term
tendon
Definition
connects bone to muscle
Term
aponeurosis
Definition
broad sheet tendon
Term
Origin
Definition
site of muscles attachment to stationary bone
Term
Insertion
Definition
site of muscle attachment to moving bone
Term
Prime Mover
Definition
(Agonist)
Contracts
Ex. Bicept
Term
Antagonist
Definition
Stretches
Tricept
Term
Synergist
Definition
Muscles that function together to produce movement
Term
Flexion
Definition
movement up
Term
Extension
Definition
returning to anatomic position
Term
Abduction
Definition
moving away from midline
Term
Adduction
Definition
moving toward midline
Term
Pronation
Definition
Palms face front
Term
Supination
Definition
Hands open to front
Term
Dorsiflexion
Definition
toes to knee
Term
Plantar Flexion
Definition
Point toes
Term
Eversion
Definition
Pressure on inner foot
Term
Inversion
Definition
pressure on outside of foot
Term
Pectoralis
Definition
Chest
Term
Gluteus
Definition
Buttock
Term
Brachial
Definition
Arm
Term
Maximus
Definition
Large
Term
Minimus
Definition
Small
Term
Major
Definition
Larger of two muscles
Term
Minor
Definition
Smaller of two muscles
Term
Longus
Definition
Long
Term
Brevis
Definition
Short
Term
Deltoid
Definition
Triangular
Term
Quadratus
Definition
Rectangular
Term
Teres
Definition
Round
Term
Rectus
Definition
Straight
Term
Oblique
Definition
At an angle
Term
Bicep
Definition
two
Term
Tricep
Definition
three
Term
Abductor
Definition
Away from midline
Term
Adductor
Definition
Towards midline
Term
Masseter
Definition
A chewer
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