Muscular System Crossword

Connective tissue surrounding a muscle fiber
Connective tissue surrounding a fascicle
Connective tissue layer surrounding an individual muscle
Attaches muscle to bone
Broad fibrous sheets of connective tissue
Cell membrane of a muscle cell
Bundles of protein filaments (myofilaments) within the muscle fibre
Organelle of the muscle fiber that stores calcium.
Contractile unit of muscle
light and perfectly aligned lines in muscle fiber
dark and perfectly aligned lines in muscle fiber
a thin type of protein filament composed of actin proteins that forms part of the cytoskeleton and supports the plasma membrane and plays a key role in cell strength, shape and movement
Thick filaments
A motor neuron and all of the muscle fibers it innervates
(Adenosine Diphosphate) The compound that remains when a phosphate group is removed from ATP, releasing energy
An energy storage molecule used by muscle tissue. The phosphate from creatine phosphate can be removed and attached to an ADP to generate ATP quickly.
Respiration that requires oxygen
Respiration that does not require oxygen
Attachment of a muscle that remains relatively fixed during muscular contraction.
Attachment to the movable bone
A regulatory protein that, on a resting muscle fiber, covers myosin binding sites along the thin filament, preventing actin and myosin from interacting
region where the motor neuron terminal and the adjoining muscle fiber meet, the point where the nerve transmits its message to the muscle fiber
principle that the action potential in a neuron does not vary in strength; the neuron either fires at full strength or it does not fire at all
A bending movement in which the relative angle between two adjacent segments decreases.
Act of stretching or straightening out a flexed limb
CIRCULAR MOVEMENT AROUND AN AXIS
(physiology) moving of a body part away from the central axis of the body
(physiology) moving of a body part toward the central axis of the body